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CAS 6261-18-3

CAS 6261-18-3 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 6261-18-3
CAS 6261-18-3PubChem CID 1549019

trans-Jasmone

Trans-Jasmone is a ketone. — ChEBI

IUPAC name
3-methyl-2-[(E)-pent-2-enyl]cyclopent-2-en-1-one
Molecular formula
C11H16O
Molecular weight
164.24 g/mol
Exact mass
164.120115130 Da
XLogP3
2.2
Topological polar surface area
17.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

Jasmone, (E)-7TCS3Y45DR2-Cyclopenten-1-one, 3-methyl-2-(2E)-2-pentenyl-3-methyl-2-[(2E)-pent-2-en-1-yl]cyclopent-2-en-1-one3-methyl-2-((2E)-pent-2-en-1-yl)cyclopent-2-en-1-oneRefChem:1100273228-410-7(E)-jasmone
16 more reported names
2-Cyclopenten-1-one, 3-methyl-2-(2-pentenyl)-, (E)-(E)-3-Methyl-2-(pent-2-enyl)cyclopent-2-en-1-one(E)-3-methyl-2-(pent-2-en-1-yl)cyclopent-2-en-1-one2-Cyclopenten-1-one, 3-methyl-2-(2E)-2-penten-1-yl-2-Cyclopenten-1-one, 3-methyl-2-(2Z)-2- pentenyl-UNII-7TCS3Y45DRcis-asmoneEINECS 228-410-7cis-3-methyl-2-pent-2-enyl-cyclopent-2-enoneJASMONE, TRANS-3-Methyl-2-(2-pentenyl)-2-cyclopentene-1-one, (E)-JASMONE TRANS-FORM [MI]CHEBI:88585CS-0137943trans-3-methyl-2-pent-2-enyl-cyclopent-2-enone3-Methyl-(cis-2-penten-1-yl)-2-cyclopenten-1-one
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 6261-18-3

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How CAS 6261-18-3 is used on this site

CAS 6261-18-3 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 6261-18-3 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.