Agent Name

3,4-Dihydrocoumarin

CAS Number

119-84-6

Formula

C9-H8-O2

Major Category

Other Classes

Synonyms

1,2-Benzodihydropyrone; 2-Chromanone; 2-Hydroxydihydrocinnamic acid lactone; 2H-1-Benzopyran-2-one, 3,4-dihydro-; 3,4-Dihydro-2H-1-benzopyran-2-one; Benzodihydropyrone; Benzopyranone, dihydro-; Chroman, 2-oxo-; Coumarin, 3,4-dihydro-; Dihydrobenzopyrone; Dihydrocoumarin; Hydrocinnamic acid, o-hydroxy-, delta-lactone; Hydrocoumarin; Hydroxydihydrocinnamic acid lactone, o-; Melilotic acid lactone; Melilotic lactone; Melilotin; Melilotine; Melilotol; Oxochroman; [ChemIDplus]

Category

Other Organic Compounds

Description

White to light yellow liquid; Colorless solid; [HSDB] Low melting solid; mp = 24-26 deg C; [MSDSonline]

Sources/Uses

Used in perfumes and flavors--has GRAS status in US; [HSDB]

Comments

Emergency treatment: "Coumarin"; After an ingestion of 4 grams of coumarin, a patient developed muscle paralysis but no cardiovascular effects; Has liver toxicity in rats, but humans are relatively resistant; Not active as an anti-coagulant; [HSDB] Safe when used as a flavoring agent in food; [JECFA] A tumorigen and irritant; Caused somnolence in lethal-dose feeding studies of rats; [RTECS] A skin, eye, and mucous membrane irritant; [CAMEO] An irritant; [MSDSonline] See "Coumarin."

Exposure Assessment
Vapor Pressure

13.4 mm Hg

Explanatory Notes

Flash point = 130 deg C; [HSDB]

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

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.