Agent Name


CAS Number




Major Category

Nitrogen Compounds


1-Amino-2-nitro-4-methylbenzene; 2-Nitro-4-methylaniline; 2-Nitro-p-toluidine; 3-Nitro-4-aminotoluene; 3-Nitro-4-toluidine; 4-Amino-3-nitrotoluene; 4-Methyl-2-nitroaniline; 4-Methyl-2-nitrobenzenamine; 4-Methyl-6-nitroaniline; Amarthol Fast Red GL Base; Amarthol Fast Red GL Salt; Azoamine Red A; Azobase NAT; Azoene Fast Red Red GL Salt; Azofix Red GL Salt; Azoic Diazo Component 8; Benzenamine, 4-methyl-2-nitro-; C.I. 37110; C.I. Azoic Diazo Component 8; Devol Red G; Devol Red Salt G; Diazo Fast Red GL; Fast Red 3NT Base; Fast Red 3NT Salt; Fast Red Base GL; Fast Red Base JL; Fast Red G Base; Fast Red GL; Fast Red GL Base; Fast Red MGL Base; HD Fast Red GL Base; Hiltonil Fast Red GL Base; Hiltosal Fast Red GL Salt; Lake Red G Base; Lithosol Scarlet Base M; Lithosol Scarlet Base MB; Lithosol Scarlet Base MBW; Lithosol Scarlet Base MW; MNPT; Mitsui Red GL Base; Naphthanil Red G Base; Naphtoelan Fast Red GL Base; Red Base Ciba VII; Red Base Irga VII; Red Base NGL; Red G Base; Red G Salt; Red Salt Ciba VII; Red Salt Irga VII; Sanyo Fast Red GL Base; Shinnippon Fast Red GL Base; Toyo Fast Red GL Base; Tulabase Fast Red GL; p-Toluidine, 2-nitro-; [ChemIDplus] UN2660




Red to bright-orange solid; [CAMEO]


Used as intermediate for dyes and pigments; [Hawley]


A skin, eye, and respiratory tract irritant; [CAMEO] Toxic by ingestion; May be harmful if absorbed through skin or inhaled; May cause methemoglobinemia; "Stable under recommended storage conditions." [MSDSonline]

Exposure Assessment
Vapor Pressure

0.000972 mm Hg

Explanatory Notes

Flash point = 315 deg F; [CAMEO] mp = 115-116 deg C; [MSDSonline]

Flammability (NFPA)

1: Must be preheated

Adverse Effects

Methemoglobinemia, Secondary

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Toxicity Information


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