2-amino-4-nitrotoluene , Analysis standard , 99-55-8

Synonym(s):
2-Amino-4-nitrotoluene;5-Nitro-o-toluidine

CAS NO.：99-55-8

Empirical Formula: C7H8N2O2

Molecular Weight: 152.15

MDL number: MFCD00007741

EINECS: 202-765-8

PRODUCT Properties

• Melting point: 103-106 °C(lit.)
• Boiling point: 294.61°C (rough estimate)
• Density: 1.2333 (estimate)
• refractive index: 1.6276 (estimate)
• storage temp.: Keep in dark place,Sealed in dry,2-8°C
• solubility: Chloroform (Slightly), Methanol (Slightly)
• form: Crystalline Powder
• pka: 2.34±0.10(Predicted)
• color: Ochre to yellow-orange
• Water Solubility: <0.1 g/100 mL at 19 ºC
• BRN: 879021
• Exposure limits: ACGIH: TWA 1 mg/m3
• Stability: Stable. Incompatible with strong oxidizing agents, acid chlorides, acid anhydrides, acids, chloroformates.
• CAS DataBase Reference: 99-55-8(CAS DataBase Reference)
• IARC: 3 (Vol. 48) 1990
• NIST Chemistry Reference: Benzenamine, 2-methyl-5-nitro-(99-55-8)
• EPA Substance Registry System: 2-Methyl-5-nitroaniline (99-55-8)

Description and Uses

2-Methyl-5-nitroaniline, also known as 5-nitro-o-toluidine, is an intermediate compound in the synthesis of a wide range of azo dyes and is an in vivo metabolic product of 2,4-dinitrotoluene. 

5-Nitro-o-toluidine is used in the synthesis of numerous dyes.

Safety

• Symbol(GHS): GHS06,GHS08
• Signal word: Danger
• Hazard statements: H301+H311+H331-H351-H412
• Precautionary statements: P201-P273-P280-P301+P310-P302+P352+P312-P304+P340+P311
• Hazard Codes: T,Xi
• Risk Statements: 23/24/25-40-52/53
• Safety Statements: 36/37-45-61
• RIDADR: UN 2660 6.1/PG 3
• WGK Germany: 3
• RTECS: XU8225000
• Hazard Note: Irritant
• TSCA: Yes
• HazardClass: 6.1
• PackingGroup: III
• HS Code: 29214300
• Hazardous Substances Data: 99-55-8(Hazardous Substances Data)
• Toxicity: LD50 orl-rat: 574 mg/kg NCIMR* NIH-71-E-2144,73