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Properties of substance:

hydrastine



skc-file

Group of substances:

organic

Physical appearance:

colorless rhombic crystals

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

C21H21NO6

Molar/atomic mass: 383.395

Melting point (°C):

132

CAS №: 118-08-1

Solubility (g/100 g of solvent):

benzene: 9.76 (20°C) [Ref.]
carbon tetrachloride: 0.123 (20°C) [Ref.]
chloroform: soluble [Ref.]
diethyl ether: 1.13 (25°C) [Ref.]
ethanol: 0.94 (25°C) [Ref.]
ethanol: 6.3 (60°C) [Ref.]
ethyl acetate: 4.22 (20°C) [Ref.]
petroleum ether: 0.073 (20°C) [Ref.]
water: 0.003 (20°C) [Ref.]
water: 0.025 (80°C) [Ref.]

Dissociation:

pKBH+ (1) = 7.8 (25°C, water)

References:

  1. Barceloux D.G., Facep F.F. Medical toxicology of natural substances. - 2008. - pp. 505-506
  2. Clarke's isolation and identification of drugs. - 2ed. - London: Pharmaceutical press, 1986. - pp. 663
  3. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 811-812
  4. Муравьева Д.А. Тропические и субтропические лекарственные растения. - М.: Медицина, 1983. - pp. 186-189 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1588 [Russian]
  6. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 610-611 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru