6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide

Base Information

• Chemical Name: 6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide
• CAS No.: 691357-06-9
• Molecular Formula: C₁₆H₁₂F₂N₂O₃S
• Molecular Weight: 350.346

Synonyms:6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide

Chemical Property of 6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide

Chemical Property:

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Technology Process of 6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide

There total 2 articles about 6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide 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: 39.0%

1-[(4-methoxyphenyl)thio]acetone (25784-84-3) + 5,6-difluorobenzofuroxan (171111-70-9) → 6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide (691357-06-9)

Guidance literature:

With ammonia; In methanol; at 20 ℃; for 2h;

DOI:10.1016/j.ejmech.2003.11.008

Reference yield:

4-Methoxybenzenethiol (696-63-9) → 6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide (691357-06-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 95 percent / pyridine / 1 h / 100 °C

2: 39 percent / ammonia / methanol / 2 h / 20 °C

With pyridine; ammonia; In methanol; 2: Beirut reaction;

DOI:10.1016/j.ejmech.2003.11.008

Reference yield: 82.0%

6,7-difluoro-2-(4-methoxy-phenylsulfanyl)-3-methyl-quinoxaline 1,4-dioxide (691357-06-9) → 6,7-difluoro-2-(4-methoxy-benzenesulfonyl)-3-methyl-quinoxaline 1,4-dioxide

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In chloroform; at 20 ℃; for 5h;

DOI:10.1016/j.ejmech.2003.11.008

upstream raw materials:

1-[(4-methoxyphenyl)thio]acetone

5,6-difluorobenzofuroxan

4-Methoxybenzenethiol

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