4-Methyl-2-nitroaniline

Synonym(s):2-Nitro-p-toluidine;4-Amino-3-nitrotoluene

orange to orange-brown fine crystalline powder

4-Methyl-2-nitroaniline is used as a red azo dye.

ChEBI: A C-nitro compound in which the nitro compound is ortho to the amino group and meta to the methyl group of p-toluidine.

4-Methyl-2-nitrobenzenamine in oblate sulfuric acid and saponification.

N-Acetyl-p-toluidine is nitrated with mixed acid, and the quenched reaction mixture is heated and hydrolyzed to 3-nitro-p-toluidine.

Red crystals or bright orange powder.

Insoluble in water.

4-Methyl-2-nitroaniline is incompatible with acids, acid chlorides, acid anhydrides, chloroformates, and strong oxidizers .

4-Methyl-2-nitroaniline is combustible.

Non flammable

Melting point:	115-116 °C (lit.)
Boiling point:	169°C (21 mmHg)
Density	1,164 g/cm³
vapor pressure	0.06Pa at 25℃
refractive index	1.6276 (estimate)
Flash point:	157°C
storage temp.	−20°C
solubility	0.2g/l
form	Fine Crystalline Powder
pka	0.46±0.10(Predicted)
Colour Index	37110
color	Orange to orange-brown
Water Solubility	Soluble in water (0.2 g/L at 20°C).
BRN	879506
CAS DataBase Reference	89-62-3(CAS DataBase Reference)
NIST Chemistry Reference	3-Nitro-4-aminotoluene(89-62-3)
EPA Substance Registry System	4-Methyl-2-nitroaniline (89-62-3)

Signal word	Danger
Pictogram(s)	Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08 Environment GHS09
GHS Hazard Statements	H373:Specific target organ toxicity, repeated exposure H411:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P314:Get medical advice/attention if you feel unwell.