Agent Name |
Methyl nitrite |
CAS Number |
624-91-9 |
Formula |
C-H3-N-O2 |
Major Category |
Nitrogen Compounds |
Synonyms |
Nitrous acid, methyl ester; [ChemIDplus] UN2455 |
Category |
Nitrates and Nitrites |
Description |
A liquid or gas; [CAMEO] |
Sources/Uses |
Used to synthesize nitrite and nitroso esters and as a rocket propellant; [HSDB] |
Comments |
Caused methemoglobinemia in two workers at a phenylpropanolamine production plant; [Abstract in PubMed and NIOSHTIC # 197071] Evaporating liquid can cause frostbite; [CAMEO] |
Reference Link |
Methemoglobinemia: an occupational hazard of phenylpropanolamine production |
Exposure Assessment |
Skin Designation (ACGIH) |
Not evaluated |
Lethal Concentration |
LC50 (rats) = 176 ppm/4h |
Adverse Effects |
Methemoglobinemia |
Methemoglobinemia, Primary |
Links to Other NLM Databases |
Health Studies |
Human Health Effects from Hazardous Substances Data Bank: METHYL NITRITE
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