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2-Aminophenol-4-sulfonic acid Structure

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

Usage And Synthesis

Preparation Products And Raw materials

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