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CAS 2216-51-5

CAS 2216-51-5 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 2216-51-5
CAS 2216-51-5PubChem CID 16666

(-)-Menthol

IUPAC name
(1R,2S,5R)-5-methyl-2-propan-2-ylcyclohexan-1-ol
Molecular formula
C10H20O
Molecular weight
156.26 g/mol
Exact mass
156.151415257 Da
XLogP3
3.0
Topological polar surface area
20.2 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
3

Also known as

l-MentholLevomentholl-(-)-Menthol(-)-Menthyl alcoholLevomentholumU.S.P. Menthol(1R)-(-)-Menthol(-)-(1R,3R,4S)-Menthol
16 more reported names
D-(-)-Menthol(-)-trans-p-Menthan-cis-ollevomentol(1R,2S,5R)-5-methyl-2-(propan-2-yl)cyclohexan-1-olMenthol, (1R,3R,4S)-(-)-(1R,3R,4S)-(-)-MENTHOLBZ1R15MTK7(1R-(1-alpha,2-beta,5-alpha))-5-Methyl-2-(1-methylethyl)cyclohexanolCHEBI:15409(1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexanolNSC-62788NPO-11(1alpha,2beta,5alpha)-5-methyl-2(1-methylethyl)cyclohexanolFEMA NO. 2665, (-)-levomentoloRefChem:1049117
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 2216-51-5

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How CAS 2216-51-5 is used on this site

CAS 2216-51-5 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 2216-51-5 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.