1-Butyne, 3-methyl-
- Formula: C5H8
- Molecular weight: 68.1170
- IUPAC Standard InChI: InChI=1S/C5H8/c1-4-5(2)3/h1,5H,2-3H3
- IUPAC Standard InChIKey: USCSRAJGJYMJFZ-UHFFFAOYSA-N
- CAS Registry Number: 598-23-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Species with the same structure:
- Other names: Isopentyne; Isopropyl acetylene; 2-Methyl-3-butyne; 3-Methyl-1-butyne; 3-Methylbutyne; (CH3)2CHC≡CH; 3-methylbut-1-yne
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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 |
|---|---|---|
| 302.6 | Farchan Laboratories, 1990 | BS |
| 299.5 | Weast and Grasselli, 1989 | BS |
| 26.28 | Miller, Greenlee, et al., 1954 | Uncertainty assigned by TRC = 1.5 K; TRC; Data excluded from overall average |
| 302.15 | Pomerantz, Fookson, et al., 1954 | Uncertainty assigned by TRC = 0.4 K; TRC |
| 303.15 | Smith and Kelly, 1952 | Uncertainty assigned by TRC = 2. K; TRC |
| 299.57 | Anonymous, 1950 | Uncertainty assigned by TRC = 1.5 K; TRC |
| 301.65 | Dedusenko, 1940 | Uncertainty assigned by TRC = 2.5 K; TRC |
| 301.15 | Nicodemus, 1936 | Uncertainty assigned by TRC = 1.5 K; TRC |
| 301.15 | Gredy, 1935 | Uncertainty assigned by TRC = 1.5 K; TRC |
| 360.9 | Lespieau and Wiemann, 1929 | Uncertainty assigned by TRC = 2.5 K; TRC |
| 301.65 | Favorskii, 1890 | Uncertainty assigned by TRC = 2. K; TRC |
References
Go To: Top, Normal boiling point, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Farchan Laboratories, 1990
Farchan Laboratories,
Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Miller, Greenlee, et al., 1954
Miller, H.M.; Greenlee, K.W.; Derfer, J.M.; Boord, C.E.,
J. Org. Chem., 1954, 19, 1882. [all data]
Pomerantz, Fookson, et al., 1954
Pomerantz, P.; Fookson, A.; Mears, T.W.; Rothberg, S.; Howard, F.L.,
Synthesis and Physical Properties of Several Acetylenic Hydrocarbons,
J. Res. Natl. Bur. Stand. (U. S.), 1954, 52, 51. [all data]
Smith and Kelly, 1952
Smith, L.; Kelly, R.,
J. Am. Chem. Soc., 1952, 74, 3308. [all data]
Anonymous, 1950
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 6, Natl. Bur. Stand., 1950. [all data]
Dedusenko, 1940
Dedusenko, L.S.,
The synthesis of ethylisopropylacetylene,
Izv. Akad. Nauk Az. SSR, 1940, No. 3, 87. [all data]
Nicodemus, 1936
Nicodemus, O.,
Angew. Chem., 1936, 49, 787. [all data]
Gredy, 1935
Gredy, B.,
Raman effect of organic chemicals a study of isopropylacetylene, isopropylethylene and of some of their derivatives,
Bull. Soc. Chim. Fr., 1935, 2, 1951. [all data]
Lespieau and Wiemann, 1929
Lespieau, R.; Wiemann,
Use of substituted epidibromohydrines in the preparation of acetylene hydrocarbons hexene and gamma-hexine,
Bull. Soc. Chim. Fr., 1929, 45, 627-635. [all data]
Favorskii, 1890
Favorskii, A.,
J. Prakt. Chem., 1890, 42, 143. [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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