2-Butyne-1,4-diol
- Formula: C4H6O2
- Molecular weight: 86.0892
- IUPAC Standard InChI: InChI=1S/C4H6O2/c5-3-1-2-4-6/h5-6H,3-4H2
- IUPAC Standard InChIKey: DLDJFQGPPSQZKI-UHFFFAOYSA-N
- CAS Registry Number: 110-65-6
- 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. - Species with the same structure:
- Other names: Bis(hydroxymethyl)acetylene; But-2-yne-1,4-diol; 1,4-Butynediol; 1,4-Dihydroxy-2-butyne; 2-Butynediol; Butynediol; 2-Butin-1,4-diol; UN 2716; 1,2-Dimethoxyacetylene; NSC 834
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Phase change data
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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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 511. | K | N/A | Farchan Laboratories, 1990 | BS |
| Tboil | 511.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 418. | 0.020 | Farchan Laboratories, 1990 | BS |
| 418.2 | 0.020 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 69.0 | 433. | A | Stephenson and Malanowski, 1987 | Based on data from 418. - 520. K. See also Ganzhan, Semenenko, et al., 1966 and Dykyj, 1971.; AC |
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.
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]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Ganzhan, Semenenko, et al., 1966
Ganzhan, V.A.; Semenenko, S.V.; Kirillova, O.G.,
Zh. Prikl. Khim., 1966, 39, 6, 1399. [all data]
Dykyj, 1971
Dykyj, J.,
Petrochemia, 1971, 11, 2, 27. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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