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Properties of substance:

4-nitroaniline

Group of substances:

organic

Physical appearance:

yellow monoclinic crystals

Empirical formula (Hill's system for organic substances):

C6H6N2O2

Structural formula as text:

O2NC6H4NH2

Molar/atomic mass: 138.13

Melting point (°C):

147.5

Boiling point (°C):

336

Decomposition temperature (°C):

336

Solubility (g/100 g of solvent):

1-propanol: 5.4 (20°C) [Ref.]
acetone: 74.3 (50°C) [Ref.]
ammonia liquid : 10 (20°C) [Ref.]
benzene: 3.32 (70°C) [Ref.]
carbon disulphide: 0.2 (20°C) [Ref.]
carbon tetrachloride: 0.1 (20°C) [Ref.]
chloroform: 0.4331 (0°C) [Ref.]
chloroform: 1.55 (40.1°C) [Ref.]
diethyl ether: 6.18 (20°C) [Ref.]
ethanol: 5.84 (20°C) [Ref.]
ethanol 95%: 5.674 (25°C) [Ref.]
ethanol abs.: 3.382 (0°C) [Ref.]
ethanol abs.: 6.048 (25°C) [Ref.]
ethanol abs.: 8.233 (40.1°C) [Ref.]
i-amyl alcohol: 7.8 (20°C) [Ref.]
i-butanol: 2.4 (20°C) [Ref.]
m-xylene: 0.28 (15°C) [Ref.]
methanol: 12.1 (20°C) [Ref.]
nitrobenzene: 7.2 (25°C) [Ref.]
p-cymene: 0.83 (30°C) [Ref.]
toluene: 1.5 (20°C) [Ref.]
water: 0.08 (19°C) [Ref.]
water: 2.2 (100°C) [Ref.]

Density:

1.424 (20°C, g/cm3)

Dissociation:

pKBH+ (1) = 1.02 (25°C, water)

Dipole moment (D):

6.17

LD50 (mg/kg):

1410 (white rats, )

References:

  1. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 400-403
  2. Urbanski T. Chemistry and technology of explosives. - vol.1. - Warszawa, 1964. - pp. 556-557
  3. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 251
  4. Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 192 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 440-441, 908 [Russian]
  6. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1276, 1400, 1456-1457 [Russian]
  7. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 430-431 [Russian]
  8. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 102 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru