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CAS RN: 283158-18-9 | Product Number: H0306

8-Hydroxyquinoline-5-sulfonic Acid Monohydrate

Purity: >98.0%(T)
  • Oxine-5-sulfonic Acid Monohydrate
  • 8-Quinolinol-5-sulfonic Acid Monohydrate
  • 8-Quinolinone-5-sulfonic Acid Monohydrate
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Product Number H0306
Purity / Analysis Method >98.0%(T)
Molecular Formula / Molecular Weight C__9H__7NO__4S·H__2O = 243.24 
Physical State (20 deg.C) Solid
CAS RN 283158-18-9
Related CAS RN 84-88-8
Reaxys Registry Number 195247
PubChem Substance ID 87570728
Merck Index (14) 4844
MDL Number


Appearance White to Orange to Green powder to crystal
Purity(Neutralization titration) min. 98.0 %
Water 7.0 to 7.8 %
Properties (reference)
Melting Point 314 °C
Pictogram Pictogram
Signal Word Warning
Hazard Statements H319 : Causes serious eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P280 : Wear eye protection/ face protection.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Related Laws:
RTECS# VC2570000
Transport Information:
PubMed Literature

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