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2-Amino-4-nitrophenol-6-sulfonic acid

2-Amino-4-nitrophenol-6-sulfonic acid structure

CAS No.: 96-67-3

Chemical Name:: 2-Amino-4-nitrophenol-6-sulfonic acid

Synonyms: 2-hydroxy-5-nitro-metanilicaci;2-HYDROXY-5-NITROMETANILIC ACID;2-Amino-4-nitrophenol-6-sulfonsure;6-amino-4-nitrophenol-2-sulfonicacid;4-Ntro-2-Aminophenol-6-Sulfonic Acid;2-AMINO-4-NITROPHENOL-6-SULFONIC ACID;4-NITRO-2-AMINOPHENOL-6-SULFONIC ACID;2-Aminophenol-4-nitro-6-sulfonic acid;6-amino-4-nitro-1-phenol-2-sulfonic acid;kyselina2-amino-4-nitrofenol-6-sulfonova

CBNumber:: CB0733573

Molecular Formula:: C6H6N2O6S

Molecular Weight:: 234.19

MDL Number:: MFCD00035758

MOL File:: 96-67-3.mol

MSDS File:: SDS

Last updated:2026-05-27 22:50:38

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2-Amino-4-nitrophenol-6-sulfonic acid Properties

Melting point	285°C
Boiling point	453.78℃
Density	1.608 (estimate)
vapor pressure	0Pa at 25℃
refractive index	1.6490 (estimate)
storage temp.	2-8°C
form	solid
pka	-1.79±0.50(Predicted)
color	Light yellow to Amber to Dark green
Water Solubility	0.1-0.5 g/100 mL at 21.5 ºC
Dissociation constant	0.002-0.002 at 22℃
CAS DataBase Reference	96-67-3(CAS DataBase Reference)
FDA UNII	3K0N8U029N
EPA Substance Registry System	2-Hydroxy-5-nitrometanilic acid (96-67-3)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319

Precautionary statements

P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313

RTECS

OY2357500

TSCA

TSCA listed

HS Code

2922.29.8190

REACH Registrations

Active

NFPA 704

	0
2		0

2-Amino-4-nitrophenol-6-sulfonic acid price More Price(27)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	A2197	3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate >98.0%(HPLC)(T)	96-67-3	5g	$49	2026-04-30	Buy
TCI Chemical	A2197	3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate >98.0%(HPLC)(T)	96-67-3	25g	$217	2023-06-20	Buy
Usbiological	285522	4-Nitro-2-aminophenol-6-sulfonic acid Asreported	96-67-3	10g	$215	2026-06-03	Buy
Usbiological	285522	4-Nitro-2-aminophenol-6-sulfonic acid Asreported	96-67-3	25g	$315	2026-06-03	Buy
AK Scientific	D686	4-Nitro-2-aminophenol-6-sulfonic acid 98%(HPLC)	96-67-3	1g	$26	2026-06-04	Buy

Product number	Packaging	Price	Buy
A2197	5g	$49	Buy
A2197	25g	$217	Buy
285522	10g	$215	Buy
285522	25g	$315	Buy
D686	1g	$26	Buy

2-Amino-4-nitrophenol-6-sulfonic acid Chemical Properties,Uses,Production

Application

2-Amino-4-nitrophenol-6-sulfonic acid is a dye intermediate used to manufacture M-type reactive dyes and acid dyes, such as Acid Yellow 99#, Red 184#, Brown 145#, Acid Mordant Orange 4#, 29#, Green 26#, Brown 19#, 21#, etc.

General Description

Brown powder.

Air & Water Reactions

May be sensitive to prolonged exposure to air. Slightly soluble in water.

Reactivity Profile

2-Amino-4-nitrophenol-6-sulfonic acid may react with strong oxidizers and mineral acids . May react with bases.

Fire Hazard

Flash point data for 2-Amino-4-nitrophenol-6-sulfonic acid is not available; however, 2-Amino-4-nitrophenol-6-sulfonic acid is probably combustible.

2-Amino-4-nitrophenol-6-sulfonic acid synthesis

Synthesis of 2-Amino-4-nitrophenol-6-sulfonic acid from 5-amino-2-hydroxy-3-nitrobenzenesulphonic acid

2-Amino-4-nitrophenol-6-sulfonic acid Preparation Products And Raw materials

Raw materials

Benzenesulfonic acid, 3-amino-2-hydroxy- 5-amino-2-hydroxy-3-nitrobenzenesulphonic acid

Preparation Products

4-Nitro-2-sulfoaniline Acid yellow 99 Chromate(3-), bis[3-[[2-(amino-κN)-4-amino-5-chlorophenyl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)]-, disodium hydrogen Solvent Yellow 19 sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-)

Acid orange 74 Solvent Red 109 sodium 2-hydroxy-3-[(2-hydroxy-1-dibenzofuryl)azo]-5-nitrobenzenesulphonate Mordant Green 26 Chromate(3-), bis[3-[[5-(1,1-dimethylethyl)-2-(hydroxy-κO)phenyl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)]-, dipotassium hydrogen

Solvent Orange 56 Mordant Brown 97 SOLVENT ORANGE 5 sodium 3-[[1-(3-chlorophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-2-hydroxy-5-nitrobenzenesulphonate [2-hydroxy-3-[[(2-hydroxyphenyl)methylene]amino]-5-nitrobenzene-1-sulphonato(3-)-N3,O2,O3]chromium

C.I. Acid Red 357 Chromate(3-), [3-[[4,5-dihydro-3-methyl-5-(oxo-κO)-1-phenyl-1H-pyrazol-4-yl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)][2-(hydroxy-κO)-3-[[[2-(hydroxy-κO)phenyl]methylene]amino-κN]-5-nitrobenzenesulfonato(3-)]-, disodium hydrogen

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2-Amino-4-nitrophenol-6-sulfonic acid Suppliers

Global( 206)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
TAIYUAN RHF CO.,LTD.	+86 351 7031519	sales@RHFChem.com	China	2334	56
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Pure Chemistry Scientific Inc.	001-857-928-2050 or 1-888-588-9418	sales@chemreagents.com	United States	10174	62
China Langchem Inc.	0086-21-58956006		China	7798	57
Tianjin heowns Biochemical Technology Co., Ltd.	400 638 7771	sales@heowns.com	China	14412	57
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	025-66113011 13913916777	cfzhang@aikonchem.com	China	19902	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23654	75
TCI AMERICA	800-4238616	sales@tciamerica.com	Americas	23636	75

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
TAIYUAN RHF CO.,LTD.	56
TCI (Shanghai) Development Co., Ltd.	81
Pure Chemistry Scientific Inc.	62
China Langchem Inc.	57
Tianjin heowns Biochemical Technology Co., Ltd.	57
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75
TCI AMERICA	75

View Lastest Price from 2-Amino-4-nitrophenol-6-sulfonic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-20	2-Amino-4-nitrophenol-6-sulfonic acid 96-67-3	$1.10	1g	99.00%	100 Tons Min	Dideu Industries Group Limited
2021-08-12	2-Amino-4-nitrophenol-6-sulfonic acid 96-67-3	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd
2020-02-26	3-AMino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate 96-67-3		1KG	99.0%+	100 tons	Shaanxi Dideu Medichem Co. Ltd

2-Amino-4-nitrophenol-6-sulfonic acid
96-67-3
$1.10
99.00%
Dideu Industries Group Limited

2-Amino-4-nitrophenol-6-sulfonic acid
96-67-3
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

3-AMino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate
96-67-3
99.0%+
Shaanxi Dideu Medichem Co. Ltd

96-67-3(2-Amino-4-nitrophenol-6-sulfonic acid)Related Search:

Chlorophosphonazo III Glycine Nickel bis(sulphamidate) Sulfanilic acid Sulfamic acid

4-Amino-benzenesulfonic acid monosodium salt Phenol Red Ethyl 2-(Chlorosulfonyl)acetate 4-Aminophenol Phenol

Sodium 3-nitrobenzenesulphonate Acid yellow 99 Nitrophenol 4-Nitrophenol 2-Amino-4-nitrophenol

3-Nitrobenzenesulfonic acid Acid orange 74 2-AMINO-6-NITROPHENOL-4-SULFONIC ACID

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6-amino-4-nitro-1-phenol-2-sulfonic acid 4-NITRO-2-AMINOPHENOL-6-SULFONIC ACID 3-AMINO-2-HYDROXY-5-NITROBENZENESULFONIC ACID 2-HYDROXY-5-NITROMETANILIC ACID 2-AMINO-4-NITROPHENOL-6-SULFONIC ACID 2-hydroxy-5-nitro-metanilicaci 3-amino-2-hydroxy-5-nitro-benzenesulfonicaci 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate 3-AMino-2-hydroxy-5-nitrobenzenesulfonic acid hydrate 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid 6-amino-4-nitrophenol-2-sulfonicacid kyselina2-amino-4-nitrofenol-6-sulfonova kyselina4-nitro-2-aminofenol-6-sulfonova 2-Aminophenol-4-nitro-6-sulfonic acid 3-amino-2-hydroxy-5-nitrobenzenesulphonicacid 6-AMINO-4-NITRO-1-PHENOL-2-SULPHONICACID 2-Amino-4-nitrophenol-6-sulfonsure Benzenesulfonic acid, 3-amino-2-hydroxy-5-nitro- 5-Amino-6-hydroxy-3-nitrobenzenesulfonic acid 2-hydroxy-3-amino-5-nitrobenzenesulfonic acid 3-Amino-2-hydroxy-5-nitrobenzenesulfonicAcidMonohydrate> 2-Amino-4-nitrophenol-6-sulfonic acid ISO 9001：2015 REACH 4-Ntro-2-Aminophenol-6-Sulfonic Acid/4NAPSA 2-Amino-4-nitrophenol-6-sulfonic acidv96-67-3 4-Ntro-2-Aminophenol-6-Sulfonic Acid 96-67-3 Organic acids Intermediates of Dyes and Pigments