Agent Name

Undecylenic acid

CAS Number

112-38-9

Formula

C11-H20-O2

Major Category

Other Classes

Synonyms

Undecenoic acid; 10-Hendecenoic acid; 10-Undecenoic acid; Declid; Desenex; Desenex solution; Hendecenoic acid, omega-; Kyselina 9-decen-1-karboxylova [Czech]; Kyselina undecylenova [Czech]; Renselin; Sevinon; Undecenoic acid, omega-; Undecyl-10-enic acid; [ChemIDplus]

Category

Organic Acids

Description

Liquid or solid; mp = 24.5 deg C; [Merck Index] Colorless or white liquid or low-melting solid; mp = 25-27 deg C; [Alfa Aesar MSDS]

Sources/Uses

Used as a topical antifungal agent; [Merck Index] Used as a flavoring agent for foods; [JECFA]

Comments

Safe when used as a flavoring agent in food; [JECFA] A severe skin irritant; Causes somnolence, excitement, and muscle contraction or spasticity in oral lethal-dose studies of mice; Causes other changes in blood in 3-day intermittent dermal study of mice (15,000 mg/kg); [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS]

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