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Properties of substance:

sodium butanoate

Synonyms:

sodium butyrate

Group of substances:

inorganic

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

C4H7NaO2

Structural formula as text:

CH3CH2CH2COONa

Molar/atomic mass: 110.087

Melting point (°C):

251.3

Clearing point (in °C):

327,2 [Ref.]

Solubility (g/100 g of solvent):

acetone: 0.14 (15°C) [Ref.]
butyric acid: 52.94 (20°C) [Ref.]
butyric acid: 81.62 (83.1°C) [Ref.]
butyric acid: 1635 (238°C) [Ref.]
butyric acid: miscible (286°C) [Ref.]
methanol: 15.31 (15°C) [Ref.]
methanol: 20.7 (68.2°C) [Ref.]

Density:

1.2185 (237°C, g/cm3)
1.0458 (324°C, g/cm3)

Enthalpy (heat) of fusion ΔfusH (kJ/mol)

10.4 (s) [Ref.]

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 1170
  2. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 675 [Russian]
  3. Успехи химии. - 1989. - Т.58, №9. - pp. 1433 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru