Agent Name

1-Methoxybutane

Alternative Name

Butyl methyl ether

CAS Number

628-28-4

Formula

C5-H12-O

Major Category

Solvents

Synonyms

Butyl methyl ether; Methyl butyl ether; Methyl n-butyl ether; alpha-Methoxybutane; Butane, 1-methoxy-; Butane, 1-methoxy- (9CI); Ether, butyl methyl; [ChemIDplus] UN2350

Category

Ethers (<C12)

Description

Clear liquid; [CAMEO] Clear colorless liquid; [Aldrich MSDS]

Sources/Uses

Used as a gasoline additive; [CAMEO]

Comments

Highly flammable; Readily oxidized by air producing explosive peroxides; [CAMEO] Causes general anesthesia in inhalation lethal-concentration studies of mice; Causes changes in liver weight and estrogenic effects in 14-day intermittent study of rats (16,800 mg/kg); [RTECS] May form explosive peroxides; May cause irritation; [Aldrich MSDS]

Exposure Assessment
Vapor Pressure

139 mm Hg

Lethal Concentration

LC50 (mouse) = 176,000 mg/m3/15min

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: