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Topic summary

Cyclobutane

Cyclobutane
Names Preferred IUPAC name
Cyclobutane
Other names
Ethene dimer
Biethylene
Diethylene
Squarane
Identifiers
3D model (JSmol)
1900183 ChEBI
ChemSpider
ECHA InfoCard100.005.468EC Number
  • 206-014-5
81684
UNII
UN number2601
  • InChI=1S/C4H8/c1-2-4-3-1/h1-4H2
    Key: PMPVIKIVABFJJI-UHFFFAOYSA-N
  • InChI=1/C4H8/c1-2-4-3-1/h1-4H2
    Key: PMPVIKIVABFJJI-UHFFFAOYAP
  • C1CCC1
Properties C4H8Molar mass56.108 g·mol Appearance Colorless gas Density0.720 g/cm Melting point−91 °C (−132 °F; 182 K) Boiling point12.5 °C (54.5 °F; 285.6 K) Hazards GHS labelling: DangerH220P210, P377, P381, P403, P410+P403NFPA 704 (fire diamond)
1
4
0
Related compounds
Related alkane
Butane
Related compounds
Cyclobutene; Cyclobutadiene; Cyclopropane; Cyclopentane
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Cyclobutane is a cycloalkane and organic compound with the formula (CH2)4. Cyclobutane is a colourless gas and is commercially available as a liquefied gas. Derivatives of cyclobutane are called cyclobutanes. Cyclobutane itself is of no commercial or biological significance, but more complex derivatives are important in biology and biotechnology.

Wikipedia source