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Properties of substance:

2-nitrophenol

Group of substances:

organic

Physical appearance:

monoclinic crystals

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

C6H5NO3

Structural formula as text:

O2NC6H4OH

Molar/atomic mass: 139.12

Melting point (°C):

45.5

Boiling point (°C):

214.5

Solubility (g/100 g of solvent):

acetone: 69.14 (15.5°C) [Ref.]
benzene: 107.38 (15.5°C) [Ref.]
bromobenzene: 95.31 (20°C) [Ref.]
carbon dioxide liquid: 1.94 (-52°C) [Ref.]
carbon dioxide liquid: 5.5 (0°C) [Ref.]
carbon disulphide: 47.59 (15.5°C) [Ref.]
carbon tetrachloride: 40.42 (15.5°C) [Ref.]
chloroform: 99.68 (15.5°C) [Ref.]
diethyl ether: 95.03 (15.5°C) [Ref.]
diethyl ether: 139 (21.9°C) [Ref.]
diethyl ether: 923.5 (37.5°C) [Ref.]
ethanol 40%: 1.7 (25°C) [Ref.]
ethanol 80%: 21 (25°C) [Ref.]
ethanol 90%: 32.5 (25°C) [Ref.]
ethanol abs.: 46 (25°C) [Ref.]
ethyl acetate: 130.95 (15.5°C) [Ref.]
hydrogen fluoride : very soluble [Ref.]
methanol: 73.3 (25°C) [Ref.]
pyridine: 144.44 (15.5°C) [Ref.]
toluene: 45.28 (15.5°C) [Ref.]
water: 0.21 (20°C) [Ref.]
water: 1.08 (100°C) [Ref.]

Density:

1.485 (14°C, g/cm3)
1.2945 (45°C, g/cm3)

Refractive index (nD):

1.5723 (50°C)

Dissociation:

pKa (1) = 7.23 (25°C, water)

LD50 (mg/kg):

2080 (white mice, oral)

References:

  1. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 361-367
  2. Urbanski T. Chemistry and technology of explosives. - vol.1. - Warszawa, 1964. - pp. 474
  3. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 229-230
  4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 167 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 431 [Russian]
  6. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1212, 1273, 1333, 1396, 1404-1405 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru