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Properties of substance:

cyclobutane

Group of substances:

organic

Physical appearance:

gas

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

C4H8

Structural formula as text:

(CH2)4

Molar/atomic mass: 56.1

Melting point (°C):

-90.35

Boiling point (°C):

12.6

Solubility (g/100 g of solvent):

acetone: very soluble [Ref.]
diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
water: insoluble [Ref.]

Density:

0.703 (0°C, g/cm3)

Dissociation:

pKa (1) = 43 (20°C, water)

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

3.7 (l)

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

24.64

Heat of combustion (kJ/mol):

2721.2

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

28.4 (g)

References:

  1. Гордон А., Форд Р. Спутник химика. - М.: Мир, 1976. - pp. 77 [Russian]
  2. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 1094-1095 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru