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63670

Sigma-Aldrich

(±)-Menthol

racemic, ≥98.0% (GC)

Synonym(s):

Menthol, Racemic menthol, 2-Isopropyl-5-methylcyclohexanol, Hexahydrothymol

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About This Item

Empirical Formula (Hill Notation):
C10H20O
CAS Number:
89-78-1
Molecular Weight:
156.27
Beilstein/REAXYS Number:
3194263
EC Number:
201-939-0
MDL number:
MFCD00001484
UNSPSC Code:
12352100
PubChem Substance ID:
57651951
NACRES:
NA.22

vapor pressure

0.8 mmHg ( 20 °C)

assay

≥98.0% (GC)

form

solid

quality

racemic

bp

216 °C (lit.)

mp

34-36 °C (lit.)

density

0.89 g/mL at 25 °C (lit.)

SMILES string

CC(C)C1CCC(C)CC1O

InChI

1S/C10H20O/c1-7(2)9-5-4-8(3)6-10(9)11/h7-11H,4-6H2,1-3H3

InChI key

NOOLISFMXDJSKH-UHFFFAOYSA-N

Gene Information

human ... TRPA1(8989) , TRPM8(79054)

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General description

(±)-Menthol (racemic menthol) can be synthesized via hydrogenation of citral.

Application

(±)-Menthol (racemic menthol) can be transformed to (-)-menthyl acetate by using Candida rugosa lipase(CRL) and lipase PS(from Pseudomonas cepacia) as catalysts.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H315,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

204.8 °F

flash_point_c

96 °C

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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"Design, scale up and safe piloting of thymol hydrogenation and menthol racemisation"
Dudas J and Hanika J
Chemical Engineering Research and Design, 87(01), 83-90 (2009)
"Lipase-catalyzed resolution of p-menthan-3-ols monoterpenes: preparation of the enantiomer-enriched forms of menthol, isopulegol, trans-and cis-piperitol, and cis-isopiperitenol"
Serra S, et al.
Tetrahedron Asymmetry, 14(21), 3313-3319 (2003)
Joanne D'Silva et al.
American journal of preventive medicine, 43(5 Suppl 3), S242-S248 (2012-10-25)
Menthol cigarettes account for 25% of the market in the U.S. The Food and Drug Administration currently is considering regulatory action on tobacco products, including a ban on menthol cigarettes. With 39% of menthol smokers reporting that they would quit
Brandon J Henderson et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 36(10), 2957-2974 (2016-03-11)
Upregulation of β2 subunit-containing (β2*) nicotinic acetylcholine receptors (nAChRs) is implicated in several aspects of nicotine addiction, and menthol cigarette smokers tend to upregulate β2* nAChRs more than nonmenthol cigarette smokers. We investigated the effect of long-term menthol alone on
Zongde Wang et al.
Bioorganic & medicinal chemistry letters, 18(9), 2854-2859 (2008-04-22)
A new class of low-toxicity mosquito repellents is synthesized from alpha- and beta-pinene in terpenoid compounds and preliminary biological tests show promising mosquito repellency. Statistical modeling is built using Codessa in order to reveal the quantitative relationship between the structure
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