NOAEL Data Cosmetic Ingredient

4-Hydroxy-3-methylideneoxolan-2-one

CAS 38965-80-9

4-Hydroxy-3-methylideneoxolan-2-one (CAS 38965-80-9) is a chemical substance. Key regulatory status: cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat.

View cosmetic safety profile for Tulipalin B →

SOURCE noael studies public
NOAEL studies
4
SOURCE chemical inventory jurisdictions
Regulatory lists
0
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 6 fields
Name
4-Hydroxy-3-methylideneoxolan-2-one
CAS Number
38965-80-9
DTXSID
DTXSID30959815
Molecular Formula
C5H6O3
InChI Key
BFLSLERVRLOFCX-SCSAIBSYSA-N
Monoisotopic Mass
114.031694

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 1 records
Humectant

NOAEL Studies

Toxicology endpoints rendered from public NOAEL study rows.

SOURCE NOAEL studies Showing 4 of 4 studies
ValueUnitEndpointRouteSpeciesSource
15VWD3K2A9UNIIFDA UNII substance identifier--openFDA substances
15VWD3K2A9UNIIFDA UNII substance identifier--openFDA substances
15VWD3K2A9UNIIFDA UNII substance identifier--openFDA substances
15VWD3K2A9UNIIFDA UNII substance identifier--openFDA substances

Showing 4 of 4 studies

Cosmetic Safety Profile

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

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

Frequently Asked Questions

What is the NOAEL for 4-Hydroxy-3-methylideneoxolan-2-one?

4-Hydroxy-3-methylideneoxolan-2-one has 4 NOAEL studies in the database. The lowest reported value is 15VWD3K2A9 UNII. Source: openFDA substances.

Is 4-Hydroxy-3-methylideneoxolan-2-one used in cosmetics?

Yes, 4-Hydroxy-3-methylideneoxolan-2-one is also indexed as a cosmetic ingredient under the name Tulipalin B. 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-Hydroxy-3-methylideneoxolan-2-one come from?

Safety data is sourced from EPA ToxValDB, EPA CPDat, EPA DSSTox, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.

Is 4-Hydroxy-3-methylideneoxolan-2-one used outside industrial chemicals?

4-Hydroxy-3-methylideneoxolan-2-one also appears in cosmetics databases.