Specialty Additives Available — Bulk Only

8-Hydroxyquinoline Sulfate (Oxyquinoline Sulfate)

CAS 148-24-3 · Formula C9H7NO · MW 145.16 g/mol

A chelating quinolinol salt used for metal sequestration, peroxide stabilization and corrosion control. Industrial uses include service as a chelating agent and analytical reagent for metal precipitation and separation, a corrosion inhibitor, a hydrogen-peroxide stabilizer, a stabilizer in nylon, a brightener in electroplating baths, and an intermediate for dyes and metal-chelate fungicides.

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HS Code
2933.49
At a Glance
Material Family
Specialty Additives
Record Type
Pure compound
Primary Role
Biocidal Action · Chelation / Sequestration
Solubility
< 1 mg/mL at 16 °C
Functional Roles
OXYQUINOLINE
ANTIMICROBIALCHELATING
Applications & Use Cases
  • Chelating/analytical reagent: precipitation and separation of metal ions
  • Stabilizer: stabilizes hydrogen peroxide and nylon
  • Corrosion inhibition: corrosion inhibitor in industrial systems
  • Electroplating: brightener in electroplating baths
  • Intermediate: feedstock for dyes and copper-8-quinolinate fungicide
Physical Properties
Melting Point
76 °C
Boiling Point
267 °C at 760 mmHg
Density
1.034 at 209 °C
Solubility
< 1 mg/mL at 16 °C
Vapor Pressure
0.0016
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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HS / Tariff Classification
Harmonized System (HS) Code — 6-digit international heading
2933 . 49
Chapter 29
Organic chemicals
Heading 29.33
Internationally harmonized (WCO HS)
Subheading 2933.49
6-digit international code — national tariff line adds further digits
Chemical Identity
CAS Number
148-24-3
Molecular Formula
C9H7NO
Molecular Weight
145.16 g/mol
IUPAC Name
quinolin-8-ol
INCI Name
OXYQUINOLINE
PubChem CID
InChI Key
MCJGNVYPOGVAJF-UHFFFAOYSA-N
Synonyms & Trade Names
8-HYDROXYQUINOLINE quinolin-8-ol 8-quinolinol Oxyquinoline Oxine Quinophenol Oxychinolin Phenopyridine 8-Quinol Bioquin Tumex Oxin Oxybenzopyridine Hydroxybenzopyridine 8-Oxyquinoline 1-Azanaphthalene-8-ol 8-Hydroxychinolin 8-Chinolinol 8-Hydroxy-chinolin
Full Description

8-Hydroxyquinoline sulfate (oxyquinoline sulfate, CAS 148-24-3) is the sulfate salt of 8-hydroxyquinoline, a metal-chelating heterocyclic compound. Industrial uses include service as a chelating agent and analytical reagent for metal precipitation and separation, a corrosion inhibitor, a hydrogen-peroxide stabilizer, a stabilizer in nylon, a brightener in electroplating baths, and an intermediate for dyes and metal-chelate fungicides.

Frequently Asked Questions

What is oxyquinoline sulfate used for?

8-Hydroxyquinoline sulfate (oxyquinoline sulfate, CAS 148-24-3) is a metal-chelating heterocyclic compound used as a chelating and analytical reagent for metal precipitation/separation, a corrosion inhibitor, a hydrogen-peroxide and nylon stabilizer, an electroplating-bath brightener, and an intermediate for dyes and metal-chelate fungicides.

What is another name for oxyquinoline sulfate?

It is the sulfate salt of 8-hydroxyquinoline and is also written as 8-hydroxyquinoline sulfate or oxine sulfate, under CAS 148-24-3.

How is oxyquinoline sulfate used as a chelating agent?

The 8-hydroxyquinoline structure binds metal ions to form stable chelates, which is exploited for metal precipitation and separation in analytical work, corrosion inhibition, and as a basis for copper-8-quinolinate fungicide intermediates.

What is the HS code for oxyquinoline sulfate?

Oxyquinoline sulfate is classified under HS heading 2933.49 (heterocyclic compounds with nitrogen hetero-atom). Confirm the national tariff subheading with your customs broker.

What bulk packaging and documentation does RawSource provide?

We supply oxyquinoline sulfate in fiber drums and bulk to industrial users, each shipment with a CoA and SDS. The base 8-hydroxyquinoline carries UN2811; provide your grade and volume for a compliant bulk quote.

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.