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Properties of substance:

methylamine hydrochloride

Synonyms:

methylammonium chloride

Group of substances:

organic

Physical appearance:

leaflets crystals

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

CH6ClN

Structural formula as text:

CH3NH2 * HCl

Molar/atomic mass: 67.52

Melting point (°C):

226

Solubility (g/100 g of solvent):

acetone: insoluble [Ref.]
chloroform: insoluble [Ref.]
diethyl ether: insoluble [Ref.]
ethanol: 29.1 (78°C) [Ref.]
ethyl acetate: insoluble [Ref.]
water: very soluble [Ref.]

Numerical data:

Critical relative humidity (%): 5

Vapour pressure (Torr):

15 (230°C)

Viscosity (mPa·s):

2.08 (250°C)

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

-297.9 (s) [Ref.]

Standard molar Gibbs energy of formation ΔfG (298 K, kJ/mol)

-159 (s) [Ref.]

References:

  1. Beilsteins Handbuch der Organischen Chemie. - Vierte Auflage, 4 Band. - Berlin: Verlag von Julius Springer, 1922. - pp. 36
  2. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 3-336, 5-20
  3. Dictionary of organic compounds. - Vol. 2, Eccaine - Myrtillin chloride. - London, 1946. - pp. 611
  4. Franzosini P., Sanesi M. Thermodynamic and transport properties of organic salts. - IUPAC Chemical Data Series, No. 28. - Pergamon Press, 1980. - pp. 90, 137-138
  5. The Merck Index 11th ed., Merck & Company, 1989. - pp. 949
  6. Досон Р., Эллиот Д., Эллиот У., Джонс К. Справочник биохимика. - М.: Мир, 1991. - pp. 28 [Russian]
  7. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 790-791 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru