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Saturday, 06 August 2011 03:39

Aromatic Amino Compounds: 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)

o-ACETOLUIDINE
120-66-1

crystals; colourless

296

110

149.2

sl sol

@ 15 °C

1-AMINO-2-METHYL­ANTHRAQUINONE
82-28-0

205.5

237.3

insol

2-AMINOANTHRA­QUINONE
177-79-3

red or orange-brown needles

sublimes

303-6

233.23

insol

4-AMINODIPHENYL
92-67-1

colourless crystals which turn purple on contact with air

302

53

169.2

sl sol

1.160

@ boil­ing point

153 cc

450

o-AMINOPHENOL
95-55-6

crystals, rapidly becoming brown; white rhombic bipyramidal needles from benzene; colourless rhombic needles or plates

153 sublimes

174

109.12

sol

1.328

190

p-AMINOPHENOL
123-30-8

orthorhombic plates from water; white plates from water; colourless crystals; white or reddish yellow crystals

284 decomp

188

109.13

sl sol

ANILINE
62-53-3

oily liquid, colourless when pure; colourless with a bluish fluorescence when freshly distilled

184

-6

93.12

sol

1.022

3.22

0.04

1.2 ll
11 ul

70 cc

615

ANILINE HYDROCHLORIDE
142-04-1

crystals

245

198

526.8

v sol

1.22

4.46

193

o-ANISIDINE
90-04-0

pale yellowish liquid; reddish or yellowish coloured oil; colourless to pink liquid

225

5

123.2

sl sol

1.0923

4.25

@ 30 °C

118 oc

p-ANISIDINE
104-94-9

tablets from water, rhombic plates; crystals; fused crystalline mass

246

57

123.15

sol

@ 57 °C/4 °C

4.28

<13 Pa

107

AURAMINE
492-80-8

yellow or colourless plates from alcohol

136

267.4

insol

@ 25 °C

1,4-BENZENEDIAMINE DIHYDROCHLORIDE
624-18-0

crystals

181.06

sol

6.2

BENZIDINE
92-87-5

white or slightly-reddish, crystalline powder; needles, grayish, yellow crystalline powder

400

120

184.23

sl sol

1.250

6.36

2-CHLORO-4-NITRO­ANILINE
121-87-9

yellow needles from petroleum ether-carbon disulfide, water, 20% acetic acid

108

172.57

misc

o-CHLOROANILINE
95-51-2

amber liquid

208.8

-14

127.57

insol

@ 22 °C/4 °C

4.41

0.05

108

>500

m-CHLOROANILINE
108-42-9

colourless to light amber liquid

230.5

-10

127.57

insol

1.2161

4.4

9 Pa

118 cc

>540

p-CHLOROANILINE
106-47-8

orthorhombic crystals from alcohol or petroleum ether; rhombic prisms; colourless crystals

232

72.5

127.6

sol

1.4

4.4

2 Pa

2.2 ll
? ul

120-123

685

4-CHLORO-o-PHENYLENEDIAMINE
95-83-0

76

142.6

sl sol

5-CHLORO-o-TOLUIDINE
95-79-4

grayish-white solid

237 ( at 722 mm Hg)

26

141.6

p-CRESIDINE
120-71-8

white crystals

235

52

137.2

sl sol

@ 25 °C

N,N'-DI-2-NAPHTHYL-­p-PHENYLENE­DIAMINE
93-46-9

235

360.43

2,4-DIAMINOANISOLE
615-05-4

67.5

138.16

3,3'-DIAMINOBENZIDINE
91-95-2

solid

178-180

4,4'-DIAMINODI­PHENYLMETHANE
101-77-9

398-399

92.5

198.25

sl sol

2,4-DIAMINOPHENOL DIHYDROCHLORIDE
137-09-7

grayish-white crystals; needles

205

197.08

v sol

2,4-DIAMINOTOLUENE
95-80-7

needles from water or crystals from alcohol; prisms; colourless crystals

292

99

122.2

v sol

4.2

@ 106.5 °C

149

2,6-DIAMINOTOLUENE
823-40-5

colourless crystals

289

106

122.17

sol

@ 150 °C

N,N-DIBUTYLANILINE
613-29-6

amber liquid

267-275

insol

0.904

110

2,3-DICHLOROANILINE
608-27-5

needles from petroleum ether icsc: colourless crystals

252

24

162.02

insol

5.6

@ 25 °C

>112 cc

2,4-DICHLOROANILINE
554-00-7

prisms from acetone; needles from diluted alcohol or petroleum ether

245

64

162.0

sl sol

1.567

5.6

@ 25 °C

2,5-DICHLOROANILINE
95-82-9

light brown or amber-coloured crystalline mass; needles from petroleum ether

251

50

162.0

sl sol

1.54

5.6

@ 25 °C

139

>540

2,6-DICHLOROANILINE
608-31-1

crystals

97

39

insol

5.6

3,4-DICHLOROANILINE
95-76-1

needles from petroleum ether; fine, light-tan crystals

272

71-72

162.03

insol

1.36

5.6

2 Pa

@ 152 °C ll

166 oc

269

3,3'-DICHLOROBEN­ZIDINE
91-94-1

needles from alcohol or benzene; gray or purple crystalline solid.

402

132-133

253.13

insol

6x10-7 Pa

350

DICYCLOHEXYLAMINE NITRITE
3129-91-7

228.32

m-DIETHYLAMINOPHENOL
91-68-9

white, crystalline solid

276-280

78

165.23

sol

N,N-DIETHYLANILINE
91-66-7

colourless to yellow liquid; brown oily liquid

216

-38

149.23

sl sol

0.9307

1.0

N,N-DIMETHYL-p-­TOLUIDINE
99-97-8

liquid

211

135.20

insol

0.9366

4.7

0.02

1.2 ll
7 ul

83

DIMETHYLAMINO­AZOBENZENE
60-11-7

yellow crystalline leaflets

decomp

114-117

225.28

13.6 ppm

3.3x10-7 mm Hg (est).

DIMETHYLANILINE
121-69-7

oily liquid; pale yellow

194

2.5

121.2

sl sol

0.956

4.17

67 Pa

62

371

2,4-DINITROANILINE
97-02-9

yellow needles from diluted acetone, greenish-yellow plates from alcohol.

56.7

188

183.12

insol

@ 14 °C

6.31

@ 25 °C

224 cc

N,N'-DIPHENYL-p-­PHENYLENEDIAMINE
74-31-7

colourless leaflets from alcohol; commercial grades are greenish-brown; gray powder

@ 0.5 mm Hg

150-151

260.32

insol

1.20

9.0

DIPHENYLAMINE
122-39-4

monoclinic leaflets from diluted alcohol; crystals; solid or liquid, very pale tan-amber to brown

302

53

169.2

insol

1.16

5.82

@ 108 °C

153 oc

634

1,3-DIPHENYLGUAN­IDINE
102-06-7

monoclinic needles; white powder

170 D

150

211.3

sl sol

1.13

N-ETHYLANILINE
103-69-5

colourless liquid; clear to straw-coloured, yellow-brown oil

204.5

-63.5

121.2

insol

0.9625

4.2

@ 38.5 °C

HYDROXYLAMINE
7803-49-8

large white flakes or white needles; colourless liquid

@ 22 mm Hg

32.05

33.04

v sol

@ 0 °C/4 °C

HYDROXYLAMINE HYDROCHLORIDE
5470-11-1

crystals

decomp

@ 17 °C

1.7

HYDROXYLAMINE SULPHATE
10039-54-0

colourless crystals

177

sol

N-ISOPROPYL-N'-PHENYL-p-PHENYLENE­DIAMINE
101-72-4

dark gray to black flakes

72.5

226.3

insol

@ 25 °C

N-ISOPROPYLANILINE
768-52-5

yellowish liquid

203

135.2

insol

0.9526 25 °C

878

MELAMINE
108-78-1

monoclinic prisms; colourless; white

<250

126.13

sl sol

@ 14 °C

4.34

@ 315 °C

p-METHYLAMINO­PHENOL
150-75-4

colourless needles

87

123.17

sol

@ 25 °C

METHYLANILINE
100-61-8

colourless to reddish-brown oily liquid

196

-57

107.15

insol

0.989

3.70

@ 36 °C

795 cc

4,4'-METHYLENE BIS(2-CHLOROANILINE)
101-14-4

tan coloured pellets

110

267.15

insol

1.44

@ 60 °C

MICHLER'S BASE
101-61-1

lustrous leaflets; yellowish leaflets or glistening plates

390

91.5

254.36

insol

MICHLER'S KETONE
90-94-8

white to greenish leaflets; leaf in alcohol, needles in benzene

>360 decomp

172

268.35

insol

1,5-NAPHTHALENE­DIAMINE
2243-62-1

colourless crystals

sublimes

190

158.2

sl sol

1.4

a-NAPHTHYLAMINE
134-32-7

needles from diluted ethanol and ether; yellow rhombic needles; white crystals; needles, become red on exposure to air or a reddish, crystalline mass

300.8

50

143.18

sl sol

1.0228

4.93

@ 104.3 °C

157 cc

b-NAPHTHYLAMINE
91-59-8

colourless crystals which darken in air to a reddish-purple colour

306

113

143.18

sol

@ 98 °C/4 °C

4.95

@108.0 °C

157

o-NITROANILINE
88-74-4

yellow-orange crystals from boiling water; plates or needles; orange solid

284

71

138.1

sl sol

@ 25 °C/4 °C

@ 104 °C

168

521

m-NITROANILINE
99-09-2

yellow crystals from water; yellow rhombic needles

306

114

138.1

sl sol

@ 25 °C/4 °C

@ 25 °C

p-NITROANILINE
100-01-6

yellow monoclinic needles; bright yellow powder

332

146

138.12

1 g/1250 ml

1.424

4.77

0.2 Pa

199

180

4,4'-OXYDIANILINE
101-80-4

colourless crystals

>300

186-187

200.2

insol

@ 25 °C

N-PHENYL-1-NAPH­THYLAMINE
90-30-2

powder

335

62

219.27

sl sol

1.2

N-PHENYL-b-NAPH­TYLAMINE
135-88-6

needles from methanol; white to yellowish crystals; gray to tan flakes or powder

395.5

108

219.29

insol

1.24

m-PHENYLENEBIS­(METHYLAMINE)
1477-55-0

colourless liquid

247

136.2

v sol

1.052

@ 25 °C

o-PHENYLENEDIAMINE
95-54-5

brownish-yellow leaf from water; plates from chloroform

257

103

108.14

sol

1.5 ll
? ul

m-PHENYLENEDIAMINE
108-45-2

white crystals becoming red on exposure to air; colourless needles; rhombic crystals from alcohol; colourless rhombic needles

285

63.5

108.14

v sol

1.139

@ 5ºC

@ 99.8 °C

p-PHENYLENEDIAMINE
106-50-3

white to slightly red crystals; white plates from benzene, ether

267

146

108.14

sl sol

1.14

3.72

@ 21 °C

1.5 ll
? ul

156

N-PHENYLETHANOL­AMINE
122-98-5

286

137.17

sl sol

1.0945

o-TOLIDINE
119-93-7

white to reddish crystals or crystal powder

300

131.5

212.28

sl sol

1

o-TOLUIDINE
95-53-4

light yellow liquid becoming reddish brown on exposure to air and light; colourless liquid

200.2

-14.7-16.3

107.15

sl sol

1.008

3.69

0.32 torr

m-TOLUIDINE
108-44-1

colourless liquid

203

-30.4

107.15

sl sol

0.9889

3.90

@ 41 °C

861

p-TOLUIDINE
106-49-0

lustrous plates or leaflets; white solid; colourless leaflets

200.5

44

107.15

sl sol

1.046

3.9

0.34 torr

2,4,5-TRIMETHYLANILINE
137-17-7

white crystals; needles obtained from water as solvent

235

68

135.2

insol

@ 25 °C

TRIPHENYLAMINE
603-34-9

monoclinic crystals from methanol, ethyl acetate, benzene; colourless

365

127

245.3

insol

@ 0 °C/0 °C

XYLIDINE
1300-73-8

exists in 6 isomeric forms varying from a light yellow to a brown liquid; all isomers except ortho-4-xylidine are liquids above 27 °C

213-226

-15 - 51

121.18

sl sol

0.97-0.99

4.17

20 Pa

1 ll
7 ul

91

405

2,3-XYLIDINE
87-59-2

liquid

221.5

< -15

121.2

sl sol

0.9931

@ 25 °C

1.0 ll
? ul

97 cc

2,4-XYLIDINE
95-68-1

colourless liquid

214

-14.3

121.2

sl sol

0.9723

@ 52.6 °C

3,4-XYLIDINE
95-64-7

plates of prisms from petroleum ether

226

51

121.2

sl sol

@ 18 °C

 

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Contents

Preface
Part I. The Body
Part II. Health Care
Part III. Management & Policy
Part IV. Tools and Approaches
Part V. Psychosocial and Organizational Factors
Part VI. General Hazards
Part VII. The Environment
Part VIII. Accidents and Safety Management
Part IX. Chemicals
Part X. Industries Based on Biological Resources
Part XI. Industries Based on Natural Resources
Part XII. Chemical Industries
Part XIII. Manufacturing Industries
Part XIV. Textile and Apparel Industries
Part XV. Transport Industries
Part XVI. Construction
Part XVII. Services and Trade
Part XVIII. Guides