Agent Name

tert-Butyl nitrite

CAS Number

540-80-7

Formula

C4-H9-N-O2

Major Category

Nitrogen Compounds

Synonyms

Nitrous acid, 1,1-dimethylethyl ester (9CI); Nitrous acid, t-butyl ester; 1,1-Dimethylethyl nitrite; alpha,alpha-Dimethylethyl nitrite; [ChemIDplus] Nitrous acid tert-butyl ester; [Merck Index] UN2351

Category

Nitrates and Nitrites

Description

Yellow liquid with an agreeable odor; [Merck Index] Sweet odor; [Alfa Aesar MSDS]

Sources/Uses

Used as a jet propellant; [Merck Index]

Comments

Causes cyanosis in inhalation lethal-concentration studies of mice; Causes methemoglobinemia in oral lethal-dose studies of mice; [RTECS] A mild skin and eye irritant; May induce methemoglobinemia; Harmful by ingestion and inhalation; [Alfa Aesar MSDS] See "n-Butyl nitrite" and "Isobutyl nitrite."

Exposure Assessment
Lethal Concentration

LC50 (mouse) = 10,852 ppm/1hr

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Butyl nitrites."

Adverse Effects
Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
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Chemical Information

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