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CAS 531-95-3

CAS 531-95-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 531-95-3
CAS 531-95-3PubChem CID 91469

Equol

Equol is a member of hydroxyisoflavans. — ChEBI

IUPAC name
(3S)-3-(4-hydroxyphenyl)-3,4-dihydro-2H-chromen-7-ol
Molecular formula
C15H14O3
Molecular weight
242.27 g/mol
Exact mass
242.094294304 Da
XLogP3
3.0
Topological polar surface area
49.7 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
1

Also known as

(S)-Equol(-)-(S)-Equol(-)-EquolS-Equol2H-1-Benzopyran-7-ol, 3,4-dihydro-3-(4-hydroxyphenyl)-, (3S)-4',7-Dihydroxyisoflavan4',7-Isoflavandiol(S)-(-)-4',7-Isoflavandiol
16 more reported names
(3S)-3-(4-hydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-7-ol2T6D2HPX7Q(3S)-3,4-Dihydro-3-(4-hydroxyphenyl)-2H-1-benzopyran-7-ol3' Hydroxy Equol6' Hydroxy Equol4' O Methyl EquolEquol, 4'-O-MethylRefChem:5910314' methoxy 7 isoflavanol208-522-2(S)-3-(4-Hydroxyphenyl)chroman-7-ol(S)-3,4-Dihydro-3-(4-hydroxyphenyl)-2H-1-benzopyran-7-ol(3S)-3-(4-hydroxyphenyl)chroman-7-olCHEBI:34741CCG-266891CS-7937
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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 531-95-3

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How CAS 531-95-3 is used on this site

CAS 531-95-3 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share 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 531-95-3 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.