3-Buten-2-ol, 2-methyl-
- Formula: C5H10O
- Molecular weight: 86.1323
- IUPAC Standard InChI: InChI=1S/C5H10O/c1-4-5(2,3)6/h4,6H,1H2,2-3H3
- IUPAC Standard InChIKey: HNVRRHSXBLFLIG-UHFFFAOYSA-N
- CAS Registry Number: 115-18-4
- 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: α,α-Dimethylallyl alcohol; Dimethylvinylcarbinol; Dimethylvinylmethanol; Vinyldimethylcarbinol; 1,1-Dimethyl-2-propenol; 1,1-Dimethylallyl alcohol; CH2=CHC(CH3)2OH; 2-Methyl-3-buten-2-ol; 3-Methyl-1-butene-3-ol; 3-Hydroxy-3-methyl-1-butene; 2-Methyl-3-butene-2-ol; 1-Buten-3-ol, 3-methyl-; 3-Methyl-buten-(1)-ol-(3); 3-Methyl-1-buten-3-ol; 2-Methylbut-3-en-2-ol; 2-Methyl but-3-ene-2-ol; 1,1-Dimethyl-2-propen-1-ol; 1,1-Dimethyl-2-propenyl alcohol; 2-Methyl-2-hydroxy-3-butene; 2-Methyl-3-buten-2-yl alcohol; 3-Hydroxy-3-methylbutene; NSC 15977
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Condensed phase thermochemistry data
Go To: Top, Phase change data, References, Notes
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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -181.7 ± 0.9 | kJ/mol | Ccb | Gubareva, Gerasimov, et al., 1984 | hf_298 calculated possible error by the author; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -3215.0 ± 0.9 | kJ/mol | Ccb | Gubareva, Gerasimov, et al., 1984 | hf_298 calculated possible error by the author; Corresponding ΔfHºliquid = -181.7 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
| Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 241.2 | 298.05 | Baglay, Gurariy, et al., 1988 | T = 270 to 340 K. Unsmoothed experimental datum.; DH |
| 240.7 | 298.05 | Baglai, Baev, et al., 1984 | T = 273 to 343 K. Cp(liq) = -0.96211 + 0.017280T - 1.6x10-5T2 kJ/kg*K (273 to 343 K).; DH |
Phase change data
Go To: Top, Condensed phase thermochemistry data, References, Notes
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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 371.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 234.15 | K | N/A | Campbell and Eby, 1941 | Uncertainty assigned by TRC = 1.5 K; TRC |
| Tfus | 230.15 | K | N/A | Campbell and Eby, 1941 | Uncertainty assigned by TRC = 1.5 K; TRC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 43.1 ± 0.1 | 331. | Baglay, Gurariy, et al., 1988 | Based on data from 290. to 372. K.; AC |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Gubareva, Gerasimov, et al., 1984
Gubareva, A.I.; Gerasimov, P.A.; Beregovykh, V.V.,
Physicochemical properties of dimethylvinylcarbinol (2-methyl-3-buten-2-ol),
J. Appl. Chem. USSR, 1984, 57, 2199-2201. [all data]
Baglay, Gurariy, et al., 1988
Baglay, A.K.; Gurariy, L.L.; Kuleshov, G.G.,
Physical properties of compounds used in vitamin synthesis,
J. Chem. Eng. Data, 1988, 33, 512-518. [all data]
Baglai, Baev, et al., 1984
Baglai, A.K.; Baev, A.A.; Belousov, V.P.; Beregovykh, V.V.; Grushenko, M.M.; Gurarii, L.L.; Konstantinov, S.G.; Kostyushko, Yu.L.; Kuleshov, G.G.; Pasechnik, N.I.; Petrashkevich, R.I.; Podkovyrov, A.I.; Sitnov, A.A.; Shishko, M.A.; Shulgin, I.L.,
Investigation of the physico-chemical characteristics of substances utilized in the synthesis of vitamins A and E,
Khim. Farm. Zhur., 1984, 18, 1013-1019. [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]
Campbell and Eby, 1941
Campbell, K.N.; Eby, L.T.,
The Reduction of Multiple Carbon-Carbon Bonds III. Further Studies on the Preparation of Olefins from Acetylenes,
J. Am. Chem. Soc., 1941, 63, 2683. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.