ChemicalBook >> CAS DataBase List >>2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid structure

CAS No.: 91-29-2

Chemical Name:: 2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid

Synonyms: 4 NADAPSA (NITRO PARA PARA ACID);4-Amino-4-Nitro-2-Sulfodiphenylamine;4-Nitro-4'-amino-2-sulfodiphenylamine;Aminoaniline nitrobenzenesulphonic acid;4-Nitro-4-aminodiphenylamine-2-sulfonate;4'-AMINO-4-NITRODIPHENYLAMINO-2-SULFONIC ACID;2-(4-Aminoanilino)-5-nitrobenzenesulphonicaci;2-(p-Aminoanilino)-5-nitrobenzenesulfonic acid;4-Amino-4'-nitrodiphenylamine-2'-sulfonic acid;2-(4-aminoanilino)-5-nitrobenzenesulphonic acid

CBNumber:: CB1464463

Molecular Formula:: C12H11N3O5S

Molecular Weight:: 309.3

MDL Number:: MFCD00035932

MOL File:: 91-29-2.mol

MSDS File:: SDS

Last updated:2026-05-27 23:35:41

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2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid Properties

Boiling point	638.98℃[at 101 325 Pa]
Density	1.607±0.06 g/cm3(Predicted)
vapor pressure	0Pa at 25℃
storage temp.	2-8°C
pka	-1.27±0.48(Predicted)
Water Solubility	7.8g/L at 20℃
LogP	-2.38
CAS DataBase Reference	91-29-2(CAS DataBase Reference)
FDA UNII	F9C9UR6E7L
EPA Substance Registry System	Benzenesulfonic acid, 2-[(4-aminophenyl)amino]-5-nitro- (91-29-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS05
Signal word	Danger
Hazard statements	H318-H315
Precautionary statements	P264-P280-P302+P352-P321-P332+P313-P362-P280-P305+P351+P338-P310
TSCA	TSCA listed
REACH Registrations	Active

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Matrix Scientific	098460	2-((4-Aminophenyl)amino)-5-nitrobenzenesulfonic acid	91-29-2	1.00g	$284	2026-05-18	Buy
Matrix Scientific	098460	2-((4-Aminophenyl)amino)-5-nitrobenzenesulfonic acid	91-29-2	5.00g	$840	2026-05-18	Buy
aablocks	AA00IGB7	2-[N-(4-Aminophenyl)]amino-5-nitrobenzenesulphonic Acid 98%	91-29-2	1g	$238	2026-05-29	Buy
Crysdot	CD44000097	2-((4-Aminophenyl)amino)-5-nitrobenzenesulfonic acid 95+%	91-29-2	5g	$392	2026-05-27	Buy
Biosynth	FA149633	2-(4-Aminoaniline)-5-nitrobenzenesulphonicacid	91-29-2	500mg	$60	2021-12-16	Buy

Product number	Packaging	Price	Buy
098460	1.00g	$284	Buy
098460	5.00g	$840	Buy
AA00IGB7	1g	$238	Buy
CD44000097	5g	$392	Buy
FA149633	500mg	$60	Buy

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid Chemical Properties, Uses, Production

Uses

2-(4-Aminoaniline)-5-nitrobenzenesulphonicacid (CAS# 91-29-2) is a dye used in oxidative condensation of, with [(ethylphenylamino)methyl]benzenesulfonic acid.

Flammability and Explosibility

Not classified

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Acid orange 51 Acid Brown 354 Acid yellow 65

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid Suppliers

Global Suppliers ( 65)

Supplier	Tel	Email	Country	ProdList	Advantage
China Langchem Inc.	0086-21-58956006		China	7798	57
Quality Control Solutions Ltd.	0755-66853366 13670046396	orders@qcsrm.com	China	18188	56
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Shanghai Witofly Chemical Co. ,Ltd.	02150630626 17717886015	sales@witofly.com	China	1864	55
Alfa Chemistry	+1-5166625404;	Info@alfa-chemistry.com	United States	20000	58
Dideu Industries Group Limited	+8617392712697	1022@dideu.com	China	29091	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +86-189 4982 3763	sales@tnjchem.com	China	34526	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 17705817739	info@dycnchem.com	China	52651	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17339	58
CONIER CHEM AND PHARMA LIMITED		sales@conier.com	China	49906	58

Supplier	Advantage
China Langchem Inc.	57
Quality Control Solutions Ltd.	56
Amadis Chemical Company Limited	58
Shanghai Witofly Chemical Co. ,Ltd.	55
Alfa Chemistry	58
Dideu Industries Group Limited	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
SIMAGCHEM CORP	58
CONIER CHEM AND PHARMA LIMITED	58

View Latest Price from 2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-20	2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid 91-29-2	$1.10	1g	99.00%	100 Tons Min	Dideu Industries Group Limited
2020-02-26	2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid 91-29-2		1KG	99.0%+		Shaanxi Dideu Medichem Co. Ltd
2020-01-10	2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid 91-29-2	$1.00	1KG	98% HPLC	10 tons/month	Career Henan Chemical Co

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid
91-29-2
$1.10
99.00%
Dideu Industries Group Limited

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid
91-29-2
99.0%+
Shaanxi Dideu Medichem Co. Ltd

2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid
91-29-2
$1.00
98% HPLC
Career Henan Chemical Co

91-29-2 (2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid) Related Search:

Glycine 4-Aminodiphenylamine Sodium diphenylamine-4-sulfonate 2-Nitrodiphenylamine 4-Aminodiphenyamine-2-sulfonic acid

4-Amino-benzenesulfonic acid monosodium salt 2-Aminodiphenylamine 4-Nitrodiphenylamine Sulfamic acid Acid yellow 65

4-Nitrosodiphenylamine 4-Nitro-2-sulfoaniline 5-Amino-2-[(4-aminophenyl)amino]benzenesulfonic acid Acid Brown 354 4,4'-Iminodianiline

Acid orange 51 4-(4-aminoanilino)-3-nitrobenzenesulphonic acid,4-(p-aminoanilino)-3-nitrobenzenesulphonic acid Sulfurous Acid

1of4

2-(4-AMINOANILINE)-5-NITROBENZENESULPHONIC ACID 2-(4-aminoanilino)-5-nitrobenzenesulphonic acid 4'-AMINO-4-NITRODIPHENYLAMINO-2-SULFONIC ACID 2-[(4-aminophenyl)amino]-5-nitro-benzenesulfonicaci 2-[(4-aminophenyl)amino]-5-nitro-Benzenesulfonicacid 3-amino-6-anilino-3-nitro-1-cyclohexa-1,5-dienesulfonic acid 4-Amino-4-Nitro-2-Sulfodiphenylamine 4-Nitro-4-aminodiphenylamine-2-sulfonate 4 NADAPSA (NITRO PARA PARA ACID) 2-(p-Aminoanilino)-5-nitrobenzenesulfonic acid 4-Nitro-4'-amino-2-sulfodiphenylamine Aminoaniline nitrobenzenesulphonic acid Benzenesulfonic acid, 2-[(4-aminophenyl)amino]-5-nitro- 2-(4-Aminoanilino)-5-nitrobenzenesulphonicaci 2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid ISO 9001：2015 REACH 4-Amino-4'-nitrodiphenylamine-2'-sulfonic acid 91-29-2 Intermediates of Dyes and Pigments