NOAEL Data Cosmetic Ingredient

Methyl butyrate

Also known as: 4-02-00-00786, BRN 1740743, EINECS 210-792-1, FEMA No. 2693, Methyl n-butanoate (+5 more)

CAS 623-42-7

Methyl butyrate (CAS 623-42-7) is a chemical substance. Key regulatory status: 5 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS.

View cosmetic safety profile for Methyl Butyrate →

SOURCE noael studies public
NOAEL studies
8
SOURCE chemical inventory jurisdictions
Regulatory lists
5
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 16 fields
Name
Methyl butyrate
CAS Number
623-42-7
DTXSID
DTXSID5047083
Molecular Formula
C5H10O2
InChI Key
UUIQMZJEGPQKFD-UHFFFAOYSA-N
Monoisotopic Mass
102.06808
Synonyms
4-02-00-00786BRN 1740743EINECS 210-792-1FEMA No. 2693Methyl n-butanoate2-Methyl butyric acidMethyl-n-butyrateUNII-CGX598508OMethyl ester of butanoic acidN-Butyric acid methyl ester

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 6 records
FragranceFlavouring and nutrient

Regulatory Lists

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

SOURCE EPA CPDat 5 records
ListKeywordSource
air; Cleaning products and household care - air freshener; detected; emissionsElsevierCPCat
IFRA TransparencyIFRAIFRA
EuropeEuropean CommissionFl@vis
food_additive; Substances Added to Food (formerly EAFUS) (2/2019)FDAUnited States Food and Drug Administration (FDA)
consumer_productP&GProctor & Gamble

NOAEL Studies

Toxicology endpoints rendered from public NOAEL study rows.

SOURCE NOAEL studies Showing 8 of 8 studies
ValueUnitEndpointRouteSpeciesSource
CGX598508OUNIIFDA UNII substance identifier--openFDA substances
CGX598508OUNIIFDA UNII substance identifier--openFDA substances
CGX598508OUNIIFDA UNII substance identifier--openFDA substances
CGX598508OUNIIFDA UNII substance identifier--openFDA substances
-%Incidence of positive responsesDermalHumanNTP_ICE_skin_sensitization
5400ug/cm2Induction dose per skin areaDermalHumanNTP_ICE_skin_sensitization
>5000mg/kg bwLD50oralRatNTP_ICE_acute_oral
3unitlessRelative reliability scoreDermalHumanNTP_ICE_skin_sensitization

Showing 8 of 8 studies

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
prohibited
Max
-
Category
Fragrance
View full cosmetic safety profile →

Pharmaceutical Data

Same-CAS pharmaceutical records from drug and bioactivity sources.

SOURCE EMBL-EBI ChEMBL CHEMBL15859
ChEMBL Phase
Not listed
Adverse Events
0
Bioactivity
0
View full pharmaceutical profile →

Food Safety Data

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

SOURCE EFSA / FDA GRAS 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 is the NOAEL for Methyl butyrate?

Methyl butyrate has 8 NOAEL studies in the database. The lowest reported value is CGX598508O UNII. Source: openFDA substances.

What regulatory lists include Methyl butyrate?

Methyl butyrate appears on 5 regulatory/inventory lists including air; Cleaning products and household care - air freshener; detected; emissions, IFRA Transparency, Europe, and 2 more. Source: EPA CPDat.

Is Methyl butyrate used in cosmetics?

Yes, Methyl butyrate is also indexed as a cosmetic ingredient under the name Methyl Butyrate. 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 Methyl butyrate come from?

Safety data is sourced from EPA ToxValDB, 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.

Does Methyl butyrate have different safety status in cosmetics vs industrial chemicals?

Methyl butyrate is prohibited in EU cosmetics but has active industrial GHS classifications (H225).

Is Methyl butyrate used outside industrial chemicals?

Methyl butyrate also appears in cosmetics, pharmaceutical, food safety, cannabis databases.