2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide

Base Information

• Chemical Name: 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide
• CAS No.: 1380545-59-4
• Molecular Formula: C₂₀H₁₄ClN₅O₄S₂
• Molecular Weight: 487.947
• Mol file: 1380545-59-4.mol

Synonyms:2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide

Chemical Property of 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide

There total 3 articles about 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)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: 99.0%

4-(N,N-dimethylamino)pyridinium 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamidate (1380545-60-7) → 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide (1380545-59-4)

Guidance literature:

With toluene-4-sulfonic acid; In ethanol; at 20 ℃; for 1h;

DOI:10.1007/s00706-012-0732-6

Reference yield:

2,4-dichloro-5-(carbazoyl)benzenesulfonamide (18648-15-2) → 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide (1380545-59-4)

Guidance literature:

Multi-step reaction with 4 steps

1: acetic acid / Reflux

2: tetrabutylammomium bromide; potassium carbonate / water; acetonitrile / 24 h / 25 °C / Inert atmosphere

3: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / acetonitrile / 20 °C

4: toluene-4-sulfonic acid / ethanol / 1 h / 20 °C

With tetrabutylammomium bromide; potassium carbonate; toluene-4-sulfonic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In ethanol; water; acetic acid; acetonitrile;

DOI:10.1007/s00706-012-0732-6

Reference yield:

2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)benzenesulfonamide (1380545-54-9) → 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamide (1380545-59-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / acetonitrile / 20 °C

2: toluene-4-sulfonic acid / ethanol / 1 h / 20 °C

With toluene-4-sulfonic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In ethanol; acetonitrile;

DOI:10.1007/s00706-012-0732-6

upstream raw materials:

4-(N,N-dimethylamino)pyridinium 2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)-N-(pyrazine-2-carbonyl)benzenesulfonamidate

2-benzylthio-4-chloro-5-(1,3,4-oxadiazol-2-yl)benzenesulfonamide

2,4-dichloro-5-(carbazoyl)benzenesulfonamide