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4-Hydroxypyridine-3-sulfonic Acid

4-Hydroxypyridine-3-sulfonic Acid

CAS Number: 51498-37-4

Molecular Formula: C5H5NO4S

Purity: 4-Hydroxypyridine-3-sulfonic Acid 98% purity

4-Hydroxypyridine-3-sulfonic acid supplierbuy 4-hydroxypyridine-3-sulfonic acidpharmaceutical grade 4-hydroxypyridine-3-sulfonic acid4-hydroxypyridine-3-sulfonic acid pricetorsemide intermediate synthesiswholesale 51498-37-4 chemical supply

About 4-Hydroxypyridine-3-sulfonic Acid

4-Hydroxypyridine-3-sulfonic acid (CAS 51498-37-4) acts as a pivotal building block within the API intermediates market, primarily utilized for the synthesis of Torsemide and other pyridine-based diuretics where high purity fine chemicals (Pharma/API purity 99% | General Industry purity 98%) are essential for meeting s...

4-Hydroxypyridine-3-sulfonic Acid Specifications

CAS Number
51498-37-4
Molecular Formula
C5H5NO4S
Molecular Weight
175.16 g/mol
IUPAC Name
4-oxo-1H-pyridine-3-sulfonic acid
Canonical SMILES
C1=CNC=C(C1=O)S(=O)(=O)O
InChI Key
AZRCSTMIVMQIPR-UHFFFAOYSA-N
InChI
1S/C5H5NO4S/c7-4-1-2-6-3-5(4)11(8,9)10/h1-3H,(H,6,7)(H,8,9,10)
PubChem CID
3016673
EINECS Number
257-243-2
MDL Number
MFCD02093473
HSN No
2933399200

4-Hydroxypyridine-3-sulfonic Acid FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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