MolGraph
CompoundsDocumentationComplianceAbout
MolGraph

Research chemical sourcing and molecular building block RFQ workflows.

MolGraph is operated by Tessorix Inc.

support@molgraph.com

Products are intended for laboratory research use only and are not for human or veterinary use.

Compounds

  • Compound catalog
  • In-stock with prices
  • Research applications
  • Catalog data snapshot
  • Patent compound sourcing
  • Request Quote

Categories

  • Protected amines
  • Boronic acids
  • Fluorinated building blocks
  • Heterocycles
  • Pharmaceutical intermediates
  • Custom synthesis

Company

  • About
  • Contact

Documentation

  • Quality Documentation
  • SDS Disclaimer

Compliance

  • Compliance

Legal

  • Returns & Refunds
  • Terms
  • Privacy

Copyright © 2026 MolGraph. All Rights Reserved.

Home/Compounds/CAS 84-88-8/Safety Reference
CAS 84-88-8Preliminary Safety ReferenceNot a supplier-issued SDSSupplier SDS by request

CAS 84-88-8 Safety Reference and Supplier SDS Request

8-Hydroxyquinoline-5-sulfonic acid

Back to CAS detail

Preliminary reference disclaimer

This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.

Documentation status

Preliminary safety reference

Available

Supplier-issued SDS

Available by request

COA

Available by RFQ / lot confirmation

Transport classification

Requires shipment review

Identity

CAS Number

84-88-8

Chemical name

8-Hydroxyquinoline-5-sulfonic acid

Molecular formula

C9H7NO4S

Molecular weight

225.22 g/mol

Synonyms

8-Hydroxy-5-quinolinesulfonic acid; Sulfoxine; Oxine-5-sulfonic acid; 5-Quinolinesulfonic acid, 8-hydroxy-; 8-Quinolinol-5-sulfonic acid; 5-Sulfooxine; 5-Sulfo-8-quinolinol; 5-Sulfo-8-hydroxyquinoline; 8-Hydroxy-5-sulfoquinoline; 8-Hydroxyquinoline-5-sulphonic acid; CCRIS 5750; 8-Hydroxychinolin-5-sulfonsaeure

InChIKey

LGDFHDKSYGVKDC-UHFFFAOYSA-N

PubChem CID

6792

Hazard / GHS Reference

Signal word

Danger

Catalog reference cue; confirm supplier documentation before use.

Hazard statements

H335, H314, H318

Catalog reference cue; confirm supplier documentation before use.

Handling & PPE

  • Keep container tightly closed and dry. Store in a well-ventilated place. Recommended storage conditions: nitrogen, room temperature

First Aid / Accidental Release

  • Do not give anything to an unconscious person. Rinse mouth with water. Consult a physician.
  • If inhaled, move the person to fresh air. If breathing stops, perform artificial respiration. Consult a physician.
  • Rinse with plenty of water for at least 15 minutes and consult a physician.
  • Wash with soap and plenty of water. Consult a physician.
  • Do not generate dust when collecting and disposing. Sweep and shovel up. Place in a suitable closed container for disposal.
  • Use personal protective equipment and emergency procedures. Avoid dust generation. Avoid inhaling vapors, mists or gases. Ensure adequate ventilation. Evacuate personnel to a safe area. Avoid inhaling dust. See
  • Do not allow the product to enter drains.

Firefighting / Stability

  • If necessary, wear a self-contained breathing apparatus for firefighting.

Physical and Chemical Reference

Appearance

Pale yellow odorless solid; [Merck Index] Crystals; [Sigma-Aldrich MSDS]

Catalog reference value; verify against supplier SDS before use.

XLogP

1

Catalog reference value; verify against supplier SDS before use.

Transport / Shipment Review

Shipment review

Shipment details require review before fulfillment.

Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.

  • Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.

Need supplier documentation?

Request through MolGraph:

  • Supplier-issued SDS
  • COA
  • Purity and pack size confirmation
  • Availability and lead time review
  • Shipment documentation review

Catalog-Specific Reference Cues

  • 8-Hydroxyquinoline-5-sulfonic acid (CAS 84-88-8) is listed in the Advanced Chemicals portfolio, with molecular formula C9H7NO4S and molecular weight 225.22 g/mol.
  • Intended for research building-block and synthetic chemistry workflows; structure-derived tags include nitrogen-containing heterocycle.

Related catalog entries

Related public CAS links are not available for this reference page.

MolGraph Preliminary Safety Reference - Not a supplier-issued SDS. This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.