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Properties of substance:

tetramethylammonium bromide

Group of substances:

organic

Physical appearance:

crystals

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

C4H12BrN

Structural formula as text:

(CH3)4NBr

Molar/atomic mass: 154.049

Decomposition temperature (°C):

230

CAS №: 64-20-0

Solubility (g/100 g of solvent):

1-butanol: 0.062 (25°C) [Ref.]
acetonitrile: 0.22 (25°C) [Ref.]
chloroform: 0.0057 (25°C) [Ref.]
diethyl ether: insoluble [Ref.]
ethanol: sparingly soluble [Ref.]
methanol: 4.32 (25°C) [Ref.]
sulfur dioxide: soluble [Ref.]
water: 55 (20°C) [Ref.]

Reactions:

  1. [Ref.1]
    2(CH3)4NBr + 3CH3CH2CH2CH2Li → [(CH3)3NCH2Li]Br + [(CH3)2N(CH2Li)2]Br + 3CH3CH2CH2CH3

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-251 (s)

LD50 (mg/kg):

1.8 (mice, intravenous)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-28
  2. Dictionary of organic compounds. - Vol. 3, naphthacarbazole - zygadenine. - М.: ИИЛ, 1949. - pp. 721
  3. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 4206
  4. Свойства органических соединений: Справочник. - Под ред. Потехина А.А. - Л.: Химия, 1984. - pp. 344-345 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 750 [Russian]
  6. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1354 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru