Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1α,2β,5α)-
- Formula: C10H20O
- Molecular weight: 156.2652
- IUPAC Standard InChIKey: NOOLISFMXDJSKH-KXUCPTDWSA-N
- CAS Registry Number: 89-78-1
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Stereoisomers:
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, [1R-(1α,2α,5β)]-
- Levomenthol
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, [1S-(1α,2α,5β)]-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, [1S-(1α,2β,5β)]-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1α,2β,5β)-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1α,2α,5β)-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1α,2α,5α)-
- Other names: Menthol, cis-1,3,trans-1,4-; Hexahydrothymol; Menthacamphor; Menthol; Menthomenthol; Peppermint camphor; dl-Menthol; p-Menthan-3-ol; Cyclohexanol, 2-isopropyl-5-methyl-; NCI-C50000; 5-Methyl-2-(1-methylethyl)cyclohexanol; 2-Isopropyl-5-methylcyclohexanol; l-Menthol; 3-p-Menthanol; 5α-Methyl-2β-(1α-methylethyl)cyclohexanol; component of Dermoplast; Fancol menthol; Fisherman's friend lozenges; Menthol terpine hydrate; component of Minut-rub; Racemic menthol; component of Robitussin cough drops; component of Sarna; component of Theragesic; Therapeutic mineral ice; Cyclohexanol, 2-isopropyl-5-methyl-, (1α,2β,5α)-; 2-Isopropyl-5-methylcyclohexanol, (1α,2β,5α)-; 5-Methyl-2-(1-methylethyl)cyclohexanol, (1α,2β,5α)-; (.+/-.)-Menthol; Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1R,2S,5R)-rel-; NSC 2603; Racementhol; rac-Menthol; Diterpene
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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:
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 | 489.6 ± 0.1 | K | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 314. | K | N/A | Diepen and Scheffer, 1948 | Uncertainty assigned by TRC = 0.6 K; TRC |
Tfus | 315.15 | K | N/A | Bruner, 1894 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 694. | K | N/A | Radice, 1899 | Uncertainty assigned by TRC = 5. K; TRC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
329. to 485. | 5.38347 | 2405.946 | -37.853 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
79. ± 4. | 289. | HSA | Chickos, Garin, et al., 1981 | Based on data from 279. to 299. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
10.25 | 301.2 | DTA | Chickos, Garin, et al., 1981 | AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Diepen and Scheffer, 1948
Diepen, G.A.M.; Scheffer, F.E.C.,
On Critical Phenomena of Saturated Solutions in Binary Systems,
J. Am. Chem. Soc., 1948, 70, 4081. [all data]
Bruner, 1894
Bruner, L.,
The heats of fusion of some organic compounds,
Ber. Dtsch. Chem. Ges., 1894, 27, 2102. [all data]
Radice, 1899
Radice, G.,
, Ph. D. Thesis, Univ. of Geneve, 1899. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Chickos, Garin, et al., 1981
Chickos, J.S.; Garin, D.L.; Hitt, M.; Schilling, G.,
Some solid state properties of enantiomers and their racemates,
Tetrahedron, 1981, 37, 12, 2255-2259, https://doi.org/10.1016/S0040-4020(01)97981-5
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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