Levomenthol
- Formula: C10H20O
- Molecular weight: 156.2652
- IUPAC Standard InChIKey: NOOLISFMXDJSKH-AEJSXWLSSA-N
- CAS Registry Number: 2216-51-5
- 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:
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1α,2β,5α)-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, [1R-(1α,2α,5β)]-
- 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)-
- Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1α,2β,5α)-
- Other names: Cyclohexanol, 5-methyl-2-(1-methylethyl)-, [1R-(1α,2β,5α)]-; L-(-)-Menthol; Menthol, (1R,3R,4S)-(-)-; (-)-Menthol; (R)-(-)-Menthol; U.S.P. Menthol; 1R-Menthol; (1R,2S,5R)-(-)-Menthol; (-)-Menthyl alcohol; (1R-(1-α,2-β,5-α))-5-Methyl-2-(1-methylethyl)cyclohexanol; L-Menthol; (1R)-(-)-Menthol; (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol; Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1R,2S,5R)-; NSC 62788; 1-Menthol; (1R,3R,4S)-(-)-menthol
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Phase change data
Go To: Top, IR Spectrum, Mass spectrum (electron ionization), 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 | 485.2 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 489.6 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 314.65 | K | N/A | Zeiss and Tsutsui, 1953 | Uncertainty assigned by TRC = 1.5 K; TRC |
Tfus | 315.4 | K | N/A | White and Bishop, 1940 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 56.6 | kJ/mol | GC | Hoskovec, Grygarová, et al., 2005 | Based on data from 323. to 433. K.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
59.1 | 387. | A | Stephenson and Malanowski, 1987 | Based on data from 372. to 488. K.; AC |
58.2 | 344. | N/A | Stull, 1947 | Based on data from 329. to 485. K.; AC |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
95.8 ± 4.8 | 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 |
---|---|---|---|---|
11.88 | 316.2 | DTA | Chickos, Garin, et al., 1981 | AC |
IR Spectrum
Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center |
State | gas |
Instrument | HP-GC/MS/IRD |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, IR Spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW-1468 |
NIST MS number | 229324 |
References
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [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]
Zeiss and Tsutsui, 1953
Zeiss, H.H.; Tsutsui, M.,
The Carbon-Oxygen Absorption Band in the Infrared Spectra of Alcohols,
J. Am. Chem. Soc., 1953, 75, 897. [all data]
White and Bishop, 1940
White, A.H.; Bishop, W.S.,
Dielectric Evidence of Molecular Rotation in the Crystals of Certain Non-aromatic Compounds,
J. Am. Chem. Soc., 1940, 62, 8-16. [all data]
Hoskovec, Grygarová, et al., 2005
Hoskovec, Michal; Grygarová, Dana; Cvacka, Josef; Streinz, Ludvík; Zima, Jirí; Verevkin, Sergey P.; Koutek, Bohumír,
Determining the vapour pressures of plant volatiles from gas chromatographic retention data,
Journal of Chromatography A, 2005, 1083, 1-2, 161-172, https://doi.org/10.1016/j.chroma.2005.06.006
. [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]
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, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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