Main page (Russian) Search in database (English)

Properties of substance:

potassium acetate

Synonyms:

potassium ethanoate

Group of substances:

inorganic

Physical appearance:

white monoclinic crystals

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

C2H3KO2

Structural formula as text:

CH3COOK

Molar/atomic mass: 98.14

Melting point (°C):

292

Solubility (g/100 g of solvent):

acetic acid: 20.14 (14.76°C) [Ref.]
acetic acid: 20.95 (17.95°C) [Ref.]
acetic acid: 23.8 (28.03°C) [Ref.]
acetic acid: 30.55 (49.9°C) [Ref.]
acetic acid: 42.09 (73.5°C) [Ref.]
acetic acid: 64.96 (99°C) [Ref.]
acetic acid: 72.3 (110°C) [Ref.]
acetone: insoluble [Ref.]
ammonia liquid : 1.026 (-33.9°C) [Ref.]
diethyl ether: insoluble [Ref.]
dimethylformamide: 0.09 (25°C) [Ref.]
ethanol: 16.3 (25°C) [Ref.]
ethyl acetate: insoluble [Ref.]
glycerol 86.5%: 77.4 (20°C) [Ref.]
methanol: 24.24 (15°C) [Ref.]
methanol: 53.54 (73.4°C) [Ref.]
sulfur dioxide: 0.006 (0°C) [Ref.]
water: 233.9 (10°C) [Ref.]
water: 255.6 (20°C) [Ref.]
water: 269.4 (25°C) [Ref.]
water: 283.8 (30°C) [Ref.]
water: 323.3 (40°C) [Ref.]
water: 350 (60°C) [Ref.]
water: 380 (80°C) [Ref.]

Hygroscopic:

yes

Density:

1.8 (20°C, g/cm3)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

22

Standard molar enthalpy (heat) of formation ΔfH (298 K, kJ/mol)

-724.7 (s) [Ref.]

LD50 (mg/kg):

3250 (rats, oral)

References:

  1. Franzosini P., Sanesi M. Thermodynamic and transport properties of organic salts. - IUPAC Chemical Data Series, No. 28. - Pergamon Press, 1980. - pp. 56-57
  2. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 700-701
  3. The Merck Index 11th ed., Merck & Company, 1989. - pp. 1211
  4. Беликов В.Г. Учебное пособие по фармацевтической химии. - М.: Медицина, 1979. - pp. 115 [Russian]
  5. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 126-127 [Russian]
  6. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 67 [Russian]
  7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 180, 700-701 [Russian]
  8. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 86-87 [Russian]

    What information do you need?




    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru