4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine

Base Information

• Chemical Name: 4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine
• CAS No.: 220966-83-6
• Molecular Formula: C₁₄H₁₃NO₃S₃
• Molecular Weight: 339.46

Synonyms:4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine

Chemical Property of 4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine

Chemical Property:

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Technology Process of 4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine

There total 2 articles about 4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine 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: 83.0%

4-methyl-3-methylthio-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine (220966-75-6) → 4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine (220966-83-6)

Guidance literature:

With dihydrogen peroxide; acetic acid; In chloroform; for 24h;

DOI:10.1002/jhet.5570350639

Reference yield:

3,5-dimethyl-6-methylthio-1,1-dioxo-2-phenyl-1,2-thiazine-4-carbaldehyde (190202-08-5) → 4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine (220966-83-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 59 percent / sulfur, Et₃N / dimethylformamide / 2 h / Ambient temperature

2: 83 percent / 33 percent aq. H₂O₂, AcOH / CHCl₃ / 24 h

With dihydrogen peroxide; sulfur; acetic acid; triethylamine; In chloroform; N,N-dimethyl-formamide;

DOI:10.1002/jhet.5570350639

Reference yield: 45.0%

4-methyl-3-methylsulfinyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine (220966-83-6) → 4-methyl-3-methylsulfonyl-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine

Guidance literature:

With dihydrogen peroxide; acetic acid; In chloroform; for 8h; Heating;

DOI:10.1002/jhet.5570350639

upstream raw materials:

4-methyl-3-methylthio-2,2-dioxo-1-phenyl-1H-thieno<3,4-c><1,2>thiazine

3,5-dimethyl-6-methylthio-1,1-dioxo-2-phenyl-1,2-thiazine-4-carbaldehyde

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