pyridine-3-sulfonic acid 1-oxide

Base Information

• Chemical Name: pyridine-3-sulfonic acid 1-oxide
• CAS No.: 5402-21-1
• Molecular Formula: C₅H₅NO₄S
• Molecular Weight: 175.165
• Mol file: 5402-21-1.mol

Synonyms:3-Pyridinesulfonicacid N-oxide; NSC 5083

Chemical Property of pyridine-3-sulfonic acid 1-oxide

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Density: 1.59g/cm³

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of pyridine-3-sulfonic acid 1-oxide

There total 3 articles about pyridine-3-sulfonic acid 1-oxide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

pyridine N-oxide (694-59-7) → Pyridin-3-sulfonsaeure-1-oxid (5402-21-1)

Guidance literature:

With sulfuric acid; mercury(II) sulfate; at 220 - 240 ℃;

Reference yield:

pyridine N-oxide (694-59-7) + sulfuric acid (7664-93-9) + sulfur trioxide (7446-11-9) + mercury(II) sulfate → pyridine-2-sulfonic acid N-oxide (28789-68-6) + Pyridin-3-sulfonsaeure-1-oxid (5402-21-1) + 1-oxy-pyridine-4-sulfonic acid (5402-22-2)

Guidance literature:

at 230 ℃;

Reference yield:

→ Pyridin-3-sulfonsaeure-1-oxid (5402-21-1)

Guidance literature:

Pyridin-N-oxid, HgSO4/H2SO4;

DOI:10.1007/BF00472321

upstream raw materials:

pyridine N-oxide

sulfuric acid

sulfur trioxide

Refernces

• 1、 -. "Production of pyridine-3-sulfonic acid". . . Retrieved 2008/06/13.