Agent Name

Isovaleraldehyde

CAS Number

590-86-3

Formula

C5-H10-O

Major Category

Other Classes

Synonyms

1-Butanal, 3-methyl-; 2-Methylbutanal-4; 3-Methyl-1-butanal; 3-Methylbutanal; 3-Methylbutylaldehyde; 3-Methylbutyraldehyde; 3-Methylbutyraldehyde (natural); Aldehyde isovalerianique [French]; Butanal, 3-methyl-; Butyraldehyde, 3-methyl-; Isoamyl aldehyde; Isoamylaldehyde; Isopentaldehyde; Isopentanal; Isovaleral; Isovaleric aldehyde; Isovalerylaldehyde; beta-Methylbutanal; beta-Methylbutyraldehyde; [ChemIDplus]

Category

Aldehydes

Description

Colorless liquid with a pungent odor like apples; [Merck Index]

Sources/Uses

Found in orange, lemon, peppermint, and other oils; [Merck Index] Used flavors, fragrances, and to make isovaleric acid, pharmaceuticals, and resins; [HSDB] Used to make pesticides, solvents, and softeners; [eChemPortal: SIDSUNEP]

Comments

A mild skin irritant; [RTECS] Highly flammable and peroxidizable; A skin and eye irritant; [CAMEO] A severe eye irritant, based on animal studies; [CHEMINFO] Safe when used in food as a flavoring agent; [JECFA] An irritant; May cause liver impairment; [MSDSonline]

Exposure Assessment
Vapor Pressure

50 mm Hg

Lethal Concentration

LC50 (rat) = 42,700 mg/m3/4h

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.