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Properties of substance:

propane

Group of substances:

organic

Physical appearance:

colorless gas

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

C3H8

Structural formula as text:

CH3CH2CH3

Molar/atomic mass: 44.09

Melting point (°C):

-187.69

Boiling point (°C):

-42.07

Solubility (g/100 g of solvent):

2-methylpentane: 26.6 (-15°C) [Ref.]
2-methylpentane: 12 (5°C) [Ref.]
2-methylpentane: 6.8 (15°C) [Ref.]
2-methylpentane: 3.8 (50°C) [Ref.]
acetone: 2.92 (20°C) [Ref.]
ammonia liquid : insoluble [Ref.]
benzene: 5 (10°C) [Ref.]
benzene: 3.5 (25°C) [Ref.]
benzene: 2.2 (50°C) [Ref.]
benzene: 1.5 (70°C) [Ref.]
carbon disulphide: 2.7 (25°C) [Ref.]
carbon tetrachloride: 2.5 (25°C) [Ref.]
cyclohexane: 8.2 (10°C) [Ref.]
cyclohexane: 5.3 (25°C) [Ref.]
cyclohexane: 3.1 (50°C) [Ref.]
dimethylformamide: 1.11 (20°C) [Ref.]
dimethylsulfoxide: 0.3 (20.3°C) [Ref.]
ethylbenzene: 3.24 (25°C) [Ref.]
hexane: 25.9 (-15°C) [Ref.]
hexane: 11.8 (5°C) [Ref.]
hexane: 6.7 (25°C) [Ref.]
hexane: 3.7 (50°C) [Ref.]
methanol: 7.7 (25°C) [Ref.]
oxygen liquid: 1.4 [Ref.]
perfluoro-n-hexane: 1.85 (-15°C) [Ref.]
perfluoro-n-hexane: 1.03 (5°C) [Ref.]
perfluoro-n-hexane: 0.66 (25°C) [Ref.]
perfluoro-n-hexane: 0.41 (45°C) [Ref.]
water: 0.01526 (4°C) [Ref.]
water: 0.0109 (10°C) [Ref.]
water: 0.00934 (15°C) [Ref.]
water: 0.0077 (20°C) [Ref.]
water: 0.00624 (25°C) [Ref.]
water: 0.00581 (30°C) [Ref.]
water: 0.00512 (35°C) [Ref.]
water: 0.0037 (50°C) [Ref.]
water: 0.0027 (60°C) [Ref.]

Density:

0.647 (-100°C, g/cm3)
0.636 (-90°C, g/cm3)
0.6245 (-80°C, g/cm3)
0.6133 (-70°C, g/cm3)
0.6021 (-60°C, g/cm3)
0.5909 (-50°C, g/cm3)
0.5853 (-45°C, g/cm3)
0.5794 (-40°C, g/cm3)
0.0020193 (0°C, g/cm3)

Reactions:

  1. Yeild 32%. [Ref.1]
    2CH3CH2CH3 + 4PCl3 + 2O2 → CH3CH2CH2P(O)Cl2 + (CH3)2CHP(O)Cl2 + 2POCl3 + 2HCl

Refractive index (nD):

1.2898 (20°C)

Vapour pressure (Torr):

0.000011 (-183°C)
1 (-129°C)
10 (-108.5°C)
40 (-92.5°C)
100 (-79.6°C)
400 (-55.6°C)

Dissociation:

pKa (1) = 44 (20°C, water)

Dipole moment (D):

0.084 (20°C)

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

-103.85 (g)

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

-23.4 (g)

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

270.3 (g)

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

73.51 (g)

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

3.53

Autoignition temperature (°C):

465

Heat of combustion (kJ/mol):

2202

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

-120.9 (l)

Critical temperature (°C):

96.8

Critical pressure (MPa):

4.26

Critical density (g/cm3):

0.2205

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-24
  2. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 75
  3. Гордон А., Форд Р. Спутник химика. - М.: Мир, 1976. - pp. 77 [Russian]
  4. Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 605-606 [Russian]
  5. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 174 [Russian]
  6. Рапопорт Ф.М., Ильинская А.А. Лабораторные методы получения чистых газов. - М., 1963. - pp. 316-318 [Russian]
  7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 392 [Russian]
  8. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1272, 1288 [Russian]
  9. Справочник химика. - 2 изд., Т.1. - Л.-М.: Химия, 1966. - pp. 624 [Russian]
  10. Химическая энциклопедия. - Т. 4. - М.: Советская энциклопедия, 1995. - pp. 101-102 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru