Agent Name

2-Undecanone

Alternative Name

Methyl nonyl ketone

CAS Number

112-12-9

Formula

C11-H22-O

Major Category

Solvents

Synonyms

Methyl nonyl ketone; 2-Hendecanone; 2-Oxoundecane; 2-Undecanone (natural); Ketone, methyl nonyl; METHYL N-NONYL KETONE; MGK Dog and Cat Repellent; Methyl n-nonyl ketone; MNK; Nonyl methyl ketone; Rue ketone; Undecan-2-one; [ChemIDplus]

Category

Ketones (<C12)

Description

Colorless, oily liquid; [HSDB] Colorless liquid; mp = 11-13 deg C; [MSDSonline]

Sources/Uses

Used as a solvent in the production of vinyl resins, nitrocellulose, and synthetic rubber; as a flavoring agent; as a dog and cat repellent; [HSDB] Used to make some synthetic essential oils and as a fragrance in soaps, detergents, creams, lotions, and perfumes; [Merck Index] Used as a dog/cat repellent and iris borer deterrent; [Reference #1]

Comments

Slightly toxic in animal studies; NOEL = 300 mg/kg/day; [Reference #1] Causes coma in inhalation studies of guinea pigs with a TCLo = 6900 mg/m3/12H; [RTECS] May cause irritation; [MSDSonline]

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
Vapor Pressure

0.04 mm Hg

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: