Cosmetic Ingredient

6-Pentyl-2H-pyran-2-one

Also known as: 2H-Pyran-2-one, 6-pentyl-, 5-Hydroxy-2,4-decadienoic acid delta-lactone, EINECS 248-552-3, FEMA No. 3696, 6-Pentyl-alpha-pyrone (+2 more)

CAS 27593-23-3

6-Pentyl-2H-pyran-2-one (CAS 27593-23-3) is a chemical substance. Key regulatory status: 3 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA CPDat, AICIS.

View cosmetic safety profile for Galactooligosaccharides →

SOURCE NOAEL studies
NOAEL studies
0
SOURCE Chemical inventory jurisdictions
Regulatory lists
3
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
6-Pentyl-2H-pyran-2-one
CAS Number
27593-23-3
Molecular Formula
C10H14O2
InChI Key
MAUFTTLGOUBZNA-UHFFFAOYSA-N
Monoisotopic Mass
166.09938
Synonyms
2H-Pyran-2-one, 6-pentyl-5-Hydroxy-2,4-decadienoic acid delta-lactoneEINECS 248-552-3FEMA No. 36966-Pentyl-alpha-pyrone6-Pentyl-2-pyroneUNII-8JTW8HL4PJ

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 3 records
Flavouring and nutrientFragrance

Regulatory Lists

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

SOURCE EPA CPDat 3 records
ListKeywordSource
IFRA TransparencyIFRAIFRA
food_additive; Substances Added to Food (formerly EAFUS) (2/2019)FDAUnited States Food and Drug Administration (FDA)
EuropeEuropean CommissionFl@vis

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
Humectant
View full cosmetic safety profile →

Pharmaceutical Data

Same-CAS pharmaceutical records from drug and bioactivity sources.

SOURCE ChEMBL / DailyMed CHEMBL503899
ChEMBL Phase
Not listed
Adverse Events
0
Bioactivity
2
View full pharmaceutical profile →

Food Safety Data

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

SOURCE EFSA 1 records

ADI: NOT EVALUATED 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 6-Pentyl-2H-pyran-2-one?

6-Pentyl-2H-pyran-2-one appears on 3 regulatory/inventory lists including IFRA Transparency, food_additive; Substances Added to Food (formerly EAFUS) (2/2019), Europe. Source: EPA CPDat.

Is 6-Pentyl-2H-pyran-2-one used in cosmetics?

Yes, 6-Pentyl-2H-pyran-2-one is also indexed as a cosmetic ingredient under the name Galactooligosaccharides. 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 6-Pentyl-2H-pyran-2-one come from?

Safety data is sourced from EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, 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 6-Pentyl-2H-pyran-2-one used outside industrial chemicals?

6-Pentyl-2H-pyran-2-one also appears in cosmetics, pharmaceutical, food safety, cannabis databases.