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Properties of substance:

1,3-butadiene

Group of substances:

organic

Physical appearance:

colorless gas

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

C4H6

Structural formula as text:

CH2=CH-CH=CH2

Molar/atomic mass: 54.09

Melting point (°C):

-108.91

Boiling point (°C):

-4.5

Solubility (g/100 g of solvent):

acetone: very soluble [Ref.]
benzene: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
water: 0.07349999999 (25°C) [Ref.]

Density:

0.65 (-6°C, g/cm3)
0.00243 (0°C, g/cm3)

Reactions:

  1. Yeild 95%. [Ref.1]
    CH2=CHCH=CH2 + I2 → ICH2CH=CHCH2I

Refractive index (nD):

1.4292 (-25°C)

Vapour pressure (Torr):

11.2 (-78.51°C)
908 (0°C)
2144 (25°C)
3338 (40°C)

Dipole moment (D):

0 (20°C)

Viscosity (mPa·s):

0.178 (5°C)
0.133 (30°C)

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

111.9 (g)

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

152.42 (g)

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

278.7 (g)

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

79.54 (g)

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

7.89

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

363.2

Flash point (°C):

-40

Heat of combustion (kJ/mol):

2543.48

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

88.5 (l)

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

199 (l)

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

123.6 (l)

Critical temperature (°C):

161.8

Critical pressure (MPa):

4.32

Critical density (g/cm3):

0.245

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-25
  2. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 91
  3. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 550 [Russian]
  4. Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 615-617 [Russian]
  5. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 132 [Russian]
  6. Садых-Заде С.И., Юльчевская С.Д. Дивинил. - Баку, 1966 [Russian]
  7. Успехи химии. - 1991. - Т.60, №1. - pp. 69-102 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru