Cosmetic Ingredient

(3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester

Also known as: Cyclopentaneacetic acid, 3-oxo-2-(2-penten-1-yl)-, methyl ester, Cyclopentaneacetic acid, 3-oxo-2-(2-pentenyl)-, methyl ester, Methyl 3-oxo-2-(pent-2-enyl)cyclopentaneacetate, Methyl epi-jasmonate, (±)-Jasmonic Acid methyl ester (+1 more)

CAS 39924-52-2

(3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester (CAS 39924-52-2) is a chemical substance. Key regulatory status: 4 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA CPDat, AICIS.

View cosmetic safety profile for Methyl 3-Oxo-Pentenyl-Cyclopentaneacetate →

SOURCE noael studies public
NOAEL studies
0
SOURCE chemical inventory jurisdictions
Regulatory lists
4
SOURCE eu clp annex vi
GHS signal
Not classified

Chemical Identity

CAS, identifiers, formula, and alternate names for the matched substance record.

SOURCE DSSTox identifiers 12 fields
Name
(3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester
CAS Number
39924-52-2
DTXSID
DTXSID90859600
Molecular Formula
C13H20O3
InChI Key
GEWDNTWNSAZUDX-SNAWJCMRSA-N
Monoisotopic Mass
224.141245
Synonyms
Cyclopentaneacetic acid, 3-oxo-2-(2-penten-1-yl)-, methyl esterCyclopentaneacetic acid, 3-oxo-2-(2-pentenyl)-, methyl esterMethyl 3-oxo-2-(pent-2-enyl)cyclopentaneacetateMethyl epi-jasmonate(±)-Jasmonic Acid methyl esterEINECS 254-705-5

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 5 records
FragranceFlavouring and nutrient

Regulatory Lists

Inventory, screening, and regulatory list matches from public chemical databases.

SOURCE EPA CPDat 4 records
ListKeywordSource
IFRA TransparencyIFRAIFRA
consumer_productP&GProctor & Gamble
EuropeEuropean CommissionFl@vis
consumer_productP&GProctor & Gamble

Australian Status (AICIS)

Australian industrial chemicals inventory status and applicable conditions.

SOURCE AICIS inventory 1 records
Inventory Status
listed

Cosmetic Safety Profile

Same-CAS cosmetic ingredient record for cross-vertical context.

SOURCE CosIng / Ingredients DB
EU Status
permitted
Max
-
Category
Fragrance
View full cosmetic safety profile →

Cannabis Data

Same-CAS cannabis compliance and lab records where available.

SOURCE Cannabis regulatory / lab data efsa substances

1 cannabis record found in efsa substances.

View full cannabis profile →

Frequently Asked Questions

What regulatory lists include (3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester?

(3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester appears on 3 regulatory/inventory lists including IFRA Transparency, consumer_product, Europe. Source: EPA CPDat.

Is (3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester used in cosmetics?

Yes, (3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester is also indexed as a cosmetic ingredient under the name Methyl 3-Oxo-Pentenyl-Cyclopentaneacetate. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.

Where does the safety data for (3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester come from?

Safety data is sourced from EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, CosIng / Ingredients DB, cannabis regulatory/lab databases. All data traces to primary regulatory sources and is updated from official government databases.

Is (3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester used outside industrial chemicals?

(3-Oxo-2-(2-pentenyl)-1-cyclopentyl)acetic acid methyl ester also appears in cosmetics, cannabis databases.