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Properties of substance:

choline chloride

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

C5H14ClNO

Structural formula as text:

HOCH2CH2N(CH3)3Cl

Molar/atomic mass: 139.6238

Melting point (°C):

105-107.5

Solubility (g/100 g of solvent):

acetone: sparingly soluble [Ref.]
benzene: practically insoluble [Ref.]
water: very soluble [Ref.]
diethyl ether: practically insoluble [Ref.]
petroleum ether: practically insoluble [Ref.]
chloroform: sparingly soluble [Ref.]
ethanol: very soluble [Ref.]

    Dissociation:

    pKa (1) = 13.9 (25°C, water)

    References:

    1. The Merck Index 11th ed., Merck & Company, 1989. - pp. 342-343
    2. Березовский В.М. Химия витаминов. - М.: Пищепромиздат, 1959. - pp. 84-90
    3. Досон Р., Эллиот Д., Эллиот У., Джонс К. Справочник биохимика. - М.: Мир, 1991. - pp. 35
    4. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советсткая энциклопедия, 1983. - pp. 665
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru