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Properties of substance:

cis-dihydroxybutenedioic acid

Synonyms:

dihydroxymaleic acid

Group of substances:

organic

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

C4H4O6

Structural formula as text:

HOOCC(OH)=C(OH)COOH

Molar/atomic mass: 148.071

Decomposition temperature (°C):

155

Dissociation:

pKa (1) = 1.92 (25°C, water)

References:

  1. Bretherick's Handbook of Reactive Chemical Hazards. - 6 ed., Vol. 1. - Butterworth-Heinemann, 1999. - pp. 493
  2. Dictionary of organic compounds. - vol.1, Abietic acid - Dypnone. - London, 1946. - pp. 839
  3. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 88 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru