Pyridine-4-Sulfonic Acid

Name: Pyridine-4-Sulfonic Acid
Brand: Vaqora Chemicals
SKU: VQ-051150

About Pyridine-4-Sulfonic Acid

Listed under CAS 5402-20-0, Pyridine-4-Sulfonic Acid is a pyridine derivative available from Vaqora Chemicals. Formula C5H5NO3S, molecular weight 159.17 g/mol. It is also known as 4-Pyridinesulfonic acid or Pyridine-4-sulphonic acid.

Store in a tightly closed container in a cool, dry and well-ventilated place. Good laboratory practice and suitable PPE are recommended during handling.

Key uses span organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Pyridine-4-Sulfonic Acid in 100 mg, 250 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Pyridine-4-Sulfonic Acid
Catalogue No.	VQ-051150
CAS Number	5402-20-0
IUPAC name	pyridine-4-sulfonic acid
Molecular formula	C₅H₅NO₃S
Molecular weight	159.17 g/mol
Exact mass	158.999
HSN code	2933
InChIKey	PTWLOSARXIJRRJ-UHFFFAOYSA-N
SMILES	C1=CN=CC=C1S(=O)(=O)O
PubChem CID	221127

Physical properties
Physical form	Other
LogP (XLogP3)	-0.4
H-bond donors / acceptors	1 / 4
TPSA	75.6 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Pyridine-4-Sulfonic Acid?

The CAS Registry Number of Pyridine-4-Sulfonic Acid is 5402-20-0. It is also known as 4-Pyridinesulfonic acid, Pyridine-4-sulphonic acid, pyridine, 4-sulpho-.

What is the molecular formula and molecular weight of Pyridine-4-Sulfonic Acid?

Pyridine-4-Sulfonic Acid has the molecular formula C5H5NO3S and a molecular weight of 159.17 g/mol. Its IUPAC name is pyridine-4-sulfonic acid.

Which grade and pack sizes of Pyridine-4-Sulfonic Acid can I order?

We supply Pyridine-4-Sulfonic Acid, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pyridine-4-Sulfonic Acid?

Yes. Every lot of Pyridine-4-Sulfonic Acid is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Pyridine-4-Sulfonic Acid be shipped internationally?

Yes. We export Pyridine-4-Sulfonic Acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.