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pyridine-3-sulfonic acid

C5H5NO3S

CAS636-73-7

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Identification

CAS Number: 636-73-7
EC Number: 211-265-9
UN Number: 2585
PubChem CID: 69468

Physical-chemical properties

Molecular Formula: C5H5NO3S
Molar Mass: 159.17 g/mol
IUPAC Name: pyridine-3-sulfonic acid

Chemical Identifiers

InChI: InChI=1S/C5H5NO3S/c7-10(8,9)5-2-1-3-6-4-5/h1-4H,(H,7,8,9)
InChI Key: DVECLMOWYVDJRM-UHFFFAOYSA-N

Overview

pyridine-3-sulfonic acid (CAS: 636-73-7) is a chemical compound widely used in industry. The molecular formula is C5H5NO3S. The molar mass is 159.17 g/mol.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number	2585
ADR Class	8
Packing Group	III
Tunnel Code	E
Proper Shipping Name	3-Pyridinsulfonsäure, freie Schwefelsäure <= 5 %, fest
Marine Pollutant	No

Frequently Asked Questions

What is pyridine-3-sulfonic acid?

pyridine-3-sulfonic acid (CAS 636-73-7) is a chemical substance with the formula C5H5NO3S used in various industrial applications.

What are the properties of pyridine-3-sulfonic acid?

pyridine-3-sulfonic acid has a molar mass of 159.17 g/mol. See the technical data above for more details.

How to store pyridine-3-sulfonic acid safely?

pyridine-3-sulfonic acid should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.

Is pyridine-3-sulfonic acid dangerous?

The hazard level of pyridine-3-sulfonic acid depends on the application. Always follow the safety instructions in the data sheet.

Where can I buy pyridine-3-sulfonic acid?

You can order pyridine-3-sulfonic acid (CAS 636-73-7) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.