Main page (Russian) Search in database (English)

Properties of substance:

4-chlorobenzoic acid

Group of substances:

organic

Physical appearance:

colorless triclinic crystals

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

C7H5ClO2

Structural formula as text:

ClC6H4COOH

Molar/atomic mass: 156.57

Melting point (°C):

239.5

Solubility (g/100 g of solvent):

acetone: 3.27 (15°C) [Ref.]
benzene: 0.019 (15°C) [Ref.]
carbon disulphide: 0.013 (15°C) [Ref.]
carbon tetrachloride: 0.025 (15°C) [Ref.]
diethyl ether: 2.42 (15°C) [Ref.]
ethanol: very soluble [Ref.]
ethyl acetate: 1.82 (15°C) [Ref.]
water: 0.0077 (25°C) [Ref.]

Dissociation:

pKa (1) = 3.99 (25°C, water)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-100
  2. Journal of Physical and Chemical Reference Data. - 2013. - Vol. 42, No. 3. - pp. 033103-199 - 033103-216
  3. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 473-477
  4. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 350
  5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 465 [Russian]
  6. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1413, 1475-1477 [Russian]
  7. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 500-501 [Russian]
  8. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 96 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru