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Properties of substance:

ethylamine



skc-file

Group of substances:

organic

Physical appearance:

colorless gas

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

C2H7N

Structural formula as text:

CH3CH2NH2

Molar/atomic mass: 45.09

Melting point (°C):

-80.6

Boiling point (°C):

16.6

CAS №: 75-04-7

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
ethyl acetate: soluble [Ref.]
methanol: soluble [Ref.]
water: miscible [Ref.]

Density:

0.7059 (0°C, g/cm3)
0.6828 (20°C, d4)

Reactions of synthesis:

  1. Yeild 68%. [Ref.1]
    CH3CHO + NH3 + H2 → CH3CH2NH2 + H2O

Reactions:

  1. Yeild 55%. [Ref.1]
    C2H5NH2 + C2H2 → C2H5N=CHCH3
  2. Yeild 60%. [Ref.1aster]
    C2H5NH2 + HNO2 → C2H5OH + N2 + H2O

Refractive index (nD):

1.3663 (20°C)

Dissociation:

pKBH+ (1) = 10.67 (18°C, water)

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

-47.5 (g)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

36.3 (g)

Standard molar entropy S0 (298.15 K, J/(mol·K)):

283.8 (g)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

71.5 (g)

Autoignition temperature (°C):

555

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

-74.1 (l)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

130 (l)

Enthalpy (heat) of vaporization ΔvapH (kJ/mol):

28.03

LD50 (mg/kg):

580 (rats, oral)

Critical temperature (°C):

183.2

Critical pressure (MPa):

55.5

References:

  1. Blunt J.W., Munro M.H.G. Dictionary of marine Natural Products. - Chapman and Hall/CRC, 2008. - pp. 889
  2. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-23
  3. Dictionary of organic compounds. - Vol. 2, Eccaine - Myrtillin chloride. - London, 1946. - pp. 16
  4. Flick E.W. Industrial solvent handbook. - 5ed. - 1998. - pp. 690
  5. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 161-162
  6. The Merck Index 11th ed., Merck & Company, 1989. - pp. 594
  7. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 197 [Russian]
  8. Токсикологический вестник. - 2008. - №2. - pp. 41 [Russian]
  9. Химическая энциклопедия. - Т. 5. - М.: Советская энциклопедия, 1999. - pp. 493-494 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru