2-Butene, (Z)-
- Formula: C4H8
- Molecular weight: 56.1063
- IUPAC Standard InChI: InChI=1S/C4H8/c1-3-4-2/h3-4H,1-2H3/b4-3-
- IUPAC Standard InChIKey: IAQRGUVFOMOMEM-ARJAWSKDSA-N
- CAS Registry Number: 590-18-1
- 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. - Stereoisomers:
- Other names: (Z)-2-Butene; cis-Butene; cis-2-Butylene; cis-1,2-Dimethylethylene; cis-2-Butene; (Z)-2-C4H8; (2Z)-2-Butene; 2-Butene, cis-; Butene-2, cis-; 2-Butene, (2Z)-; (Z)-but-2-ene
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Normal boiling 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Tboil (K) | Reference | Comment |
|---|---|---|
| 276.9 | Aldrich Chemical Company Inc., 1990 | BS |
| 276.9 | Majer and Svoboda, 1985 | |
| 276.9 | Foehr and Fenske, 1949 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 276.80 | Hooper, 1947 | Uncertainty assigned by TRC = 0.3 K; TRC |
| 276.81 | Morrell, Paltz, et al., 1946 | Uncertainty assigned by TRC = 0.55 K; TRC |
| 276.79 | Benoliel, 1941 | Uncertainty assigned by TRC = 0.2 K; TRC |
| 276.85 | Matuszak and Frey, 1937 | Uncertainty assigned by TRC = 0.6 K; TRC |
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.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
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]
Foehr and Fenske, 1949
Foehr, E.G.; Fenske, M.R.,
Magneto-optic Rotation of Hydrocarbons,
Ind. Eng. Chem., 1949, 41, 1956. [all data]
Hooper, 1947
Hooper, J.H.D.,
The analysis of hydrocarbon gases by low temperature distillation,
Analyst (London), 1947, 72, 513-20. [all data]
Morrell, Paltz, et al., 1946
Morrell, C.E.; Paltz, W.J.; Packie, J.W.; Asbury, W.C.; Brown, C.L.,
Trans. Am. Inst. Chem. Eng., 1946, 42, 473. [all data]
Benoliel, 1941
Benoliel, R.W.,
Some Physical Constants of Seven Four-Carbon-Atom Hydrocarbons and Neopentane, M.S. Thesis, Penn. State Univ., Univ. Park, PA, 1941. [all data]
Matuszak and Frey, 1937
Matuszak, M.P.; Frey, F.E.,
Seperating butenes from butanes. distillation of azeotropic mixtures with sulfur dioxide.,
Anal. Chem., 1937, 9, 111. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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