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Properties of substance:

1,2-dichloro-1,1,2,2-tetrafluoroethane

Group of substances:

organic

Physical appearance:

colorless gas

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

C2Cl2F4

Structural formula as text:

CClF2CClF2

Molar/atomic mass: 170.921

Melting point (°C):

-94

Boiling point (°C):

3.5

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

-960.2 (l)

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

111.7 (l)

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

-937 (g)

Critical temperature (°C):

145.7

Critical pressure (MPa):

3.27

Critical density (g/cm3):

0.58

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-21, 6-146
  2. Mackay D., Shiu W.Y., Ma K.-C., Lee S.C. Handbook of Physical-Chemical Properties and Enviromental Fate for Organic Chemacals. - 2ed, Vol.2. - CRC Press, 2006. - pp. 1210
  3. Ловлейс А., Роуч Д., Постельнек У. Алифатические фторсодержащие соединения. - М.: ИИЛ, 1961. - pp. 60 [Russian]
  4. Промышленные фторорганические продукты: Справочник. - Л.: Химия, 1990. - pp. 108-114 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru