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Properties of substance:

isobutene

Synonyms:

isobutylene
2-methylpropene

Group of substances:

organic

Physical appearance:

gas

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

C4H8

Structural formula as text:

(CH3)2C=CH2

Molar/atomic mass: 56.106

Melting point (°C):

-140.4

Boiling point (°C):

-6.9

Solubility (g/100 g of solvent):

dimethylsulfoxide: 2.5 (20.3°C) [Ref.]
ethanol: 14.2 (19°C) [Ref.]

Numerical data:

Year of discovery: 1825

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

-37.5 (l)

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

-16.9 (g)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-26
  2. Dictionary of organic compounds. - Vol. 2, Eccaine - Myrtillin chloride. - London, 1946. - pp. 414
  3. Мономеры. - Вып.1. - М.: ИИЛ, 1951. - pp. 90-109 [Russian]
  4. Свойства органических соединений: Справочник. - Под ред. Потехина А.А. - Л.: Химия, 1984. - pp. 328-329 [Russian]
  5. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1207 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru