REACH Registered Cosmetic Ingredient

4-Pentanolide

Also known as: gamma-Valerolactone, 5-17-09-00024, BRN 0080420, EINECS 203-569-5, FEMA No. 3103 (+15 more)

CAS 108-29-2

4-Pentanolide (CAS 108-29-2) is a chemical substance. Key regulatory status: REACH registered, 4 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA CPDat, AICIS, ECHA REACH.

View cosmetic safety profile for gamma-Valerolactone →

SOURCE NOAEL studies
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 25 fields
Name
4-Pentanolide
CAS Number
108-29-2
Molecular Formula
C5H8O2
InChI Key
GAEKPEKOJKCEMS-UHFFFAOYSA-N
Monoisotopic Mass
100.052429
Synonyms
gamma-Valerolactone5-17-09-00024BRN 0080420EINECS 203-569-5FEMA No. 31032(3H)-Furanone, dihydr-5-methyl-gamma-Methyl-gamma-butyrolactonePentanoic acid, 4-hydroxy-, gamma-lactonePentanolide-1,4Valeric acid, 4-hydroxy-, gamma-lactonegamma-Valeryllactonegamma-Valerolakton

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 9 records
FragranceFlavouring and nutrient

Regulatory Lists

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

SOURCE EPA CPDat 4 records
ListKeywordSource
IFRA TransparencyIFRAIFRA
food_additive; Substances Added to Food (formerly EAFUS) (2/2019)FDAUnited States Food and Drug Administration (FDA)
EuropeEuropean CommissionFl@vis
consumer_productP&GProctor & Gamble

REACH Registration

Registration status from the ECHA REACH registered substances database.

SOURCE ECHA 1 records
StatusNameEC NumberLink
Registeredγ-valerolactone203-569-5ECHA overview →

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 →

Pharmaceutical Data

Same-CAS pharmaceutical records from drug and bioactivity sources.

SOURCE ChEMBL / DailyMed CHEMBL195593
ChEMBL Phase
Not listed
Adverse Events
0
Bioactivity
1
View full pharmaceutical profile →

Food Safety Data

Same-CAS food additive, ADI, and GRAS records where available.

SOURCE EFSA 1 records

ADI: No safety concern at current levels of intake when used as a flavouring agent mg/kg bw

View full food 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 4-Pentanolide?

4-Pentanolide appears on 4 regulatory/inventory lists including IFRA Transparency, food_additive; Substances Added to Food (formerly EAFUS) (2/2019), Europe, and 1 more. Source: EPA CPDat.

Is 4-Pentanolide used in cosmetics?

Yes, 4-Pentanolide is also indexed as a cosmetic ingredient under the name gamma-Valerolactone. 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 4-Pentanolide come from?

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

Is 4-Pentanolide used outside industrial chemicals?

4-Pentanolide also appears in cosmetics, pharmaceutical, food safety, cannabis databases.