2-Aminophenol-4-sulfonic acid

2-Aminophenol-4-sulfonic acid Suppliers list

Company Name:	Shanghai Kangtuo Chemical Co., Ltd. Gold
Tel:	021-69185552 13701777608
Email:	kangtuochem@163.com

Company Name:	future industrial shanghai co., ltd
Tel:	400-0066400 13621662912
Email:	sales@jonln.com

Company Name:	TCI (Shanghai) Development Co., Ltd.
Tel:	021-67121386
Email:	Sales-CN@TCIchemicals.com

2-Aminophenol-4-sulfonic acid manufacturers

2-Aminophenol-4-sulfonic acid Basic information

Product Name:	2-Aminophenol-4-sulfonic acid
Synonyms:	3-amino-4-hydroxybenzenesulfonic acid semihydrate;4-Hydroxy-3-aminobenzenesulfonic acid;Benzenesulfonicacid,3-amino-4-hydroxy-;3-AMINO-4-HYDROXYBENZENESULFONIC ACID;3-AMINO-4-HYDROXYBENZENESULFONIC ACID HYDRATE;3-AMINO-4-HYDROXYBENZENE-4-SULFONIC ACID HYDRATE;4-HYDROXYMETANILIC ACID HYDRATE;2 AMINO-1-PHENOL-4-SULFONIC ACID
CAS:	98-37-3
MF:	C6H7NO4S
MW:	189.19
EINECS:	202-662-8
Product Categories:	Building Blocks;Chemical Synthesis;Organic Building Blocks;Sulfonic/Sulfinic Acids;Sulfur Compounds;Dye Intermediate;Intermediates of Dyes and Pigments;bc0001
Mol File:	98-37-3.mol

2-Aminophenol-4-sulfonic acid Chemical Properties

Melting point	≥300 °C(lit.)
Boiling point	398.09℃[at 101 325 Pa]
density	1.5149 (rough estimate)
vapor pressure	0Pa at 25℃
refractive index	1.5500 (estimate)
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
pka	-0.81±0.50(Predicted)
form	powder to crystal
color	Orange to Amber to Dark red
Water Solubility	<0.1 g/100 mL at 21.5 ºC
BRN	514765
Stability:	Stable. Incompatible with strong oxidizing agents, strong acids and strong bases.
InChI	1S/C6H7NO4S/c7-5-3-4(12(9,10)11)1-2-6(5)8/h1-3,8H,7H2,(H,9,10,11)
InChIKey	ULUIMLJNTCECJU-UHFFFAOYSA-N
SMILES	Nc1cc(ccc1O)S(O)(=O)=O
LogP	-2.56 at 25℃
CAS DataBase Reference	98-37-3(CAS DataBase Reference)
EPA Substance Registry System	4-Hydroxymetanilic acid (98-37-3)

Safety Information

Hazard Codes	C
Risk Statements	34
Safety Statements	26-36/37/39-45
RIDADR	UN 2585 8/PG 3
WGK Germany	1
TSCA	TSCA listed
HS Code	2922.49.3700
HazardClass	8
PackingGroup	III
Storage Class	8A - Combustible corrosive hazardous materials
Hazard Classifications	Eye Irrit. 2 Skin Irrit. 2

MSDS Information

Provider	Language
2-Aminophenol-4-sulfonic acid	English
SigmaAldrich	English

2-Aminophenol-4-sulfonic acid Usage And Synthesis

Chemical Properties	brown crystals
Uses	3-Amino-4-hydroxybenzenesulfonic acid can be used to synthesize various heterocyclic Schiff bases for imaging applications. 3-Amino-4-hydroxybenzenesulfonic acid can also be used for comparative assessment in the Tetrahymena pyriformis growth inhibition assay.
Production Methods	2-Aminophenol-4-sulfonic acid is obtained by boiling 4-chloro-3- nitrobenzenesulfonic acid with sodium hydroxide solution, followed by Béchamp reduction.
General Description	Rhombic brown crystals.
Air & Water Reactions	2-Aminophenol-4-sulfonic acid may be sensitive to prolonged exposure to air. Insoluble in water.
Reactivity Profile	2-Aminophenol-4-sulfonic acid may react with strong oxidizers and mineral acids or bases.
Fire Hazard	Flash point data for 2-Aminophenol-4-sulfonic acid is not available, however 2-Aminophenol-4-sulfonic acid is probably combustible.

2-Aminophenol-4-sulfonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Tag:2-Aminophenol-4-sulfonic acid(98-37-3) Related Product Information

ZINC PHENOLSULFONATE 3-Aminophenol 4-Amino-benzenesulfonic acid monosodium salt Sulfanilic acid Nickel bis(sulphamidate) Sulfamic acid 4-Aminophenol 2-Aminophenol Sodium hydroxybenzenesulfonate Glycine Phenoldisulfonic acid XYLIDYL BLUE I SODIUM SALT 6-NITRO-2-AMINOPHENOL-4-SULFONIC ACID C.I. 14720 Acid red 4 Acid alizarin violet N ZINCON 2-Aminophenol-4-Sulfonmethylamide