4-Chloro-3-pyridinesulfonamide

Base Information

• Chemical Name: 4-Chloro-3-pyridinesulfonamide
• CAS No.: 33263-43-3
• Molecular Formula: C5H5ClN2O2S
• Molecular Weight: 192.626
• Hs Code.: 29333999
• European Community (EC) Number: 251-434-4
• UNII: QY6G99E6Q2
• DSSTox Substance ID: DTXSID50186904
• Nikkaji Number: J319.520A
• Wikidata: Q72458566
• Mol file: 33263-43-3.mol

Synonyms:4-Chloro-3-pyridylsulfonamide;

Chemical Property of 4-Chloro-3-pyridinesulfonamide

Chemical Property:

• Appearance/Colour: off-white to light beige powder
• Vapor Pressure: 5.46E-06mmHg at 25°C
• Melting Point: 150-155 °C
• Refractive Index: 1.592
• Boiling Point: 380.4 °C at 760 mmHg
• PKA: 9.01±0.60(Predicted)
• Flash Point: 183.9 °C
• PSA: 81.43000
• Density: 1.558 g/cm³
• LogP: 2.16350
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C
• Solubility.: DMSO (Slightly), Methanol (Slightly)
• Water Solubility.: soluble
• XLogP3: 0
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 191.9760263
• Heavy Atom Count: 11
• Complexity: 223

Purity/Quality:

99% ^*data from raw suppliers

4-Chloro-3-pyridinesulfonamide ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 36/37/38-22
• Safety Statements: 36/37

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CN=CC(=C1Cl)S(=O)(=O)N
• Uses: 4-Chloro-3-pyridinesulfonamide is a building block that has been used as a reactant for the preparation of heterocyclic 4-substituted pyridine-3-sulfonamide derivatives as inhibitors of four isoforms of zinc enzyme carbonic anhydrase.

Technology Process of 4-Chloro-3-pyridinesulfonamide

There total 4 articles about 4-Chloro-3-pyridinesulfonamide 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:

4-chloro-pyridine-3-sulfonyl chloride (33263-44-4) → 4-chloropyridine-3-sulphonamide (33263-43-3)

Guidance literature:

With ammonium hydroxide;

DOI:10.1021/jm00073a025

Reference yield:

4-hydroxypyridine-3-sulfonic acid (51498-37-4) → 4-chloropyridine-3-sulphonamide (33263-43-3)

Guidance literature:

Multi-step reaction with 2 steps

1: POCl₃, PCl₅

2: NH₄OH

With ammonium hydroxide; phosphorus pentachloride; trichlorophosphate;

DOI:10.1021/jm00073a025

Reference yield:

pyridin-4-ol (626-64-2,157061-69-3) → 4-chloropyridine-3-sulphonamide (33263-43-3)

Guidance literature:

Multistep reaction;

upstream raw materials:

pyridin-4-ol

4-chloro-pyridine-3-sulfonyl chloride

4-hydroxypyridine-3-sulfonic acid

Downstream raw materials:

(4-(cyclohexylamino)pyrid-3-yl)sulfonamide

4-Hexylamino-pyridine-3-sulfonic acid amide

4-(1-Ethynyl-cyclohexylamino)-pyridine-3-sulfonic acid amide

4-(3-Methyl-benzylamino)-pyridine-3-sulfonic acid amide

Refernces

• 1、 -. "Process for the preparation of chloropyridine sulphonic acid chlorides". . . Retrieved 2008/06/13.
• 2、 Delarge. "Chemistry and pharmacological properties of the pyridine-3-sulfonylurea derivative torasemide.". . p. 144 - 150. Retrieved 2007/10/02.