1-Butene
- Formula: C4H8
- Molecular weight: 56.1063
- IUPAC Standard InChIKey: VXNZUUAINFGPBY-UHFFFAOYSA-N
- CAS Registry Number: 106-98-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: α-Butene; α-Butylene; But-1-ene; Butene-1; Ethylethylene; 1-Butylene; 1-C4H8
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Enthalpy of vaporization
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
ΔvapH = A exp(-αTr)
(1 − Tr)β
ΔvapH =
Enthalpy of vaporization (at saturation pressure)
(kJ/mol)
Tr = reduced temperature (T / Tc)
Temperature (K) | 203. to 378. |
---|---|
A (kJ/mol) | 32.51 |
α | 0.0052 |
β | 0.38 |
Tc (K) | 419.6 |
Reference | Majer and Svoboda, 1985 |
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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.
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Notes
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- Symbols used in this document:
Tc Critical temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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