(S)-(+)-1,2-Propanediol
- Formula: C3H8O2
- Molecular weight: 76.0944
- IUPAC Standard InChI: InChI=1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3/t3-/m0/s1
- IUPAC Standard InChIKey: DNIAPMSPPWPWGF-VKHMYHEASA-N
- CAS Registry Number: 4254-15-3
- 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. - Stereoisomers:
- Other names: S-(+)-Propylene glycol; (S)-1,2-Propanediol; 1,2-Propanediol, (S)-; (S)-Propylene glycol
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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 |
|---|---|---|---|---|---|
| ΔvapH° | 69.2 ± 0.3 | kJ/mol | GS | Verevkin, Emel'yanenko, et al., 2009 | Based on data from 294. to 338. K.; AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 460.2 | 1.02 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 8.4 | 240. | Jabrane, Létoffé, et al., 1995 | 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.
Verevkin, Emel'yanenko, et al., 2009
Verevkin, Sergey P.; Emel'yanenko, Vladimir N.; Nell, Gernot,
1,2-Propanediol. Comprehensive experimental and theoretical study,
The Journal of Chemical Thermodynamics, 2009, 41, 10, 1125-1131, https://doi.org/10.1016/j.jct.2009.04.019
. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Jabrane, Létoffé, et al., 1995
Jabrane, S.; Létoffé, J.M.; Claudy, P.,
Vitrification and crystallization in the R(-)1,2-propanediol-S(+)1,2-propanediol system,
Thermochimica Acta, 1995, 258, 33-47, https://doi.org/10.1016/0040-6031(94)02235-G
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔfusH Enthalpy of fusion ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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