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Properties of substance:

3-nitropropionic acid

Group of substances:

organic

Physical appearance:

crystals

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

C3H5NO4

Structural formula as text:

O2NCH2CH2COOH

Molar/atomic mass: 119.076

Melting point (°C):

66-67

Decomposition temperature (°C):

160

Solubility (g/100 g of solvent):

chloroform: soluble [Ref.]
diethyl ether: very soluble [Ref.]
ethanol: very soluble [Ref.]
ligroin: insoluble [Ref.]
water: 10 [Ref.]

Numerical data:

Year of discovery: 1879

Dissociation:

pKa (1) = 3.97 (25°C, water)

LD50 (mg/kg):

67 (rats, intraperitoneal)

References:

  1. Acta Medica. - 2000. Vol. 43, No. 1. - pp. 9-13
  2. Dictionary of organic compounds. - Vol. 3, naphthacarbazole - zygadenine. - Ì.: ÈÈË, 1949. - pp. 238
  3. Ñïðàâî÷íèê õèìèêà. - Ò. 3. - Ì.-Ë.: Õèìèÿ, 1965. - pp. 92 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru