3-Amino-4-hydroxybenzenesulfonic acid , 98% , 98-37-3

Synonym(s):
2-Aminophenol-4-sulfonic acid

CAS NO.：98-37-3

Empirical Formula: C6H7NO4S

Molecular Weight: 189.19

MDL number: MFCD00007696

EINECS: 202-662-8

PRODUCT 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.
• LogP: -2.56 at 25℃
• CAS DataBase Reference: 98-37-3(CAS DataBase Reference)
• EPA Substance Registry System: 4-Hydroxymetanilic acid (98-37-3)

Description and 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.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319
• Precautionary statements: P302+P352-P305+P351+P338
• Hazard Codes: C
• Risk Statements: 34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 2585 8/PG 3
• WGK Germany: 1
• HS Code: 2922.49.3700
• HazardClass: 8
• PackingGroup: III