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4-mesyl-2-nitroaniline

CAS No.
21731-56-6
Chemical Name:
4-mesyl-2-nitroaniline
Synonyms
4-mesyl-2-nitroaniline;(4-mesyl-2-nitro-phenyl)amine;o-Nitro-p-methylsulfonylaniline;4-Methanesulfonyl-2-nitroaniline;4-METHANESULFONYL-2-NITRO-PHENYLAMINE;Benzenamine, 4-(methylsulfonyl)-2-nitro-;2-Amino-5-(methylsulphonyl)nitrobenzene, 4-Amino-3-nitrophenyl methyl sulphone
CBNumber:
CB2877253
Molecular Formula:
C7H8N2O4S
Molecular Weight:
216.21
MDL Number:
MFCD00718367
MOL File:
21731-56-6.mol
MSDS File:
SDS
Last updated:2026-05-28 00:52:27

4-mesyl-2-nitroaniline Properties

Melting point 200-202°C
Boiling point 463.3±45.0 °C(Predicted)
Density 1.487±0.06 g/cm3(Predicted)
storage temp. 2-8°C(protect from light)
form powder
pka -3.88±0.10(Predicted)
color Bright yellow
EPA Substance Registry System Benzenamine, 4-(methylsulfonyl)-2-nitro- (21731-56-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
TSCA  TSCA listed
HS Code  2930909899

4-mesyl-2-nitroaniline price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR7794 4-(Methylsulphonyl)-2-nitroaniline ≥95% 21731-56-6 1g $59 2026-06-04 Buy
Apolloscientific OR7794 4-(Methylsulphonyl)-2-nitroaniline ≥95% 21731-56-6 5g $240 2026-06-04 Buy
Apolloscientific OR7794 4-(Methylsulphonyl)-2-nitroaniline ≥95% 21731-56-6 10g $370 2026-06-04 Buy
aablocks AA003K6G 4-(Methylsulfonyl)-2-nitroaniline >97% 21731-56-6 1g $53 2026-05-28 Buy
aablocks AA003K6G 4-(Methylsulfonyl)-2-nitroaniline 95% 21731-56-6 5g $252 2026-05-28 Buy
Product number Packaging Price Buy
OR7794 1g $59 Buy
OR7794 5g $240 Buy
OR7794 10g $370 Buy
AA003K6G 1g $53 Buy
AA003K6G 5g $252 Buy

4-mesyl-2-nitroaniline Chemical Properties,Uses,Production

4-mesyl-2-nitroaniline Preparation Products And Raw materials

Global( 48)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501 sales@sinch.com.cn China 11592 64
Shangchem Co., Ltd. +86-21-68182121 China 881 52
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10972 64
China Langchem Inc. 0086-21-58956006 China 7798 57
skychemical Co.Ltd 021-20958197 20965099 sales@skychemical.com China 1182 57
RuiErKang Pharmaceuticals, Inc. 2921645477 2921645477@qq.com China 132 58
Chengdu AstaTech Trading Co., Ltd./AstaTech (Chengdu) Pharma. Co., Ltd. +86-28-85122536 85324413 market@astatech.cn China 8016 55
Clearsynth Labs Limited +91-22-26355700 info@clearsynth.com India 9656 58

4-mesyl-2-nitroaniline Spectrum

4-mesyl-2-nitroaniline 2-Amino-5-(methylsulphonyl)nitrobenzene, 4-Amino-3-nitrophenyl methyl sulphone 4-Methanesulfonyl-2-nitroaniline (4-mesyl-2-nitro-phenyl)amine Benzenamine, 4-(methylsulfonyl)-2-nitro- 4-METHANESULFONYL-2-NITRO-PHENYLAMINE o-Nitro-p-methylsulfonylaniline 21731-56-6 Amines and Anilines Boron, Nitrile, Thio,& TM-Cpds