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CAS 25312-34-9

CAS 25312-34-9 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 25312-34-9
CAS 25312-34-9PubChem CID 5363817

alpha-IONOL

4,7-Megastigmadien-9-ol is a sesquiterpenoid. — ChEBI

IUPAC name
(E)-4-(2,6,6-trimethylcyclohex-2-en-1-yl)but-3-en-2-ol
Molecular formula
C13H22O
Molecular weight
194.31 g/mol
Exact mass
194.167065321 Da
XLogP3
3.0
Topological polar surface area
20.2 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

alpha-lonollatilureFEMA No. 3624.alpha.-IonolIonol, alpha-4-(2,6,6-Trimethyl-2-cyclohexenyl)-3-buten-2-ol4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-3-buten-2-ol3-Buten-2-ol, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, (3E)-
16 more reported names
BRN 2327829472-78-6EINECS 246-815-74QI2W5Y52KAI3-36071EINECS 207-455-6IONOL, .ALPHA.-.ALPHA.-IONOL [FHFI]3-Buten-2-ol, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-(3E)-4-(2,6,6-TRIMETHYL-2-CYCLOHEXENYL)-3-BUTEN-2-OLRefChem:555760(+-)-ALPHA-IONOL(+-)-.ALPHA.-IONOL207-455-64,7-Megastigmadien-9-ol(3E)-4-(2,6,6-trimethylcyclohex-2-en-1-yl)but-3-en-2-ol
Open full PubChem recordPubChem annotations3D structure image
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 25312-34-9

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How CAS 25312-34-9 is used on this site

CAS 25312-34-9 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 25312-34-9 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.