Agent Name

1,2-Dimethyl-4-nitrobenzene

CAS Number

99-51-4

Formula

C8-H9-N-O2

Major Category

Nitrogen Compounds

Synonyms

3,4-Dimethyl-1-nitrobenzene; 4-Nitro-1,2-dimethylbenzene; 4-Nitro-o-xylene; Benzene, 1,2-dimethyl-4-nitro-; o-Xylene, 4-nitro-; p-Nitro-o-xylene; para-Nitro-ortho-xylene; [ChemIDplus] UN3447

Category

Nitros, Aromatic

Description

Yellow solid; [HSDB]

Sources/Uses

Used in organic synthesis and as gelatinizing accelerators for pyroxylin; [HSDB]

Comments

Very toxic by inhalation, ingestion, and skin absorption; Emergency treatment: "Nitrobenzene"; Nitrobenzene causes skin irritation; It is toxic by all routes causing methemoglobinemia and liver injury; Estimated lethal dose in adults is 1-5 grams; [HSDB] A skin, eye, and mucous membrane irritant; [CAMEO] An irritant; [MSDSonline]

Exposure Assessment
Explanatory Notes

Flash point = 107 deg C; [CAMEO] The Guide in the Emergency Response Guidebook is for "Nitroxylenes, solid."

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Other Information

No other related information on this agent was found.