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Properties of substance:

2-aminophenol

Group of substances:

organic

Physical appearance:

colorless plate-like crystals

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

C6H7NO

Structural formula as text:

H2NC6H4OH

Molar/atomic mass: 109.1259

Melting point (°C):

173.5

Boiling point (°C):

267

CAS №: 95-55-6

Solubility (g/100 g of solvent):

ammonia liquid : very soluble (-33°C) [Ref.]
benzene: slightly soluble [Ref.]
benzylamine: soluble [Ref.]
dibutylamine: soluble [Ref.]
diethyl ether: sparingly soluble [Ref.]
diethylamine: very soluble [Ref.]
dipropylamine: soluble [Ref.]
ethanol: 4.3 (20°C) [Ref.]
n-butylamine: very soluble [Ref.]
tributylamine: sparingly soluble [Ref.]
triethylamine: insoluble [Ref.]
trifluoroacetic acid: sparingly soluble [Ref.]
water: 1.7 (0°C) [Ref.]
water: 1.865 (10°C) [Ref.]
water: 1.961 (20°C) [Ref.]
water: 2.344 (40°C) [Ref.]
water: 2.913 (80°C) [Ref.]
water: 6.542 (100°C) [Ref.]

Density:

1.328 (25°C, g/cm3)

Dissociation:

pKa (1) = 9.71 (21°C, water)

LD50 (mg/kg):

500 (white rats, oral)
1500 (rabbits, oral)
1900 (guinea pig, oral)
600 (mice, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-22
  2. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 207
  3. Milne G.W.A. Gardner's Commercially Important Chemicals. - Wiley-Interscience, 2005. - pp. 29
  4. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 421-422
  5. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 263-264
  6. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 443 [Russian]
  7. Справочник химика. - 2 изд., Т. 2. - Л.-М.: Химия, 1964. - pp. 1042-1043 [Russian]
  8. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 85 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru