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Properties of substance:

1,2-dichloroethane



skc-file

Group of substances:

organic

Physical appearance:

colorless liquid

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

C2H4Cl2

Structural formula as text:

ClCH2CH2Cl

Molar/atomic mass: 98.95

Melting point (°C):

-35.87

Boiling point (°C):

83.47

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
benzene: soluble [Ref.]
diethyl ether: miscible [Ref.]
ethanol: soluble [Ref.]
water: 0.92 (0°C) [Ref.]
water: 0.81 (20°C) [Ref.]
water: 0.865 (25°C) [Ref.]
water: 1.06 (50°C) [Ref.]
water: 2.22 (100°C) [Ref.]

Density:

1.2576 (17°C, g/cm3)
1.257 (20°C, d4)

Refractive index (nD):

1.4448 (20°C)

Vapour pressure (Torr):

20 (63°C)

Permittivity (dielectric constant):

10.36 (20°C)

Dipole moment (D):

1.75 (20°C)

Viscosity (mPa·s):

0.73 (30°C)
0.887 (15°C)

Surface tension (mN/m):

23.4 (35°C)
32.23 (20°C)

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

-166.1 (l)

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

-80.33 (l)

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

208.53 (l)

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

129 (l)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

0.87

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

31.45

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

-126.4 (g)

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

308.4 (g)

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

78.7 (g)

LD50 (mg/kg):

770 (rats, oral)

Critical temperature (°C):

288

Critical pressure (MPa):

5.37

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-22
  2. Journal of Physical and Chemical Reference Data. - 1999. - Vol. 28, No. 2. - pp. 580-610
  3. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 98-99
  4. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 30
  5. Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 100-110 [Russian]
  6. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 381 [Russian]
  7. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 1142-1143 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru