Friday, 12 August 2011 00:24

Sulphur Compounds, Organic: Physical & Chemical Properties

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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)

n-BUTYLMERCAPTAN
109-79-5

colourless liquid

98.4

-115.7

90.2

sl sol

0.8337

3.1

4.0

2 cc

<225

tert-BUTYLMERCAPTAN
75-66-1

mobile liquid; colourless liquid

64

-0.5

90.2

insol

0.8002

3.1

19.0

-26 cc

CETYLMERCAPTAN
2917-26-2

liquid or solid

184

18

insol

0.84

8.9

10 Pa

135

CYCLOHEXYLMER­CAPTAN
1569-69-3

liquid

158

-118

116.2

insol

0.9782

4.00

1.3

43 cc

DECYLMERCAPTAN
143-10-2

colourless liquid

241

-26

174.3

insol

0.84

6.0

<10 Pa

DODECYLMERCAPTAN
112-55-0

water-white to pale yellow liquid; oily colourless liquid

@ 15 mm Hg

-7

202.4

insol

0.8450

7.0

@ 25 °C

1278 oc

230

ETHYLMERCAPTAN
75-08-1

colourless liquid

35

-144.4

62.13

sl sol

0.83907

2.14

589

2.8 ll
18.0 ul

-483

299

n-HEPTYLMERCAPTAN
1639-09-4

177

-43

132.26

insol

0.8427

n-HEXYLMERCAPTAN
111-31-9

151

-81

118.23

insol

0.8424

2-MERCAPTOETHANOL
60-24-2

water-white mobile liquid

@ 742 mm Hg

78.13

sol

1.1143

2.7

1.00 mm Hg

METHYLMERCAPTAN
74-93-1

water-white liquid when below boiling point, or colourless gas

5.9

-123

48.1

sl sol

0.8665

1.66

@ 26.1 °C

3.9 ll
21.8 ul

-18

METHANESULFONYL CHLORIDE
124-63-0

pale yellow liquid

@ 18 mm Hg

-32

114.55

insol

1.4573

OCTADECANETHIOL
2885-00-9

solid

205-209

25

0.8420

n-OCTANETHIOL
111-88-6

water-white liquid

199.1

-49.2

146.30

0.8433

46

1-PENTANETHIOL
110-66-7

liquid

@ 460 mm Hg

-75.7

104.21

insol

0.8421

3.59

@25 °C

18 oc

PERCHLOROME­THYLMERCAPTAN
594-42-3

oily, yellow liquid; yellow to orange-red

147.5

185.88

insol

1.6947

6.414

3 mm Hg

PHENYLMERCAPTAN
108-98-5

water-white liquid; prism-like crystals from petroleum ether

168

-14.8

110.17

insol

1.0766

3.8

@ 18 °C

<55

PROPANETHIOL
107-03-9

colourless, mobile liquid

67-68

-113.3

76.17

sl sol

0.8411 g/ml

@ 25 °C

-20

SODIUM DODECYLBENZENE­SULFONATE
25155-30-0

white to light yellow flakes, granules, or powder

>300

sol

1.0 for 60% slurry

THIOACETAMIDE
62-55-5

crystals from benzene; colourless leaflets; crystals from alc, plates from ether

116

75.1

v sol

THIOACETIC ACID
507-09-5

yellow liquid

93

<-17

76.1

sl sol

1.064

2.62

18-21

2,2'-THIODIETHANOL
111-48-8

164-166

-10

122.2

1.1819

THIOGLYCOLIC ACID
68-11-1

colourless liquid

@ 20 mm Hg

-16.5

92.1

misc

1.3253

@ 18 °C

 

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