3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide

Base Information

• Chemical Name: 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide
• CAS No.: 1235406-63-9
• Molecular Formula: C₁₂H₇F₂N₃O₂S
• Molecular Weight: 295.269
• Mol file: 1235406-63-9.mol

Synonyms:3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide

Chemical Property of 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide

There total 3 articles about 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide 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: 98.0%

3-cyano-4-fluorobenzene-1-sulfonyl chloride (351003-23-1) + 2-amino-5-fluoropyridine (21717-96-4) → 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide (1235406-63-9)

Guidance literature:

3-cyano-4-fluorobenzene-1-sulfonyl chloride; 2-amino-5-fluoropyridine; With pyridine; In dichloromethane; at 20 ℃; for 3h;

With hydrogenchloride; In water; for 16h;

Reference yield: 18.0%

3-cyano-N-(2,4-dimethoxybenzyl)-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide → 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide (1235406-63-9)

Guidance literature:

With 2-(methylsulfonyl)ethyl alcohol; sodium hydride; In 1-methyl-pyrrolidin-2-one; at 20 ℃; for 18h;

Reference yield:

2,5-difluoropyridine (84476-99-3) → 3-cyano-4-fluoro-N-(5-fluoropyridin-2-yl)benzenesulfonamide (1235406-63-9)

Guidance literature:

Multi-step reaction with 3 steps

1.1: potassium carbonate / dimethyl sulfoxide / 72 h / 100 °C

2.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.83 h / -40 - 0 °C

2.2: 18 h / -40 - 20 °C

3.1: 2-(methylsulfonyl)ethyl alcohol; sodium hydride / 1-methyl-pyrrolidin-2-one / 18 h / 20 °C

With 2-(methylsulfonyl)ethyl alcohol; sodium hydride; potassium carbonate; lithium hexamethyldisilazane; In tetrahydrofuran; 1-methyl-pyrrolidin-2-one; dimethyl sulfoxide;

upstream raw materials:

3-cyano-4-fluorobenzene-1-sulfonyl chloride

2-amino-5-fluoropyridine

2,5-difluoropyridine

Downstream raw materials:

3-Cyano-N-(5-fluoropyridin-2-yl)-4-{[3-(1-methyl-1H-pyrazol-5-yl)biphenyl-4-yl]oxy}benzenesulfonamide