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Tuesday, 09 August 2011 02:03

Ketones: Physical & Chemical Properties

Chemical Name CAS-Number	Colour/Form	Boiling Point (°C)	Melting Point (°C)	Molecular Weight	Solubility in Water	Relative Density (water=1)	Relative Vapour Density (air=1)	Vapour Pressure/ (Kpa)	Inflam. Limits	Flash Point (°C)	Auto Ignition Point ( °C)
ACETONE 67-64-1	colourless liquid	56.2	-95.35	58.08	misc	0.7899		2.0	2.15 ll 13.0 ul	-20	465
ACETOPHENONE 98-86-2	monoclinic prisms or plates; slightly oily liquid; colourless liquid; liquid forms laminar crystals at low temperature	202	20.5	120.16	insol	@ 15(°C)/15 °C	4.14	@ 25 °C		82 oc	570
ACETYL BROMIDE 506-96-7	colourless liquid	76	-96	122.96	sol	@ 9 °C		@ 21
BENZOPHENONE 119-61-9	white crystals	305	49	182.2	insol	1.1
p-BENZOQUINONE 106-51-4	yellow monoclinic prisms from water or petroleum ether; greenish-yellowish solid		115.7	108.09	sl sol	@ 20 °C/4 °C	3.7	@ 25 °C		38-93 cc	560
1-BROMO-2-PROPANONE 598-31-2	colourless liquid; rapidly becomes violet even in absence of air	137	-36.5	136.99	sl sol	@ 23 °C	4.75	1.20
1-CHLORO-2-PROPANONE 78-95-5	colourless liquid	119.7	-44.5	92.53	sol	@ 25 °C				40 oc
CHLORACETYL CHLORIDE 75-36-5	colourless to slightly yellow liquid	106	21.77	112.95		1.4202		2.35
2-CHLOROACETOPHENONE 532-27-4	colourless to grey crystals	247	56.5	154.6	insol	@ 15 °C	5.3	< 10 Pa		118
CYCLOHEXANONE 108-94-1	oily liquid; water-white to pale yellow liquid	155.6	16.4	98.14	sol	@ 25 °C; 0.9478	3.4	@ 26.4 °C	1.1 ll 9.4 ul	63 cc	420
CYCLOHEXANONE OXIME 100-64-1	hexagonal prisms from petroleum ether	206-210	89-90	113.18	sol
CYCLOPENTANONE 120-92-3	water-white, mobile liquid	130.6	-51.3	84.12	insol	0.948	2.3	@ 25 °C		31cc
DIACETONE 123-42-2	colourless liquid	167.9	-44	116.16	misc	@ 25 °C	4.0	0.13	1.8 ll 6.9 ul	66 oc	acetone-free 603 commercial 643
DICHLORACETYL CHLORIDE 79-36-7	colourless to yellow fuming liquid	107 - 108		147.4	decomposes	1.53	5.09	3.06	11.9 ll ? ul	66	585
DIETHYL KETONE 96-22-0	colourless, mobile liquid	101.7	-39.8	86.13	v sol	0.814	3.0	@ 25 °C	1.6.	13 oc	452
DIKETENE 674-82-8	clear, colourless liquid when pure	127.4	-6.5	84.08	sol	1.0897	2.9			34 oc
2,6-DIMETHYL-4-HEPTANONE 108-83-8	colourless liquid	168	- 42	142.2	insol	0.805	4.9	0.23	@ 93 °C ul	49 cc	396
DIPROPYL KETONE 123-19-3		144	-33	114.18	insol	1.407
ETHYL AMYL KETONE 106-68-3		167.5		128.21	insol	@
ETHYL BUTYL KETONE 106-35-4	clear liquid	@ 765 mm Hg	-39	114.21	insol	0.8183		@ 25 °C		46 oc
2,5-HEXANEDIONE 110-13-4		194	-5.5	114.4	v sol	0.737
ISOPHORONE 78-59-1	water-clear liquid	@ 754 mm Hg	-8.1	138.2	sl sol	0.9229	4.77	@ 25 °C	0.8 ll 3.8 ul	84 cc	460
KETENE 463-51-4	colourless gas	- 56	-150	42.0	reacts		1.4			Flammable gas
MESITYL OXIDE 141-79-7		The substance can presumably form explosive peroxides • Reacts violently with strong oxidants • Attacks many plastics	3
4-METHOXY-4-METHYL-2-PENTANONE 107-70-0	water-white liquid	147-163		130.21	v sol			@ 25 °C
METHYL AMYL KETONE 110-43-0	water-white liquid	151.5	-35.5	114.18	v sol	@ 15 °C; 0.8068	3.9	@ 25 °C	@ 66 °C ll	39 cc	393
METHYL BUTYL KETONE 591-78-6	colourless liquid	128	-57	100.16	sl sol	0.8113	3.5	@ 25 °C	1.3 ll 8.0 ul	25 cc	423
2-METHYLCYCLO HEXANONE 583-60-8				112.19
METHYL ETHYL KETONE 78-93-3	colourless liquid	79.6	-86.3	72.10	v sol	0.805	2.41	10.33	@ 93 °C ul	-9 cc	404
5-METHYL-3-HEPTANONE 541-85-5	colourless liquid	157-162		128.24	insol in water	0.820-0.824 /20 °C		@ 0.27		59
5-METHYL-2-HEXANONE 110-12-3	colourless liquid	144	73.9	114.21	sl sol	0.888 /20 °C	3.9	0.60	@ 93 °C ul	36 cc	191
METHYL ISOBUTYL KETONE 108-10-1	colourless liquid	116.8	-84.7	100.16	sl sol	0.7978	3.5	2.09	@ 93 °C ul	24 oc	460
METHYL ISOPROPYL KETONE 563-80-4	colourless liquid	94	- 92	86.1	sl sol	0.8	3.46	@ 29.6 °C	1.2 ll 8.2 ul	3	456
METHYL PROPYL KETONE 107-87-9	colourless liquid	101.7	-77.8	86.13	sl sol	0.805	3.0	@ 25 °C	1.5 ll 8.2 ul	70 cc	505
METHYLVINYL KETONE 78-94-4	colourless liquid	81.4	-7	70.09	sol	@ 25 °C	2.41	@ 25 °C	2.1 ll 15.6 ul	-7 cc	491
2,4-PENTANEDIONE 123-54-6	colourless or slightly yellow liquid	@ 746 mm Hg	-23	100.12	v sol	@ 25 °C	3.5	0.39	2.4 ll 11.6 ul	34 cc	335

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:54

Ketones: Physical & Chemical Hazards

Chemical Name CAS-Number	Physical	Chemical	Subsidiary Risks
ACETONE 67-64-1	The vapour is heavier than air and may travel along the ground; distant ignition possible	The substance can form explosive peroxides on contact with strong oxidants • Attacks many plastics	3
ACETYL BROMIDE 506-96-7		The substance decomposes on heating producing toxic and corrosive fumes • Reacts violently with water and alcohols, causing fire and explosion hazard
ACETYL-CHLORIDE 75-36-5			3
BENZOPHENONE 119-61-9		Reacts with strong oxidants
p-BENZOQUINONE 106-51-4	Dust explosion possible if in powder or granular form, mixed with air • If dry, it can be charged elecrostatically by swirling, pneumatic transport, pouring, etc	Reacts with strong oxidants causing fire and explosion hazard • Reacts violently with strong bases • Above 60 ºC when moist, is self-heating and decomposes giving off toxic gases (carbon monoxide)	6.1
2-CHLOROACETOPHENONE 532-27-4		On combustion, forms toxic and corrosive vapours • The substance decomposes on heating producing corrosive gas (hydrogen chloride)
1-CHLORO-2-PROPANONE 78-95-5		The substance polymerizes slowly under the influence of light • On combustion, forms toxic and corrosive gases (carbon oxides, hydrogen chloride, phosgene) • Reacts with strong oxidants
CYCLOHEXANONE 108-94-1	The vapour is heavier than air and may travel along the ground; distant ignition possible	On combustion, forms carbon monoxide • Reacts with oxidants and nitric acid causing fire and explosion hazard	3
CYCLOPENTANONE 120-92-3	The vapour is heavier than air	The substance easily polymerizes under the influence of acids • On combustion, forms toxic gases (carbon oxides) • Reacts with acids	3
DIACETONE 123-42-2			3
DICHLORACETYL CHLORIDE 79-36-7		The substance decomposes on heating, on contact with moisture, alkali metal, earth alkali metal, metal powder, producing hydrogen chloride, phosgene, causing fire and explosion hazard • Reacts with strong oxidants, alcohols, water • Attacks many metals forming combustible gas
DIETHYL KETONE 96-22-0	The vapour is heavier than air and may travel along the ground; distant ignition possible • The vapour mixes well with air; explosive mixtures are easily formed	Reacts violently with oxidants causing fire and explosion hazard • Attacks many plastics	3
DIKETENE 674-82-8			3
2,6-DIMETHYL-4-HEPTANONE 108-83-8		Reacts with oxidants • Attacks some forms of plastics	3
DIPROPYL KETONE 123-19-3			3
ETHYL AMYL KETONE 106-68-3			3
KETENE 463-51-4	The gas is heavier than air and may travel along the ground; distant ignition possible	The substance may readily polymerize • Reacts violently with many organic compounds • Reacts with water to form acetic acid • Decomposes in alcohol and ammonia
MESITYL OXIDE 141-79-7		The substance can presumably form explosive peroxides • Reacts violently with strong oxidants • Attacks many plastics	3
4-METHOXY-4-METHYL-2-PENTANONE 107-70-0			3
METHYL AMYL KETONE 110-43-0		Reacts with oxidizing materials • Attacks some forms of plastics	3
METHYL BUTYL KETONE 591-78-6		Reacts violently with oxidants and may form unstable peroxides • Attacks plastics
METHYL ETHYL KETONE 78-93-3			3
5-METHYL-2-HEXANONE 110-12-3			3
METHYL ISOBUTYL KETONE 108-10-1	The vapour is heavier than air and may travel along the ground; distant ignition possible	The substance can presumably form explosive peroxides • On combustion, forms carbon monoxide	3
METHYL ISOPROPYL KETONE 563-80-4	The vapour is heavier than air and may travel along the ground; distant ignition possible	The substance decomposes on heating producing acrid smoke and toxic fumes • Reacts violently with strong oxidants	3
METHYL PROPYL KETONE 107-87-9	The vapour mixes well with air; explosive mixtures are easily formed	Can react vigorously with oxidizing agents	3
2,4-PENTANEDIONE 123-54-6	The vapour is heavier than air	The substance may polymerize under the influence of the light • On combustion, forms toxic carbon oxides • Reacts with strong oxidants, bases and reducing agents

For UN Class: 1.5 = very insensitive substances which have a mass explosion hazard; 2.1 = flammable gas; 2.3 = toxic gas; 3 = flammable liquid; 4.1 = flammable solid; 4.2 = substance liable to spontaneous combustion; 4.3 = substance which in contact with water emits flammable gases; 5.1 = oxidizing substance; 6.1 = toxic; 7 = radioactive; 8 = corrosive substance

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:52

Ketones: Health Hazards

Chemical Name CAS-Number	ICSC Short-Term Exposure	ICSC Long-Term Exposure	ICSC Routes of Exposure and Symptoms	US NIOSH Target Organs & Routes of Entry	US NIOSH Symptoms
ACETONE 67-64-1	eyes; resp tract; CNS; liver; kidneys; stomach	skin; CNS; blood cells	Inhalation: salivation, confusion, cough, dizziness, drowsiness, headache, red head, sore throat, unconsciousness Skin: redness Eyes: redness, pain, blurred vision, possible corneal damage Ingestion: nausea, vomiting.	Resp sys; skin; eyes; CNS Inh; ing; con	Irrit eyes, nose, throat; head, dizz, CNS depres; derm
ACETYL BROMIDE 506-96-7	resp tract; skin		Inhalation: cough, sore throat, shortness of breath, laboured breathing, symptoms of delayed effects Skin: redness, pain, skin burns Eyes: pain, redness, blurred vision, severe deep burns Ingestion: burning sensation, abdominal cramps, vomiting.
BENZOPHENONE 119-61-9	eyes; skin; resp tract; CNS		Inhalation: sore throat Skin: redness Eyes: redness
p-BENZOQUINONE 106-51-4	eyes; skin; resp tract; CNS; liver; kidneys	skin; resp tract; liver; kidneys	Inhalation: burning sensation, cough, nose bleeds, laboured breathing, shortness of breath, sore throat Skin: may be absorbed; redness, pain, brown staining, blister Eyes: redness, pain, loss of vision, brown staining Ingestion: abdominal pain, burning sensation, diarrhoea, vomiting, death.	Eyes; skin Inh; ing; con	Eye irrit; conj; kera; skin irrit
1-CHLORO-2-PROPANONE 78-95-5	eyes; skin; resp tract; lungs	skin	Inhalation: cough, burning sensation, laboured breathing, sore throat Skin: may be absorbed, redness, skin burns, burning sensation, pain, delayed effects: blisters Eyes: redness, pain, blurred vision.
2-CHLOROACETOPHENONE 532-27-4	eyes; skin; resp tract; CNS	skin	Inhalation: burning sensation of chest, cough, headache, laboured breathing, shortness of breath, vomiting, wheezing Skin: redness, pain Eyes: redness, pain, blurred vision, permanent partial loss of vision Ingestion: unconsciousness, loss of reflexes.	Resp sys; skin; eyes Inh; ing; con	Irrit eyes, skin, resp sys; pulm edema
CYCLOHEXANONE 108-94-1	eyes; resp tract; skin		Inhalation: cough, dizziness, drowsiness, dullness, sore throat, unconsciousness Skin: may be absorbed, dry skin, redness Eyes: Lacrimation, redness, pain, opacity of the cornea Ingestion: abdominal pain, burning sensation, drowsiness, dullness, unconsciousness.	Eyes; skin; resp sys; CNS; liver; kidneys	Irrit eyes; skin; muc memb; head; narco; coma; derm; in animals: liver, kidney damage
CYCLOPENTANONE 120-92-3	eyes; skin; resp tract	skin	Inhalation: cough, sore throat Skin: redness Eyes: redness, pain.
DIACETONE 123-42-2				Eyes; skin; resp sys; CNS; liver Inh; ing; con	Irrit eyes, skin, nose, throat; corn damage; in animals: narco, liver damage
DICHLORACETYL CHLORIDE 79-36-7	eyes; skin; upper resp tract		Inhalation: burning sensation , cough, laboured breathing Skin: redness, pain, blisters Eyes: redness, pain, severe deep burns Ingestion: abdominal cramps, burning sensation, weakness.
DIETHYL KETONE 96-22-0	eyes; skin; resp tract; lungs	lungs	Inhalation: cough , shortness of breath Skin: redness Eyes: redness.	Resp sys; eyes; skin Inh; ing; con	Irrit eyes, skin, muc memb, resp sys; cough, sneez
DIKETENE 674-82-8			Inhalation: cough, headache, shortness of breath, dizziness, dullness Skin: dry skin, redness, pain Eyes: redness, pain Ingestion: abdominal cramps, dizziness, dullness, headache.
2,6-DIMETHYL-4-HEPTANONE 108-83-8	eyes; resp tract; lungs	skin; liver; kidneys	Inhalation: headache, dizziness, nausea, vomiting, sore throat Skin: redness, numbness Eyes: redness	Eyes; skin; resp sys; CNS; liver; kidneys Inh; ing; con	Irrit eyes, skin, nose, throat; head, dizz; derm; liver, kidney damage
ETHYL BUTYL KETONE 106-35-4	eyes; skin; resp tract	skin; liver; kidneys	Inhalation: headache, dizziness, sore throat, unconsciousness Skin: redness Eyes: redness, pain.	Resp sys; eyes; skin; CNS Inh; ing; con	Irrit eyes, skin, muc memb; head, narco, coma; derm
ISOPHORONE 78-59-1	eyes; skin	skin		Eyes; skin; resp sys; CNS; liver; kidneys Inh; ing; con	Irrit eyes, nose, throat; head, nau, dizz, ftg, mal, narco; derm; in animals: kidney, liver damage
KETENE 463-51-4			Inhalation: cough, shortness of breath Skin: redness Eyes: redness.	Eyes, skin, resp sys Inh; con	Irrit eyes, skin, nose, throat, resp sys; pulm edema
METHYL AMYL KETONE 110-43-0			Eyes: Inhalation: headache, dizziness, blurred vision, unconsciousnessredness.	Eyes; skin; resp sys; CNS; PNS Inh; ing; con	Irrit eyes, skin, muc memb; head, narco, coma; derm
METHYL BUTYL KETONE 591-78-6	eyes; skin; resp tract		Inhalation: cough, drowsiness, headache, unconsciousness Skin: may be absorbed, dry skin, redness Eyes: redness, pain, blurred vision Ingestion: abdominal pain, diarrhoea, nausea, sore throat.
2-METHYLCYCLOHEXANONE 583-60-8	eyes; skin; resp tract; CNS	skin; CNS		CNS; skin; resp sys; liver; kidneys Inh; abs; ing; con	In animals: irrit eyes, muc memb; narco; derm
METHYL ETHYL KETONE 78-93-3				Eyes; skin; resp sys; CNS Inh; ing; con	Irrit eyes, skin, nose; head, dizz; vomit; derm
5-METHYL-3-HEPTANONE 541-85-5	eyes; skin; resp tract; lungs	skin		Eyes; skin; resp sys; CNS	Irrit eyes, skin, muc memb; head, narco, coma; derm
5-METHYL-2-HEXANONE 110-12-3	eyes; skin; resp tract	skin; eyes	Inhalation: headache, dizziness, drowsiness Skin: redness Eyes: redness Ingestion: nausea, vomiting.	Eyes; skin; resp sys; CNS; liver; kidneys Inh; ing; con	Irrit eyes, skin, muc memb; head, narco, coma; derm; in animals: liver, kidney damage
METHYL ISOBUTYL KETONE 108-10-1	eyes; skin; resp tract; CNS	skin; thymus; lungs; brain; nasal passage	Inhalation: burning sensation, diarrhoea, headache, nausea, sore throat, unconsciousness, vomiting, weakness Skin: dry skin, burning sensation Eyes: redness, pain.	Eyes; skin; resp sys; CNS; PNS Inh; abs; ing; con	Irrit eyes, nose; peri neur; weak, pares; derm; head, drow
METHYL ISOPROPYL KETONE 563-80-4			Inhalation: cough, headache, sore throat, weakness Skin: may be absorbed Eyes: redness Ingestion: nausea, vomiting .	Eyes; skin; resp sys Inh; ing; con	Irrit eyes, skin, muc memb, resp sys; cough
METHYL PROPYL KETONE 107-87-9	eyes; skin; resp tract; CNS	skin; liver; kidneys; blood	Inhalation: dullness, drowsiness Skin: dry skin, redness Eyes: redness, pain Ingestion: nausea, vomiting.	Eyes; skin; resp sys; CNS Inh; ing; con	Irrit eyes, skin, muc memb; head; derm; narco, coma
2,4-PENTANEDIONE 123-54-6	eyes; skin; resp tract	skin	Inhalation: dizziness, drowsiness, headache, laboured breathing, nausea, vomiting, ataxia and tremors Skin: may be absorbed, redness Eyes: Redness, pain Ingestion: diarrhoea, nausea, vomiting, weakness, ataxia.	Resp sys eyes; skin; CNS

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:51

Ketones: Chemical Identification

Chemical Formula	Chemical	Synonyms UN Code	CAS-Number
67641	ACETONE	Dimethylformaldehyde; Dimethylketal; Dimethyl ketone; Ketone propane; Methyl ketone; Propanone; 2-Propanone UN1090 UN1091	67-64-1
98862	ACETOPHENONE	Acetylbenzene; Benzoyl methide; Dymex; Ethanone, hypnon; Hypnone; Methyl phenyl ketone; 1-Phenylethanone; Phenyl methyl ketone	98-86-2
506967	ACETYL BROMIDE	Acetic acid, bromide; Ethanoyl bromide UN1716	506-96-7
75365	ACETYL CHLORIDE	Acetic acid, chloride; Acetic chloride; Ethanoyl chloride UN1717	75-36-5
119619	BENZOPHENONE	Benzoylbenzene; Diphenyl ketone; Diphenylmethanone; Ketone, diphenyl; a-Oxodiphenylmethane; a-Oxoditane; Phenyl ketone	119-61-9
106514	p-BENZOQUINONE	1,4-Benzoquine; Benzoquinone; Cyclohexadienedione; 1,4-Cyclohexadienedione; 2,5-Cyclohexadiene-1,4-dione; 1,4-Cyclohexadiene dioxide; 1,4-Dioxybenzene UN2587	106-51-4
598312	1-BROMO-2-PROPANONE	Acetonyl Bromide; Acetyl methyl bromide; Bromomethyl methyl ketone; Bromo-2-propanone; Bromoacetone UN1569	598-31-2
532274	2-CHLOROACETOPHENONE	a-Chloroacetophenone; 1-Chloroacetophenone; Chloromethyl phenyl ketone UN1679	532-27-4
79049	CHLORACETYL CHLORIDE	Chloroacetic acid chloride; Monochloroacetyl chloride UN1752	79-04-9
78955	1-CHLORO-2-PROPANONE	Acetonyl chloride; Chloroacetone; 1-Chloro-2-ketopropane; 1-Chloro-2-oxopropane; Chloropropanone; Monochloroacetone UN1695	78-95-5
108941	CYCLOHEXANONE	Cyclohexyl ketone; Hytrol O; Ketohexamethylene; Nadone UN1915	108-94-1
120923	CYCLOPENTANONE	Adipic ketone; Dumasin; Ketocyclopentane; Ketopentamethylene UN2245	120-92-3
123422	DIACETONE	Diacetone alcohol; Diketone alcohol; 4-Hydroxy-4-methyl-2-pentanone UN1148	123-42-2
79367	DICHLORACETYL CHLORIDE	a, a-Dichloroacetyl chloride; 2,2-Dichloroacetyl chloride; Dichloroethanoyl chloride UN1765	79-36-7
96220	DIETHYL KETONE	DEK; 3-Pentanone; Dimethylacetone; Metacetone; Methacetone; Propione UN1156	96-22-0
674828	DIKETENE	3-Buteno-beta-lactone; Diketene, dimer; 4-Methylene-2-oxetanone; 2-oxetanone, 4-Methylene; 4-Methoxy-4-methyl-2-pentanone UN2521	674-82-8
108838	2,6-DIMETHYL-4-HEPTANONE	Diisobutyl ketone; sym-Diisopropylacetone; Isobutyl ketone; Isovalerone; Valerone UN1157	108-83-8
123193	DIPROPYL KETONE	Butyrone; GBL; 4-Heptanone; Heptan-4-one; Propyl ketone UN2710	123-19-3
106683	ETHYL AMYL KETONE	3-Octanone; Amyl ethyl ketone; EAK UN2271	106-68-3
106354	ETHYL BUTYL KETONE	n-Ethyl butyl ketone, 3-heptanone	106-35-4
110134	2,5-HEXANEDIONE	Acetone, acetonyl-; Acetonyl acetone; Diacetonyl; a, b-Diacetylethane; 1,2-Diacetylethane; 2,5-Diketohexane	110-13-4
78591	ISOPHORONE	Isoacetophorone; Isoforon; Isophoron; 1,1,3-Trimethyl-3-cyclohexene-5-one; 3,5,5-Trimethyl-2-cyclohexene-1-one; 3,3,5-Trimethyl-5-cyclohexen-1-one	78-59-1
463514	KETENE	Carbomethene; Ethenone; Keto-ethylene	463-51-4
141797	MESITYL OXIDE	Acetone, isopropylidene; Isobutenyl methyl ketone; Isopropylidene acetone; 4-Methyl-3-pentene-2-one UN1229	141-79-7
107700	4-METHOXY-4-METHYL-2-PENTANONE	UN2293	107-70-0
110430	METHYL AMYL KETONE	Amyl methyl ketone; 2-Heptanone; n-Amyl methyl ketone; Methyl pentyl ketone UN1110	110-43-0
591786	METHYL BUTYL KETONE	2-Hexanone; Butyl-methyl ketone, 2-Oxohexane; MBK	591-78-6
583608	2-METHYLCYCLOHEXANONE	o-Methylcyclohexanone	583-60-8
78933	METHYL ETHYL KETONE	2-Butanone ; Butanone; 3-Butanone; MEK; Methyl acetone; Ethyl methyl ketone UN1193	78-93-3
541855	5-METHYL-3-HEPTANONE	Ethyl-sec-amyl ketone; Ethyl amyl ketone ; 3-Methyl-5-heptanone	541-85-5
110123	5-METHYL-2-HEXANONE	Isoamyl methyl ketone; Isopentyl methyl ketone; 2-Methyl-5-hexanone; Methyl isoamyl ketone; MIAK UN2302	110-12-3
108101	METHYL ISOBUTYL KETONE	Hexone; Isopropylacetone; 2-Pentanone, 4-methyl-; 2-Methyl-4-pentanone; 4-Methyl-2-pentanone; MIBK; MIK UN1245	108-10-1
563804	METHYL ISOPROPYL KETONE	2-Acetyl propane; 3-Methyl-2-butanone; Methyl isopropyl ketone; MIPK UN2397	563-80-4
107879	METHYL PROPYL KETONE	Ethyl acetone; Methyl-N-propyl ketone; 2-Pentanone; Metylopropyloketon	107-87-9
78944	METHYLVINYL KETONE	Acetone, methylene; Acetyl ethylene; 3-Butene-2-one; Butenone; Ketone, methyl vinyl UN1251	78-94-4
100641	OXIME CYCLOHEXANONE	(Hydroxyimino)cyclohexane	100-64-1
123546	2,4-PENTANEDIONE	Acetoacetone; Acetylacetone; Acetyl 2-propanone; Diacetylmethane; Pentanedione UN2310	123-54-6

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:28

Isocyanates: Physical & Chemical Properties

Chemical Name CAS-Number	Colour/Form	Boiling Point (°C)	Melting Point (°C)	Molecular Weight	Solubility in Water	Relative Density (water=1)	Relative Vapour Density (air=1)	Vapour Pressure/ (Kpa)	Inflam. Limits	Flash Point (°C)	Auto Ignition Point ( °C)
CYCLOHEXYL ISOCYANATE 3173-53-3	liquid	168		125.16	reacts	0.98	4.3			48 cc
DIANISIDINE DIISOCYANATE 91-93-0	grey to brown powder		112	296.30
ETHYL ISOCYANATE 109-90-0		60		71.1	insol	0.9031
HEXAMETHYLENE DIISOCYANATE 822-06-0	liquid	255	-67	168.2	reacts	1.0528	5.81	@ 25 °C	0.9 ll 9.5 ul	140 oc	454
ISOPHORONE DIISOCYANATE 4098-71-9	colourless to slightly yellow liquid	@ 10 torr	-60	222.32	reacts	1.062 g/ml		0.04 Pa		155-161	430
METHYLENE BISPHENYL ISOCYANATE 101-68-8	light-yellow, fused solid; crystals	@ 5 mm Hg	37	250.27	0.2 g/100 ml	@ 70 °C	8.6			196 cc	240
METHYL ISOCYANATE 624-83-9	colourless liquid	39.5	-45	57.1	v sol	0.9599	1.42	46.4	5.3 ll 26 ul	-7 cc	534
1,5-NAPHTYLENE DIISOCYANATE 3173-72-6	crystals		130	210.19
PHENYL ISOCYANATE 103-71-9	liquid	158-168	-30	119.12		@ 19.6 °C/4 °C
TOLUENE DIISOCYANATE 26471-62-5	clear colourless to pale yellow liquid	251	11-14			@ 25 °C		0.01 torr
TOLUENE-2,4-DIISOCYANATE 584-84-9	a water-white liquid which turns straw-coloured on standing; clear to light yellow liquid or crystals; colourless to pale yellow, solid or liquid	251	20.5	174.15	reacts	1.2244	6.0	1.3 Pa	0.9 ll 9.5 ul	132 cc	620
TOLUENE-2,6-DIISOCYANATE 91-08-7		@ 18 mm Hg

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:26

Isocyanates: Physical & Chemical Hazards

Chemical Name CAS-Number	Physical	Chemical	UN Class or Division / Subsidiary Risks
1,5-NAPHTYLENE DIISOCYANATE 3173-72-6		The substance decomposes on heating producing toxic fumes (nitrogen oxides)
METHYLENE BISPHENYL ISOCYANATE 101-68-8		The substance may polymerize due to heating above 204 °C or under the influence of temperatures above 204 °C. •On combustion, forms toxic and corrosive fumes including nitrogen oxides and hydrogen cyanide. •Reacts readily with water to form insoluble polyureas. •Reacts violently with acids, alcohols, amines, bases and oxidants causing fire and explosion hazard	6.1
CYCLOHEXYL ISOCYANATE 3173-53-3	The vapour is heavier than air and may travel along the ground; distant ignition possible	The substance may polymerize due to heating and under the influence of incompatible materials. •The substance decomposes on burning producing toxic fumes (nitrogen oxides). •Reacts with oxidants and strong bases, water, alcohol, acids and amines	6.1
ETHYL ISOCYANATE 109-90-0			3/ 6.1
HEXAMETHYLENE DIISOCYANATE 822-06-0		The substance will polymerize under the influence of temperatures above 93 °C. •On combustion, forms toxic and corrosive fumes including nitrogen oxides and hydrogen cyanide. •The substance decomposes on contact with water to form amine and polyureas. •Reacts violently with acids, alcohols, amines, bases and oxidants causing fire and explosion hazard. •Attacks copper	6.1
ISOPHORONE DIISOCYANATE 4098-71-9		The substance decomposes on heating producing toxic fumes (nitrogen oxides). •Reacts with oxidants, acids, alcohols, amines, amides, mercaptanes. •Attacks many metals, plastics, and rubber	6.1
METHYL ISOCYANATE 624-83-9	The vapour is heavier than air and may travel along the ground; distant ignition possible. •The vapour mixes well with air, explosive mixtures are easily formed	The substance may polymerize due to heating or under the influence of water and catalysts. •The substance decomposes on heating producing toxic gases (hydrogen cyanide, nitrogen oxides, carbon monoxide). •Reacts with strong oxidants. •Reacts violently with water, acids, alcohols, amines, iron, steel, zinc, tin, copper (or alloys of these metals) causing fire and explosion hazard. •Attacks some forms of plastic, rubber and coatings	6.1/ 3
PHENYL ISOCYANATE 103-71-9			6.1
TOLUENE DIISOCYANATE 26471-62-5			6.1
TOLUENE-2,4-DIISOCYANATE 584-84-9			6.1
TOLUENE-2,6-DIISOCYANATE 91-08-7			6.1

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:25

Isocyanates: Health Hazards

Chemical Name CAS-Number	ICSC Short-Term Exposure	ICSC Long-Term Exposure	ICSC Routes of Exposure and Symptoms	US NIOSH Target Organs & Routes of Entry	US NIOSH Symptoms
CYCLOHEXYL ISOCYANATE 3173-53-3	eyes; skin; resp tract	skin	Inhalation: burning sensation, cough, laboured breathing, shortness of breath see ingestion Skin: redness Eyes: watering of eyes, redness, pain, blurred vision, severe deep burns Ingestion: abdominal cramps, diarrhoea, vomiting
HEXAMETHYLENE DIISOCYANATE 822-06-0	eyes; skin; resp tract	skin	Inhalation: burning sensation, cough, laboured breathing, shortness of breath, sore throat Skin: may be absorbed, redness, skin burns, blisters Eyes: redness, pain, swelling of eyelids	Eyes; skin; resp sys Inh; ing; con	Irrit eyes, skin, resp sys; cough, dysp, bron, wheez, pulm edema, asthma; corn damage, skin blisters
ISOPHORONE DIISOCYANATE 4098-71-9	eyes; skin; resp tract	skin; lungs	Inhalation: cough, sore throat, symptoms may be delayed Skin: redness Eyes: redness	Eyes; skin; resp sys Inh; abs; ing; con	Irrit eyes, skin, resp sys; chest tight, dysp, cough, sore throat; bron, wheez, pulm edema; possible resp sens; asthma
METHYL ISOCYANATE 624-83-9	eyes; skin; resp tract; lungs	skin; lungs	Inhalation: cough, dizziness, laboured breathing, shortness of breath, sore throat, unconsciousness, vomiting Skin: may be absorbed, skin burns, pain Eyes: pain, loss of vision, severe deep burns Ingestion: abdominal cramps, sore throat, vomiting	Resp sys; eyes; skin Inh; abs; ing; con	Irrit eyes, skin, nose, throat; resp sens, cough, pulm secretions, chest pain, dysp; asthma; eye, skin damage; in animals: pulm edema
METHYLENE BISPHENYL ISOCYANATE 101-68-8	eyes; skin; resp tract; lungs	skin	Inhalation: headache, nausea, shortness of breath, sore throat Skin: redness Eyes: pain, may cause corneal damage	Resp sys; eyes Inh; ing; con	Irrit eyes, nose, throat; resp sens, cough, pulm secretions, chest pain, dysp; asthma
1,5-NAPHTHYLENE DIISOCYANATE 3173-72-6	eyes; skin; resp tract	skin; lungs	Inhalation: cough, laboured breathing, sore throat Skin: redness, pain Eyes: redness, pain	Eyes, resp sys Inh; ing; con	Irrit eyes, nose, throat; resp sens, cough, pulm secretions, chest pain, dysp; asthma
TOLUENE-2,4-DIISOCYANATE 584-84-9	eyes; skin; resp tract; nose	skin; lungs		Eyes; resp sys; skin Inh; ing; con	Irrit eyes, skin, nose, throat; choke, paroxysmal cough; chest pain, retster soreness; nau, vomit, abdom pain; bron. Bronchospasm, pulm edema; dysp, asthma; conj, lac; derm, skin sens; (carc)

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:21

Isocyanates: Chemical Identification

Chemical Formula	Chemical	Synonyms UN Code	CAS-Number
3173533	CYCLOHEXYL ISOCYANATE	Isocyanic acid, cyclohexyl ester; Cyclohexane, isocyanato-; Isocyanatocyclohexane UN2488	3173-53-3
91930	DIANISIDINE DIISOCYANATE	1,1'-Biphenyl, 4,4'-diisocyanato-3,3'-dimethoxy-; 4,4'-Diisocyanato-3,3'-dimethoxy-1,1'-biphenyl; 3,3'-Dimethoxybenzidine-4,4'-diisocyanate; Isocyanic acid, 3,3'-dimethoxy-4,4'-biphenylene ester	91-93-0
109900	ETHYL ISOCYANATE	Isocyanic acid, ethyl ester; Isocyanatoethane UN2481	109-90-0
822060	HEXAMETHYLENE DIISOCYANATE	Desmodur H; Desmodur N; Hexamethylene diisocyanate ; Hexamethylene-1,6-diisocyanate; 1,6-Hexamethylene diisocyanate; 1,6-Hexanediol diisocyanate; HMDI; Tl 78 UN2281	822-06-0
7046619	ISOCYANIC ACID, NITROIMINODIETHYLENEDI-	3-Nitro-3-azapentane-1,5-diisocyanate; Nitroiminodiethylenediisocyanic acid	7046-61-9
4098719	ISOPHORONE DIISOCYANATE	Cyclohexane, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethyl-; IPDI; 3-Isocyanatomethyl-3,5,5-Trimethylcyclohexylisocyanate; Isocyanic acid, methylene(3,5,5-trimethyl-3,1-cyclohexylene) ester; Isophorone diamine diisocyanate UN2906 UN2290	4098-71-9
101688	METHYLENE BISPHENYL ISOCYANATE	Isocyanic acid, methylenedi-p-phenylene ester; Bis(p-isocyanatophenyl)methane; Caradate 30; Desmodur 44; Diphenylmethane 4,4'-diisocyanate; Diphenylmethane diisocyanate; Hylene M 50; Isonate; Isonate 125M; 4,4'-Methylenebis(phenyl isocyanate) UN2489	101-68-8
624839	METHYL ISOCYANATE	Isocyanic acid, methyl ester; Iso-cyanatomethane; MIC UN2480	624-83-9
3173726	1,5-NAPHTHALENE DIISOCYANATE	1,5-Diisocyanatonaphthalene; Isocyanic acid, 1,5-naphthylene ester ; 1,5-Naphthalene diisocyanate; Naphthalene, 1,5-diisocyanato-	3173-72-6
103719	PHENYL ISOCYANATE	Benzene, isocyanato-; Mondur P; Phenylcarbimide; Phenyl carbonimide UN2487	103-71-9
26471625	TOLUENE DIISOCYANATE	Benzene-, 1,3-diisocyanatomethyl-; Desmodur t100; Diisocyanatomethylbenzene; Diisocyanatotoluene; Hylene-T; Isocyanic acid, methylphenylene ester; Mondur-TD; Nacconate-100; Niax isocyanate TDI UN2078	26471-62-5
584849	TOLUENE-2,4-DIISOCYANATE	Cresorcinol diisocyanate; Desmodur T80; Di-iso-cyanatoluene; 2,4-Diisocyanato-1-methylbenzene (9 CI); 2,4-Diisocyanatotoluene; Hylene T; Mondur TD; Rubinate TDI 80; 20 TDI; 2,4-TDI; TDI-80; TDI	584-84-9
91087	TOLUENE-2,6-DIISOCYANATE	2,6-Diisocyanato-1-methylbenzene; 2,6-Diisocyanatotoluene; Hylene TCPA; Isocyanic acid, 2-Methyl-m-phenylene ester; 2-Methyl-m-phenylene diisocyanate; 2-Methyl-m-phenylene isocyanate; Niax TDI; Niax TDI-p; 2,6-TDI	91-08-7

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:16

Hydrocarbons, Polyaromatic: Physical & Chemical Properties

Chemical Name CAS-Number	Colour/Form	Boiling Point (°C)	Melting Point (°C)	Molecular Weight	Solubility in Water	Relative Density (water=1)	Relative Vapour Density (air=1)	Vapour Pressure/ (Kpa)	Inflam. Limits	Flash Point (°C)	Auto Ignition Point (°C)
ANTHRACENE 120-12-7	monoclinic plates from alcohol recrystallization; when pure, colourless with violet fluorescence; when crystallized from benzene, colourless, lustrous plates are formed which exhibit a blue fluorescence; yellow crystals with blue fluorescence	342	218	178.22	insol	@ 25 °C	6.15	@ 145 °C	0.6 ll ? ul	121 cc	540
BENZ(a)ANTHRACENE 56-55-3	colourless/ plates recrystallized from glacial acetic acid or alcohol	400	162	228.3	@ 25 °C			5x10^- ⁹ torr
BENZO(g,h,i)FLUORANTHENE 203-12-3	crystals		149		insol			<10 Pa
BENZO(g,h,i)PERYLENE 191-24-2	large, pale yellow-green plates (recrystallized from xylene)	550	277	276.3	insol			@ 25 °C
BENZO(k)FLUORANTHENE 207-08-9	pale yellow needles from benzene	480	217	252.3	insol			9.59x10^- ¹¹ torr
BENZO(a)PYRENE 50-32-8	pale yellow monoclinic needles from benzene & methanol; crystals may be monoclinic or orthorhombic; yellowish plates (from benzene and ligroin)	>360	179-179.3	252.30	insol	1.351	8.7	>1 mm Hg
BENZO(b)FLUORANTHENE 205-99-2	needles (recrystallized from benzene), colourless needles (recrystallized from toluene or glacial acetic acid)		168	252.3	insol			<10 Pa
CHRYSENE 218-01-9	red blue fluorescent rhombic plates from benzene, acetic acid; orthorhombic bipyramidal plates from benzene; colourless platelets with blue fluorescence	448	255-256	228.28	insol	1.274		6.3x 10^- ⁷ mm Hg
DIBENZ(a,h)ACRIDINE 226-36-8	yellow crystals		228	279.35
DIBENZ(a,h)ANTHRACENE 53-70-3	colourless plates or leaflets recrystallized from acetic acid; solution in concentrated sulfuric acid is red; crystals may be monoclinic or orthorhombic	524	266	278.33	insol	1.282		1x 10^- ¹⁰ mm Hg
DIBENZ(a,j)ACRIDINE 224-42-0	yellow needles or prisms		216	279.35
DIBENZO(a,e)PYRENE 192-65-4	pale yellow needles in xylene; yellow-red in concn sulfuric acid solution		234	302.4
DIBENZO(a,h)PYRENE 189-64-0	golden yellow plates from xylene or trichlorobenzene; in H₂SO₄ solution has red colour, changing later into violet or blue		308	302.38
DIBENZO(ai)PYRENE 189-55-9	greenish-yellow needles, prisms or lamellae	@ 0.05 mm Hg	281	302.4				2.39x 10^- ¹⁴ mm Hg
DIBENZOFURAN 132-64-9	leaf or needles from alcohol; white crystals; crystalline solid	287		168.19	@ 25 °C	@ 99 °C/4 °C	5.8	@ 25 °C
FLUORANTHENE 206-44-0	coloured needles; pale yellow needles or plates from alcohol	375	111	202.2	insol	@ 0 °C/4 °C		0.01 mm Hg
NAPHTHACENE 83-32-9	white needles; orthorhombic bipyramidal needles from alcohol	279	95	154.21	insol	1.0242 at 90 °C/4 °C	5.32	10 mm Hg at 131.2 °C
PHENANTHRENE 85-01-8	monoclinic plates from alcohol; colourless shining crystals; leaflets	340	101	178.22	insol	@ 4 °C	6.15	@ 118.2 °C		171 oc
PYRENE 129-00-0	monoclinic prismatic tablets from alcohol or by sublimation; pure pyrene is colourless; pale yellow plates (when recrystallized from toluene); colourless solid (tetracene impuritites give yellow colour)	393	156	202.2	insol	@ 23 º C		@ 20 º C

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:14

Hydrocarbons, Polyaromatic: Physical & Chemical Hazards

Chemical Name CAS-Number	Physical	Chemical	UN Class or Division / Subsidiary Risks
ANTHRACENE 120-12-7	Dust explosion possible if in powder or granular form, mixed with air	The substance decomposes on heating, on contact with sunlight, under influence of strong oxidants producing acrid, toxic fumes, causing fire and explosion hazards	3
BENZO(b)FLUORANTHENE 205-99-2		Upon heating, toxic fumes are formed
BENZO(ghi)FLUORANTHENE 203-12-3		Upon heating, toxic fumes are formed
BENZO(k)FLUORANTHENE 207-08-9		Upon heating, toxic fumes are formed • Reacts with strong oxidants
BENZO(ghi)PERYLENE 191-24-2		Upon heating, toxic fumes are formed • Reacts with NO and NO₂to form nitro derivatives
DIBENZO(a,h)ANTHRACENE 53-70-3		Reacts with strong oxidants	4.1

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Published in 104. Guide to Chemicals

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Tuesday, 09 August 2011 01:13

Hydrocarbons, Polyaromatic: Health Hazards

Chemical Name CAS-Number	ICSC Short-Term Exposure	ICSC Long-Term Exposure	ICSC Routes of Exposure and Symptoms	US NIOSH Target Organs & Routes of Entry	US NIOSH Symptoms
ANTHRACENE 120-12-7	eyes; skin; resp tract; GI tract	skin	Inhalation: cough, laboured breathing, sore throat Skin: may be absorbed, redness Eyes: redness, pain Ingestion: abdominal pain
BENZO(a)ANTHRACENE 56-55-3			Skin: may be absorbed
BENZO(b)FLUORANTHENE 205-99-2			Skin: may be absorbed
BENZO(ghi) FLUORANTHENE 203-12-3			Skin: may be absorbed
BENZO(k)FLUORANTHENE 207-08-9			Skin: may be absorbed
BENZO(ghi)PERYLENE 191-24-2			Skin: may be absorbed
BENZO(a)PYRENE 50-32-8		genes and birth defects
DIBENZO(a,h)ANTHRACENE 53-70-3	eyes; skin; resp tract	skin	Skin: photosensitization Eyes: redness, pain

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:11

Hydrocarbons, Polyaromatic: Chemical Identification

Chemical Formula	Chemical	Synonyms UN Code	CAS-Number
120127	ANTHRACENE	Anthracin; Coal tar pitch volatiles: anthracene; Green oil; Paranaphthalene; Tetra olive N2G	120-12-7
56553	BENZO(a)ANTHRACENE	Benzanthracene; 1,2-Benzanthracene; 1,2-Benz(a)anthracene; Benzanthrene; 1,2-Benzanthrene; Benzoanthracene; Benzo(a)phenanthrene; 2,3-Benzophenanthrene; 2,3-Benzphenanthrene; Naphthanthracene	56-55-3
205992	BENZO(b)FLUORANTHENE	Benz(e)acephenanthrylene; 3,4-Benz(e)acephenanthrylene; 2,3-Benzfluoranthene; 3,4-Benzfluoranthene; Benz(b)fluoranthene; Benzo(e)fluoranthene; 2,3-Benzofluoranthene; 3,4-Benzofluoranthene	205-99-2
203123	BENZO(g,h,i)FLUORANTHENE	2,13-Benzofluoranthene; 7,10-Benzofluoranthene	203-12-3
207089	BENZO(k)FLUORANTHENE	8,9-Benzofluoranthene; 11,12-Benzofluoranthene; 11,12-Benzo(k)fluoranthene; 2,3,1',8'-Binaphthylene; Dibenzo(b,jk)fluorene	207-08-9
191242	BENZO(g,h,i)PERYLENE	1,12-Benzoperylene; 1,12-Benzperylene	191-24-2
50328	BENZO(a)PYRENE	Benzo(d,e,f)chrysene; 3,4-Benzopyrene; 6,7-Benzopyrene; Benz(a)pyrene; 3,4-Benzpyrene; 3,4-Benz(a)pyrene	50-32-8
218019	CHRYSENE	1,2-Benzophenanthrene; Benzo(a)phenanthrene; 1,2-Benzphenanthrene; Benz(a)phenanthrene; 1,2,5,6-Dibenzonaphthalene	218-01-9
226368	DIBENZ(a,h)ACRIDINE	7-Azadibenz(a,h)anthracene; Dibenz(a,d)acridine; 1,2,5,6-Dibenzacridine; 1,2,5,6-Dibenzoacridine; 1,2,5,6-Dinaphthacridine	226-36-8
224420	DIBENZ(a,j)ACRIDINE	7-Azadibenz(a,j)anthracene; Db(a,j)ac; Dibenz(a,f)acridine; 1,2,7,8-Dibenzacridine; 3,4,5,6-Dibenzacridine; Dibenzo(a,j)acridine; 3,4,6,7-Dinaphthacridine	224-42-0
53703	DIBENZ(a,h)ANTHRACENE	1,2:5,6-Benzanthracene; DBA; 1,2,5,6-DBA; 1,2:5,6-Dibenzanthracene; 1,2:5,6-Dibenz(a)anthracene; Dibenzo(a,h)anthracene; 1,2:5,6-Dibenzoanthracene	53-70-3
132649	DIBENZOFURAN	2,2'-Biphenylene oxide; 2,2'-Biphenylylene oxide; Dibenzo(b,d)furan; Diphenylene oxide	132-64-9
189640	DIBENZO(a,h)PYRENE	DB(a,h)p; Dibenzo(b,def)chrysene; 1,2,6,7-Dibenzopyrene; 3,4,8,9-Dibenzopyrene	189-64-0
192654	DIBENZO(a,e)PYRENE	DB(a,e)p; 1,2,4,5-Dibenzopyrene; Naphtho(1,2,3,4-def)chrysene	192-65-4
189559	DIBENZO(a,i)PYRENE	Benzo(rst)pentaphene; Dibenzo(b,h)pyrene; 1,2,7,8-Dibenzopyrene; 3,4:9,10-Dibenzopyrene; Dibenz(a,i)pyrene; 1,2:7,8-Dibenzpyrene; 3,4:9,10-Dibenzpyrene	189-55-9
206440	FLUORANTHENE	1,2-Benzacenaphthene; Benzene, 1,2-(1,8-naphthylene)-; Benzo(jk)fluorene; 1,2-(1,8-Naphthalenediyl)benzene; 1,2-(1,8-Naphthylene)benzene	206-44-0
83329	NAPHTHACENE	Acenaphthylene, 1,2-dihydro-; 1,8-Ethylenenaphthalene; Naphthyleneethylene; Periethylenenaphthalene	83-32-9
198550	PERYLENE	Dibenz(de,kl)anthracene; Peri-dinaphthalene; Perilene	198-55-0
85018	PHENANTHRENE	Coal tar pitch volatiles: phenanthrene; Phenantrin	85-01-8
129000	PYRENE	Benzo(def)phenanthrene; Coal tar pitch volatiles: pyrene	129-00-0

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:06

Hydrocarbons, Halogenated Aromatic: Physical & Chemical Properties

Chemical Name CAS-Number	Colour/Form	Boiling Point (°C)	Melting Point (°C)	Molecular Weight	Solubility in Water	Relative Density (water=1)	Relative Vapour Density (air=1)	Vapour Pressure/ (Kpa)	Inflam. Limits	Flash Point (ºC)	Auto Ignition Point (ºC)
BENZAL CHLORIDE 98-87-3	colourless oily liquid	205	-17	161.03	insol	1.26	5.6	0.04	1 ll 11 ul	93
BENZATHONIUM CHLORIDE 121-54-0	colourless crystals		164-166	448.10	v sol
BENZENE CHLORIDE 108-90-7	colourless liquid	132	-45	112.56	insol	1.1058	3.88	1.17	1.8 ll 9.6 ul	27	638
BENZOTRICHLORIDE 98-07-7	clear, colourless to yellowish liquid; oily liquid	221	-5	195.48	reacts	1.3756	6.77	20 Pa	2.1 ll 6.5 ul	127 cc	211
BENZOYL CHLORIDE 98-88-4	transparent, colourless liquid; slightly brown liquid	197	-1.0	140.57	decomposes	1.2120	4.9	50 Pa	1.2 ll 4.9 ul	88	197
BENZYL BROMIDE 100-39-0	clear liquid; colourless to yellow liquid	198-199	-4.0	171.04	insol	@ 22ºC/ 0ºC; 1.443	5.9	@ 32.2 ºC, 10.mm Hg
BENZYL CHLORIDE 100-44-7	colourless to slightly yellow liquid	179	-45	126.58	insol	1.100	4.4	120 Pa	1.1 ll 14.0 ul	67 cc	585
BENZYL CHLOROFORMATE 501-53-1	oily liquid; colourless to pale yellow liquid	103		170.60		1.20
BROMOBENZENE 108-86-1	mobile liquid; colourless	156	-30.6	157.02	insol	1.4950	5.41	@ 40 ºC		51
CHLORINATED CAMPHENE 8001-35-2	yellow waxy solid; amber waxy solid		65-90	414	insol	@ 25 ºC	14.3	@ 25(°C)		135
CHLOROBENZILATE 510-15-6	colourless solid (pure)	@ 0.04 mm Hg	36- 37.3	325.20	10 mg/l	1.2816		2.2x 10^- ⁶mm Hg
4-CHLOROMETHYL BIPHENYL 1667-11-4			72	202.67
1-CHLORONAPHTHALENE 90-13-1	oily liquid; crystals from alcohol, acetone	259	-2.5	162.61	insol	1.19382	5.6	@ 25 ºC			>558
o-CHLOROTOLUENE 95-49-8	colourless liquid	159	35.1	126.6	insol	1.0826		@ 25 ºC
DDT 50-29-3	biaxial elongated tablets; chemically pure p,p-ddt consists of white needles; colourless crystals or white to slightly off-white powder	260	108.5	354.50	insol	0.98		1.5x 10^- ⁷ mm Hg
o-DICHLOROBENZENE 95-50-1	colourless liquid	181	-17	147.01	insol	1.3048	5.05	@ 25 ºC	2 ll 9 ul
m-DICHLOROBENZENE 541-73-1	colourless liquid	173	-24.7	147.00	insol	1.2884		@ 25 ºC
p-DICHLOROBENZENE 106-46-7	white crystals; monoclinic prisms, leaves from acetone; available as pure crystals	174	53	147.01	insol	1.2475	5.08	@ 55 °C	2.5 ll 16 ul	66 cc	413
HEXACHLOROBENZENE 118-74-1	needles from benzene-alcohol; white needles	325	231	284.80	insol	@ 23.6 ºC	9.83	<0.1 Pa		242
HEXACHLORONAPHTHALENE 1335-87-1	white solid	344-388	137	334.74	insol	1.78	11.6	@ 25 ºC
HEXACHLOROPHENE 70-30-4	needles from benzene; white to light tan, crystalline powder		164	406.92	insol
OCTACHLORONAPHTHALENE 2234-13-1	pale yellow; needles from benzene & carbon tetrachloride; waxy yellow solid	440	192	403.74	insol	2.00	13.9	<0.13
PENTACHLOROBENZENE 608-93-5	colourless crystalline solid	277	86	250.14	insol	@ 16.5 ºC	8.6	2.2 Pa
PENTACHLORONAPHTALENE 1321-64-8	white solid; white powder; pale yellow solid	327-371	120	300.41	insol	1.7	10.4	<133 Pa
POLYCHLORINATED BIPHENYL (AROCLOR 1242) 53469-21-9	colorless mobile oil	325-366		261	@ 25	@ 25 ºC/15.5 ºC		@ 25 ºC		176-180 oc
POLYCHLORINATED BIPHENYL (AROCLOR 1254) 11097-69-1	light yellow, viscous liquid	365-390		327	insol	@ 65 ºC/15.5 ºC		@ 25 °C		>141
TEREPHTHALOYL CHLORIDE 100-20-9	colourless needles	259	83.5	203.02	reacts		7.0	<10 Pa		180
1,2,4,5-TETRACHLOROBENZENE 95-94-3	white flakes, crystals	245	139.5	215.90	insol	1.9	7.4	@ 25 °C		155 cc
TETRACHLORONAPHTHALENE 1335-88-2	crystals; pale yellow solid; colourless to pale yellow solid	312-360	182	265.94	insol	1.59 - 1.65	9.2	@ 25 ºC		210 oc
2,3,7,8-TETRACHLORO-DIBENZO-p-DIOXIN 1746-01-6	colourless needles		305-306	322				@ 25 ºC
1,2,3-TRICHLOROBENZENE 87-61-6	platelets from alcohol; white crystals	221	52.6	181.46	insol	1.69	6.26	@ 40 ºC		1127 cc
1,2,4-TRICHLOROBENZENE 120-82-1	colourless liquid; rhombic crystals	214	17	181.46	insol	1.5	6.26	@ 25 °C	2.5 ll 6.6 ul	105	571
1,3,5-TRICHLOROBENZENE 108-70-3	white crystals; long needles	208	63.5	181.45	insol		6.26	@ 78 °C		> 110
TRICHLORONAPHTHALENE 1321-65-9	colourless to pale yellow solid	304-354	92.78	231.5	insol	1.58	8.0	<133 Pa		200 oc

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Published in 104. Guide to Chemicals

Tuesday, 09 August 2011 01:05

Hydrocarbons, Halogenated Aromatic: Physical & Chemical Hazards

Chemical Name CAS-Number	Physical	Chemical	UN Class or Division / Subsidiary Risks
BENZAL CHLORIDE 98-87-3		On contact with hot surfaces or flames this substance decomposes forming toxic fumes of chlorinated compounds • Reacts violently with strong oxidants or metals • On contact with air it emits corrosive fumes (hydrogen chloride)	6.1
BENZATHONIUM CHLORIDE 121-54-0		On combustion, forms toxic and irritating gases (hydrogen chloride, nitrogen and carbon oxides) • Gives off toxic fumes in a fire
BENZENE CHLORIDE 108-90-7	The vapour is heavier than air and may travel along the ground; distant ignition possible	The substance decomposes on heating, on burning and on contact with hot surfaces, producing corrosive and toxic fumes • Reacts with strong oxidants • Reacts violently with chlorates, dimethylsulfoxide and alkali metals causing fire and explosion hazard • Attacks rubber	3
BENZOYL CHLORIDE 98-88-4	The vapour is heavier than air	On contact with hot surfaces or flames this substance decomposes forming highly toxic and corrosive gases (phosgene and HCl) • The substance decomposes violently on heating or on contact with alkalis, amines, other basic compounds, and DMSO, causing fire and explosion hazard • Reacts violently with strong oxidants • Reacts with water or steam producing heat, and toxic and corrosive fumes • Attacks many metals forming flammable hydrogen gas, also on contact with metal salts, alcohols, amines and strong bases	8
BENZYL BROMIDE 100-39-0			6.1/ 8
BENZYL CHLORIDE 100-44-7		The substance will polymerize under the influence of all common metals except nickel and lead, with evolution of corrosive fumes (hydrogen chloride), with fire or explosion hazard • On combustion, forms toxic and corrosive fumes (hydrogen chloride) • Reacts vigorously with strong oxidants • Reacts with water, producing corrosive fumes (hydrogen chloride) • Attacks many metals in presence of water	6.1/ 8
BENZYL CHLOROFORMATE 501-53-1			8
BROMOBENZENE 108-86-1			3
CHLORINATED CAMPHENE 8001-35-2		The substance decomposes on heating,on burning and/or under influence of alkali, strong sunlight, and catalysts like iron producing toxic fumes • Attacks iron • Incompatible with strongly alkaline pesticides
CHLOROBENZILATE 510-15-6			6.1
5-CHLORO-o-TOLUIDINE 95-79-4			6.1
o-CHLOROTOLUENE 95-49-8			3
p-DICHLOROBENZENE 106-46-7	The vapour is heavier than air	On combustion, forms toxic and corrosive fumes including phosgene, hydrogen chloride • The substance decomposes on contact with acids or acid fumes producing highly toxic fumes • Reacts with strong oxidants, strong reducing agents and alkali metals causing fire and explosion hazard • Attacks some forms of plastic, rubber, coatings
HEXACHLOROBENZENE 118-74-1		The substance decomposes on heating producing toxic fumes • Reacts violently with dimethyl formamide above 65°C	6.1
HEXACHLOROPHENE 70-30-4			6.1
OCTACHLORONAPHTHALENE 2234-13-1		The substance decomposes on heating producing toxic fumes (chlorine)
PENTACHLOROBENZENE 608-93-5		The substance decomposes on heating or on contact with acids or acids fumes producing toxic, irritating fumes (hydrogen chloride)	4.1
PENTACHLORONAPHTALENE 1321-64-8		On contact with hot surfaces or flames this substance decomposes forming toxic fumes of chlorine
POLYCHLORINATED BIPHENYL (AROCLOR 1254) 11097-69-1		The substance decomposes in a fire producing irritating and toxic gases	9
1,2,4,5-TETRACHLOROBENZENE 95-94-3	Dust explosion possible if in powder or granular form, mixed with air	On combustion, forms phosgene • The substance decomposes on heating or on burning producing toxic and corrosive fumes including hydrogen chloride and phosgene • acts violently with strong base, strong oxidants causing explosion hazard • n heated with sodium hydroxide and solvent (methanol or ethylene glycol) to prepare trichlorophenol, serious explosions have occurred	3
1,2,3-TRICHLOROBENZENE 87-61-6			6.1
1,2,4-TRICHLOROBENZENE 120-82-1		The substance decomposes on heating or on burning, producing toxic and irritating fumes (phosgene, chlorine and hydrogen chloride) • Reacts violently with oxidants, acids, and acid fumes	6.1
1,3,5-TRICHLOROBENZENE 108-70-3			6.1
TRICHLOROMETHYLBENZENE 98-07-7			8
TRICHLORONAPHTHALENE 1321-65-9		The substance decomposes on heating and on burning producing toxic and corrosive fumes including hydrogen chloride, phosgene) • Reacts with strong oxidants ing fire and explosion hazard

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Published in 104. Guide to Chemicals

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