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2-Aminophenol-4-sulfonic acid

2-Aminophenol-4-sulfonic acid
2-Aminophenol-4-sulfonic acid
Chemical Name:
2-Aminophenol-4-sulfonic acid
OAPSA;2-AMino phenol-4-acid;2-Amino-4-sulfophenol;2-Hydroxymetanilic acid;4-Hydroxymetanilic acid;2-Hydroxy-5-sulfoaniline;AMINOPHENOLSULPHONICACID;2-Aminophenol-4-Sulfonic;Metanilic acid, 4-hydroxy-;2-Aminophenol-1-sulfonicacid
Molecular Formula:
Formula Weight:
MOL File:

2-Aminophenol-4-sulfonic acid Properties

Melting point:
≥300 °C(lit.)
1.5149 (rough estimate)
refractive index 
1.5500 (estimate)
Water Solubility 
<0.1 g/100 mL at 21.5 ºC
Stable. Incompatible with strong oxidizing agents, strong acids and strong bases.
CAS DataBase Reference
98-37-3(CAS DataBase Reference)
EPA Substance Registry System
Benzenesulfonic acid, 3-amino-4-hydroxy-(98-37-3)
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45
RIDADR  UN 2585 8/PG 3
WGK Germany  1
HazardClass  8
PackingGroup  III
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P310 Immediately call a POISON CENTER or doctor/physician.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

2-Aminophenol-4-sulfonic acid price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 09180 3-Amino-4-hydroxybenzenesulfonic acid technical, ≥95% (T) 98-37-3 20g $20.6 2018-11-13 Buy
Sigma-Aldrich 09180 3-Amino-4-hydroxybenzenesulfonic acid technical, ≥95% (T) 98-37-3 250g $97.8 2018-11-13 Buy
TCI Chemical A0399 3-Amino-4-hydroxybenzenesulfonic Acid Hydrate >98.0%(T) 98-37-3 25g $35 2018-11-22 Buy
TCI Chemical A0399 3-Amino-4-hydroxybenzenesulfonic Acid Hydrate >98.0%(T) 98-37-3 500g $207 2018-11-22 Buy

2-Aminophenol-4-sulfonic acid Chemical Properties,Uses,Production

Chemical Properties

brown crystals

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

2-Aminophenol-4-sulfonic acid Suppliers

Global( 175)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan DaKen Chemical CO.,LTD.
+86-371-55531817 CHINA 22058 58
Henan Tianfu Chemical Co.,Ltd.
0371-55170693 CHINA 20795 55
Mainchem Co., Ltd.
+86-0592-6210733 CHINA 32764 55
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933; China 96815 76
future industrial shanghai co., ltd 400-0066-400;021-60496031
021-55660885 China 2042 65
TCI (Shanghai) Development Co., Ltd. 021-67121386 / 800-988-0390
021-67121385 China 24654 81
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 China 44192 61
BePharm Ltd 4001-647-117; 021-61629020
021-61629029 China 24692 61
Adamas Reagent, Ltd. 400-600-9262 China 14017 59
Chemfun Medical Technology(Shanghai) Co., Ltd. 021-67220633 & 021-37212706
+86-21-67220638 China 21898 59

2-Aminophenol-4-sulfonic acid Spectrum

98-37-3(2-Aminophenol-4-sulfonic acid)Related Search:

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