| Agent Name |
1,2-Dimethylhydrazine |
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| CAS Number |
540-73-8 |
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| Formula |
C2-H8-N2 |
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| Major Category |
Toxic Gases & Vapors |
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| Synonyms |
N,N'-Dimethylhydrazine; Dimethylhydrazie, symmetrical; [ChemFinder] DMH; Hydrazomethane; SDMH; Sym-Dimethylhydrazine; [CAMEO] |
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| Category |
Other Toxic Gases & Vapors |
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| Description |
Colorless liquid with a fishy or ammonia-like odor; [NIOSH] |
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| Sources/Uses |
Used in research; not used commercially; [HSDB] Used in the production of photographic chemicals; [CAMEO] |
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| Comments |
Liquid causes second or third degree burns after short contact; [CHRIS] Patients poisoned by hydrazines may develop methemoglobinemia and liver injury. [HSDB] Inhalation of hydrazine compounds in high concentrations can induce seizures and coma. [Merck Index # 3248] Toxic after absorption through skin; Inhalation of high concentrations can induce pulmonary irritation and edema; [CAMEO] |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Not evaluated |
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| TIH |
Yes |
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| Vapor Pressure |
68 mm Hg |
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| Explanatory Notes |
Highly flammable; Flash point = 5 deg F; [CAMEO] |
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| Reference Link |
ATSDR - ToxFAQs - Hydrazines |
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| Adverse Effects |
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| Toxic Pneumonitis |
Yes |
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| Methemoglobinemia |
Methemoglobinemia, Secondary |
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| Dermatotoxin |
Skin Burns |
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| Neurotoxin |
Other CNS Neurotoxin |
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| Hepatotoxin |
Hepatotoxin, Secondary |
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| IARC Carcinogen |
Probable Carcinogen |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: 1,2-DIMETHYLHYDRAZINE
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