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Properties of substance:

1-butene

Physical appearance:

colorless gas

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

C4H8

Structural formula as text:

CH3CH2CH=CH2

Molar/atomic mass: 56.11

Melting point (°C):

-185.35

Boiling point (°C):

-6.3

Solubility (g/100 g of solvent):

benzene: soluble [Ref.]
water: 0.0222 (25°C) [Ref.]
water: 0.06791 (38°C) [Ref.]
water: 0.08876 (71°C) [Ref.]
diethyl ether: very soluble [Ref.]
ethanol: very soluble [Ref.]

Density:

0.703 (-80°C, g/cm3)
0.694 (-70°C, g/cm3)
0.6835 (-60°C, g/cm3)
0.6732 (-50°C, g/cm3)
0.6627 (-40°C, g/cm3)
0.6519 (-30°C, g/cm3)
0.6409 (-20°C, g/cm3)
0.6297 (-10°C, g/cm3)
0.6182 (0°C, g/cm3)
0.0025001 (0°C, g/cm3)

Index of refraction:

1.3962 (25°C)

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

    1.17 (g)

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

    307.4 (g)

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

    89.33 (g)

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

    20.38

    Heat of combustion (kJ/mol):

    2717.3

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

    -20.8 (l)

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

    227 (l)

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

    118 (l)

    Critical temperature (°C):

    147.4

    Critical pressure (MPa):

    4.056

    Critical density (g/cm3):

    0.234

    References:

    1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-26
    2. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 108
    3. Петров А.Д. Синтез и изомерные превращения алифатических углеводородов. - М.-Л.: ИАН СССР, 1947. - pp. 10
    4. Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 612-613
    5. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 134
    6. Рапопорт Ф.М., Ильинская А.А. Лабораторные методы получения чистых газов. - М., 1963. - pp. 345-348
    7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 397
    8. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 331-332
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru