Main page (Russian) Search in database (English)

Properties of substance:

2,4-dinitrophenol

Group of substances:

organic

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

C6H4N2O5

Structural formula as text:

(O2N)2C6H3OH

Molar/atomic mass: 184.1064

Melting point (°C):

106-108

Solubility (g/100 g of solvent):

acetone: 35.91 (15°C) [Ref.]
acetone: 98.33 (50°C) [Ref.]
benzene: 6.39 (15°C) [Ref.]
benzene: 25.68 (50°C) [Ref.]
benzene: 26.6 (51°C) [Ref.]
carbon disulphide: 0.41 (15°C) [Ref.]
carbon disulphide: 1.02 (50°C) [Ref.]
carbon tetrachloride: 0.42 (15°C) [Ref.]
carbon tetrachloride: 1.78 (50°C) [Ref.]
chloroform: 5.39 (15°C) [Ref.]
chloroform: 19.83 (50°C) [Ref.]
diethyl ether: 3.06 (15°C) [Ref.]
ethanol: 3.77 (15°C) [Ref.]
ethanol: 13.29 (50°C) [Ref.]
ethanol 96%: 3.05 (15°C) [Ref.]
ethanol 96%: 11.32 (50°C) [Ref.]
ethyl acetate: 15.55 (15°C) [Ref.]
ethyl acetate: 39.49 (50°C) [Ref.]
methanol: 4.97 (15°C) [Ref.]
methanol: 16.92 (50°C) [Ref.]
pyridine: 20.08 (15°C) [Ref.]
pyridine: 70.27 (50°C) [Ref.]
toluene: 6.36 (15°C) [Ref.]
toluene: 19.98 (50°C) [Ref.]
water: 0.02 (12.5°C) [Ref.]
water: 0.6286 (85°C) [Ref.]
water: 1.3 (100°C) [Ref.]

Dissociation:

pKa (1) = 4.11 (25°C, water)
pKa (1) = 5.2 (25°C, dimethylsulfoxide)
pKa (1) = 4.5 (20°C, formamide)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-232.7 (s)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-128.1 (g)

References:

  1. Dean J.A. Lange's handbook of chemistry. - 1999. - pp. 1.204
  2. Urbanski T. Chemistry and technology of explosives. - vol.1. - Warszawa, 1964. - pp. 475
  3. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 212
  4. Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.2. - Л.: Химия, 1976. - pp. 270-272 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 426 [Russian]
  6. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1392-1394 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru