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CAS 138-87-4

CAS 138-87-4 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 138-87-4
CAS 138-87-4PubChem CID 8748

Beta-Terpineol

Beta-terpineol is a member of the class of terpineols that is cyclohexanol carrying additional methyl and propenyl substituents at positions 1 and 4 respectively. It has a role as a volatile oil component, a fragrance and a plant metabolite. It is a terpineol and a tertiary alcohol. — ChEBI

IUPAC name
1-methyl-4-prop-1-en-2-ylcyclohexan-1-ol
Molecular formula
C10H18O
Molecular weight
154.25 g/mol
Exact mass
154.135765193 Da
XLogP3
2.5
Topological polar surface area
20.2 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

p-Menth-8-en-1-ol1-methyl-4-(prop-1-en-2-yl)cyclohexan-1-olCyclohexanol, 1-methyl-4-(1-methylethenyl)-1-Methyl-4-(1-methylethenyl)cyclohexanol1-Methyl-4-isopropenylcyclohexan-1-ol4-Isopropenyl-1-methyl-1-cyclohexanolFEMA No. 3564beta-Terpinol
16 more reported names
XS86XKC2VTCHEBI:132899RefChem:5679811-methyl-4-(1-methylethenyl)cyclohexanal205-342-6trans-beta-Terpineolcis-beta-Terpineol7299-40-3trans-|A-Terpineol(E)-beta-Terpineolcis-.beta.-Terpineoltrans-.beta.-terpineol4-Isopropenyl-1-methylcyclohexanol1-Methyl-4-(1-methylvinyl)cyclohexan-1-ol7299-41-4cis-|A-Terpineol
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External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 138-87-4

1 total
No records found for this CAS number.

How CAS 138-87-4 is used on this site

CAS 138-87-4 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 138-87-4 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.