butyl isovalerate

Independent reference data for butyl isovalerate (CAS 109-19-3), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Reportedly present in the oils of two Australian plants; Used as flavoring ingredient; [HSDB]Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

Synonyms and trade names

BUTYL ISOVALERATE; Butyl 3-methylbutanoate; Butyl isopentanoate; n-Butyl isovalerate; 1-Butyl isovalerate; Butyl isovalerianate; Butyl 3-methylbutyrate; Butanoic acid, 3-methyl-, butyl ester; Isovaleric acid, butyl ester; n-Butyl isopentanoate; n-Butyl 3-methylbutanoate; FEMA No. 2218; Butyl isovalerate (natural); 4UX6V9QM2J; n-Butyl iso-valerate; NSC 6187

Regulatory listings held on file

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Fruity No safety concern at current levels of intake when used as a flavouring agent

GHS hazard classification

Reported hazard statements	H226 (97.4%)

H226 (97.4%): Flammable liquid and vapor [Warning Flammable liquids]

P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)

What the public record says

butyl isovalerate is identified by CAS 109-19-3, molecular formula C9H18O2 and molecular weight 158.13 g/mol. UNII 4UX6V9QM2J; ChEBI 89723; InChIKey AYWJSCLAAPJZEF-UHFFFAOYSA-N. Boiling Point: 150 °C; Boiling Point: 174.00 to 175.00 °C. @ 760.00 mm Hg; Boiling Point: 175 °C.

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.