2-Butanone
- Formula: C4H8O
- Molecular weight: 72.1057
- IUPAC Standard InChI: InChI=1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3
- IUPAC Standard InChIKey: ZWEHNKRNPOVVGH-UHFFFAOYSA-N
- CAS Registry Number: 78-93-3
- 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: Butan-2-one; Butanone; Ethyl methyl ketone; Ketone, methyl ethyl; Methyl ethyl ketone; MEK; C2H5COCH3; Acetone, methyl-; Aethylmethylketon; 3-Butanone; Butanone 2; Ethyl methyl cetone; Ethylmethylketon; Ketone, ethyl methyl; Meetco; Methyl acetone; Metiletilchetone; Metyloetyloketon; Rcra waste number U159; UN 1193; 2-Oxobutane; 2-Butanal; 2-butanone (MEK; methyl ethyl ketone); 2-butanone (MEK)
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Critical pressure
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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
| Pc (atm) | Reference | Comment |
|---|---|---|
| 41.12 | Kay and Young, 1976 | Uncertainty assigned by TRC = 0.15 atm; TRC |
| 41.12 | Kay and Young, 1975 | Uncertainty assigned by TRC = 0.03 atm; TRC |
| 41.12 | Kay and Young, 1975, 2 | Uncertainty assigned by TRC = 0.03 atm; TRC |
| 41.52 | Ambrose, Broderick, et al., 1974 | Uncertainty assigned by TRC = 0.099 atm; TRC |
| 41.113 | Kreglewski and Kay, 1969 | Uncertainty assigned by TRC = 0.2041 atm; TRC |
| 40.96 | Kobe, Crawford, et al., 1955 | Uncertainty assigned by TRC = 0.340 atm; TRC |
| 39.46 | Rosenbaum, 1951 | Uncertainty assigned by TRC = 2.0000 atm; TRC |
| 43.33 | Anonymous, 1938 | Uncertainty assigned by TRC = 2.0000 atm; TRC |
References
Go To: Top, Critical pressure, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Kay and Young, 1976
Kay, W.B.; Young, C.L.,
Gas-liquid critical properties. Diethylamine, 2-butanone (methylethyl ketone) system,
Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1976, No. 1, 76. [all data]
Kay and Young, 1975
Kay, W.B.; Young, C.L.,
Gas-liquid critical properties. 2-Butanone (methyl ethyl Ketone)-n-hexane system,
Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1975, No. 2, 155. [all data]
Kay and Young, 1975, 2
Kay, W.B.; Young, C.L.,
Gas-liquid critical properties. Ethanenitrile(acetonitrile)-2-butanone system,
Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1975, No. 1, 64. [all data]
Ambrose, Broderick, et al., 1974
Ambrose, D.; Broderick, B.E.; Townsend, R.,
The Critical Temperatures and Pressures of Thirty Organic Compounds,
J. Appl. Chem. Biotechnol., 1974, 24, 359. [all data]
Kreglewski and Kay, 1969
Kreglewski, A.; Kay, W.B.,
The Critical Constants of Conformal Mixtures,
J. Phys. Chem., 1969, 73, 3359. [all data]
Kobe, Crawford, et al., 1955
Kobe, K.A.; Crawford, H.R.; Stephenson, R.W.,
Critical Properties and Vapor Pressures of Some Ketones,
Ind. Eng. Chem., 1955, 47, 1767-72. [all data]
Rosenbaum, 1951
Rosenbaum, M.,
, M.S. Thesis, Univ. Tex., Austin, TX, 1951. [all data]
Anonymous, 1938
Anonymous, R.,
, Du Pont Tech. Bull., T-113A, Freon-113, 1938. [all data]
Notes
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- Symbols used in this document:
Pc Critical pressure - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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