Agent Name


CAS Number




Major Category

Nitrogen Compounds


2-Nitro-4-chloroaniline; 4-Chloro-2-nitrobenzenamine; Aniline, 4-chloro-2-nitro-; Azoene Fast Red 3GL Base; Azoene Fast Red 3GL Salt; Azofix Red 3GL Salt; Azofly Red 3GL Salt; Azoic Diazo Component 9; Benzenamide, 4-chloro-2-nitro-; C.I. 37040; C.I. Azoic Diazo Component 9; CI 37040; Daito Red Base 3GL; Daito Red Salt 3GL; Devol Red F; Devol Red Salt F; Diazo Fast Red 3GL; Fast Red 2NC Base; Fast Red 2NC Salt; Fast Red 3GL Base; Fast Red 3GL Salt; Fast Red 3GL Special Base; Fast Red 3GL Special Salt; Fast Red Base 3GL Special; Fast Red Base 3JL; Fast Red Salt 3GL; Fast Red Salt 3JL; Hiltonil Fast Red 3GL Base; Hiltosal Fast Red 3GL Salt; Kayaku Fast Red 3GL Base; Kayaku Red Salt 3GL; Kayaku Red Salt GL; Mitsui Red 3GL Base; Mitsui Red 3GL Salt; Naphthanil Red 3G Base; Naphtoelan Fast Red 3GL Base; Naphtoelan Fast Red 3GL Salt; Naptoelan Fast Red 3GL Salt; PCON; PCONA; Red 3G Base; Red 3G Salt; Red 3GS Salt; Red Base 3 GL; Red Base 3GL; Red Base Ciba VI; Red Base IRGA VI; Red Salt Ciba VI; Red Salt Irga VI; Red Salt NBGL; Sanyo Fast Red Salt 3GL; Shinnippon Fast Red 3GL Base; Symulon Red 3GL Salt; p-Chloro-o-nitroaniline; [ChemIDplus] UN2237




Orange solid; [Hawley] Orange powder; [MSDSonline]


Used as a dye and pigment intermediate; [Hawley]


A mutagen; Acts as general anesthetic in lethal-dose feeding studies of guinea pigs; [RTECS] Emergency treatment: Methemoglobinemia; May caused severe damage to eyes; [HSDB] An irritant; May induce methemoglobinemia; May be absorbed through skin; [MSDSonline]

Exposure Assessment
Vapor Pressure

0.000485 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Chloronitroanilines."

Adverse Effects

Other CNS Neurotoxin


Methemoglobinemia, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information


Chemical Information

Search ChemIDplus

Related Information in HazMap
Other Information

No other related information on this agent was found.