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Properties of substance:

4-cyanobenzoic acid

Group of substances:

organic

Physical appearance:

leaflets crystals

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

C8H5NO2

Structural formula as text:

NCC6H4COOH

Molar/atomic mass: 147.14

Melting point (°C):

213-219

Solubility (g/100 g of solvent):

acetic acid: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
trifluoroacetic acid: sparingly soluble [Ref.]
water: soluble [Ref.]

Dissociation:

pKa (1) = 3.55 (25°C, water)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-130
  2. Journal of Physical and Chemical Reference Data. - 2013. - Vol. 42, No. 3. - pp. 033103-240 - 033103-241
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 500-501 [Russian]
  4. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 97 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru