Molecular Weight. Solubility in Water sl sol sublimes sol

Transcription

1 Aromatic Amino Compounds: Physical & chemical properties, Encyclopaedia of Occupational Health and Safety, Jeanne Mager Stellman, Editor-in-Chief. International Labor Organization, Geneva Chemical Name CAS-Number o-acetoluidine AMINO-2-METHYL- ANTHRAQUINONE AMINOANTHRA- QUINONE AMINODIPHENYL o-aminophenol p-aminophenol ANILINE ANILINE HYDROCHLORIDE o-anisidine p-anisidine AURAMINE ,4-BENZENEDIAMINE DIHYDROCHLORIDE BENZIDINE Colour/Form Boiling Point ( C) Melting Point ( C) Molecular Weight Solubility in Water Relative Density (water=1) ; colourless sl sol 15 C insol red or orange-brown needles colourless which turn purple on contact with air, rapidly becoming brown; white rhombic bipyramidal needles from benzene; colourless rhombic needles or plates orthorhombic plates from water; white plates from water; colourless ; white or reddish yellow oily liquid, colourless when pure; colourless with a bluish fluorescence when freshly distilled sublimes insol Relative Vapour Density (air=1) Vapour Pressure/ (Kpa) Inflam. Limits Flash Point ( C) sl sol boiling point 153 cc sublimes sol decomp sl sol sol ll 11 ul v sol pale yellowish liquid; reddish or yellowish coloured oil; colourless to pink liquid tablets from water, rhombic plates; ; fused crystalline mass yellow or colourless plates from alcohol sl sol C sol 57 C/4 C 70 cc oc 4.28 <13 Pa insol 2.5x 10-6 mm Hg sol 6.2 white or slightly-reddish, crystalline powder; sl sol Auto Ignition Point ( C)

2 2-CHLORO-4-NITRO- ANILINE o-chloroaniline m-chloroaniline p-chloroaniline CHLORO-o- PHENYLENEDIAMINE CHLORO-o-TOLUIDINE p-cresidine N,N'-DI-2-NAPHTHYL-p- PHENYLENEDIAMINE ,4-DIAMINOANISOLE ,3'-DIAMINOBENZIDINE ,4'-DIAMINODI- PHENYLMETHANE ,4-DIAMINOPHENOL DIHYDROCHLORIDE ,4-DIAMINOTOLUENE ,6-DIAMINOTOLUENE N,N-DIBUTYLANILINE ,3-DICHLOROANILINE ,4-DICHLOROANILINE ,5-DICHLOROANILINE needles, grayish, yellow crystalline powder yellow needles from misc petroleum ether-carbon disulfide, water, 20% acetic acid amber liquid insol C/4 C colourless to light amber insol Pa 118 cc >540 liquid orthorhombic from sol Pa 2.2 ll alcohol or petroleum ether; rhombic prisms; colourless sl sol grayish-white solid 237 ( at 722 mm Hg) white sl sol 1.02x 10-2 mm Hg solid grayish-white ; needles needles from water or from alcohol; prisms; colourless sl sol v sol v sol C colourless sol 150 C amber liquid insol needles from petroleum ether icsc: colourless prisms from acetone; needles from diluted alcohol or petroleum ether light brown or ambercoloured crystalline mass; insol 5.6 < 0.01 Pa sl sol <1 Pa sl sol <1 Pa 149 >112 cc 139 >540

3 2,6-DICHLOROANILINE ,4-DICHLOROANILINE ,3'-DICHLOROBEN- ZIDINE DICYCLOHEXYLAMINE NITRITE m- DIETHYLAMINOPHENOL N,N-DIETHYLANILINE N,N-DIMETHYL-p-- TOLUIDINE DIMETHYLAMINO- AZOBENZENE DIMETHYLANILINE ,4-DINITROANILINE N,N'-DIPHENYL-p-- PHENYLENEDIAMINE DIPHENYLAMINE ,3-DIPHENYLGUAN- IDINE N-ETHYLANILINE HYDROXYLAMINE HYDROXYLAMINE HYDROCHLORIDE needles from petroleum ether insol 5.6 needles from petroleum ether; fine, light-tan needles from alcohol or benzene; gray or purple crystalline solid insol Pa 152 C ll 179 C ul 166 oc insol 6x10-7 Pa white, crystalline solid sol colourless to yellow liquid; brown oily liquid sl sol liquid insol ll 7 ul yellow crystalline leaflets decomp ppm 3.3x10-7 mm Hg (est). oily liquid; pale yellow sl sol Pa yellow needles from diluted acetone, greenishyellow plates from alcohol. colourless leaflets from alcohol; commercial grades are greenish-brown; gray powder monoclinic leaflets from diluted alcohol; ; solid or liquid, very pale tan-amber to brown monoclinic needles; white powder colourless liquid; clear to straw-coloured, yellowbrown oil large white flakes or white needles; colourless liquid insol C 0.5 mm Hg insol x 10-7 mm Hg insol C 170 D sl sol insol mm 38.5 C 22 mm Hg decomp 83 g/ C v sol 0 C/4 C cc 153 oc 634

4 HYDROXYLAMINE SULPHATE N-ISOPROPYL-N'- PHENYL-p-PHENYLENE- DIAMINE N-ISOPROPYLANILINE MELAMINE p-methylamino- PHENOL METHYLANILINE ,4'-METHYLENE BIS(2- CHLOROANILINE) MICHLER'S BASE MICHLER'S KETONE ,5-NAPHTHALENE- DIAMINE α-naphthylamine β-naphthylamine o-nitroaniline m-nitroaniline p-nitroaniline ,4'-OXYDIANILINE N-PHENYL-1-NAPH- THYLAMINE colourless 177 sol dark gray to black flakes insol 1.04 yellowish liquid insol C 878 monoclinic prisms; colourless; white < sl sol 14 C mm 315 C colourless needles sol 5.77x 10-2 mm Hg colourless to reddishbrown insol Pa oily 36 C tan coloured pellets insol x C lustrous leaflets; yellowish insol leaflets or glistening plates white to greenish leaflets; >360 decomp insol leaf in alcohol, needles in benzene colourless sublimes sl sol 1.4 needles from diluted ethanol and ether; yellow rhombic needles; white ; needles, become red on exposure to air or a reddish, crystalline mass colourless which darken in air to a reddishpurple colour yellow-orange from boiling water; plates or needles; orange solid yellow from water; yellow rhombic needles yellow monoclinic needles; bright yellow powder sl sol mm C sol 98 C/4 C sl sol /4 C mm C C 795 cc 157 cc sl sol Pa /4 C g/1250 ml Pa colourless > insol 3.07x 10-7 mm Hg powder sl sol 1.2 N-PHENYL-β-NAPH- needles from methanol; insol 1.24

5 TYLAMINE m-phenylenebis- (METHYLAMINE) o-phenylenediamine m-phenylenediamine p-phenylenediamine N-PHENYLETHANOL- AMINE o-tolidine o-toluidine m-toluidine p-toluidine ,4,5- TRIMETHYLANILINE TRIPHENYLAMINE XYLIDINE ,3-XYLIDINE ,4-XYLIDINE ,4-XYLIDINE white to yellowish ; gray to tan flakes or powder colourless liquid v sol mm Hg brownish-yellow leaf from water; plates from chloroform white becoming red on exposure to air; colourless needles; rhombic from alcohol; colourless rhombic needles white to slightly red ; white plates from benzene, ether sol 1.5 ll v sol ºC 1 mm 99.8 C sl sol <1 21 C sl sol white to reddish or crystal powder sl sol 1 light yellow liquid sl sol torr becoming reddish brown 16.3 on exposure to air and light; colourless liquid colourless liquid sl sol mm 41 C lustrous plates or leaflets; sl sol torr white solid; colourless leaflets white ; needles insol obtained from water as solvent monoclinic from methanol, ethyl acetate, benzene; colourless 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 insol 0 C/0 C sl sol Pa 1 ll 7 ul liquid < sl sol mm Hg colourless liquid sl sol mm 52.6 C plates of prisms from sl sol petroleum 18 C 1.5 ll 1.0 ll cc

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