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Properties of substance:

perfluorobutane


Physical appearance:

colorless gas

Empirical formula (Hill's system):

C4F10

Structural formula:

CF3(CF2)2CF3

Molar/atomic mass: 238.028

Melting point (°C):

-128

Boiling point (°C):

-2

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

    -2185 (g)

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

    22.7

    Critical temperature (°C):

    113.2

    Critical pressure (MPa):

    2.324

    Critical density (g/cm3):

    0.6258

    References:

    1. Промышленные фторорганические продукты: Справочник. - Л.: Химия, 1990. - pp. 185-187
    2. Химия фтора. - Сб.1. - М.: ГИИЛ, 1948. - pp. 37
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru