Isobutane

• Formula: C₄H₁₀
• Molecular weight: 58.1222
• IUPAC Standard InChI: InChI=1S/C4H10/c1-4(2)3/h4H,1-3H3 Copy

  
• IUPAC Standard InChIKey: NNPPMTNAJDCUHE-UHFFFAOYSA-N Copy
• CAS Registry Number: 75-28-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Propane, 2-methyl-; Trimethylmethane; 1,1-Dimethylethane; 2-Methylpropane; iso-C4H10; i-Butane; UN 1969; R 600a; tert-Butane; A 31; Methylpropane; A 31 (hydrocarbon)
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• Information on this page:
  • Normal melting point
  • References
  • Notes
• Other data available:
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Normal melting point

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Glasgow, Krouskop, et al., 1948
Glasgow, A.R.; Krouskop, N.C.; Beadle, J.; Axilrod, G.D.; Rossini, F.D., Compounds involved in production of synthetic rubber. determination of purity by measurement of freezing points., Anal. Chem., 1948, 20, 410. [all data]

Glasgow and Rossini, 1943
Glasgow, A.R.; Rossini, F.D., , Am. Pet. Inst. Res. Proj. 6 Natl. Bur. Stand., 1943. [all data]

Sapgir, 1929
Sapgir, S., The concentrated solutions theory, Bull. Soc. Chim. Belg., 1929, 38, 392-408. [all data]

Coffin and Maass, 1928
Coffin, C.C.; Maass, O., The Preparation and Physical Properties of α-,β- and γ-Butylene and Normal and Isobutane, J. Am. Chem. Soc., 1928, 50, 1427-37. [all data]

Timmermans, 1911
Timmermans, J., Researches on the freezing point of organic liquid compounds, Bull. Soc. Chim. Belg., 1911, 25, 300. [all data]

Notes

Go To: Top, Normal melting point, References

• Symbols used in this document:
  

  Tfus	Fusion (melting) point

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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