3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one

Base Information

• Chemical Name: 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one
• CAS No.: 1356190-37-8
• Molecular Formula: C₂₂H₁₄FN₅O₃S
• Molecular Weight: 447.449

Synonyms:3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one

Chemical Property of 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one

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Technology Process of 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one

There total 5 articles about 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one 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%

3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)thio]-1,2,3-triazolo[4,5-d]pyrimidine-7-one (1356190-25-4) → 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one (1356190-37-8)

Guidance literature:

With sodium tungstate; dihydrogen peroxide; In acetic acid; at 45 - 50 ℃; for 5h;

DOI:10.1080/10426507.2011.590169

Reference yield:

ethyl 5-amino-1-phenyl-1,2,3-triazole-4-carboxylate (20271-37-8) → 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one (1356190-37-8)

Guidance literature:

Multi-step reaction with 4 steps

1: triethylamine / hexachloroethane; acetonitrile / 3 h / 20 °C

2: dichloromethane / 20 °C / Inert atmosphere

3: sodium ethanolate; potassium carbonate / acetonitrile / 50 °C

4: sodium tungstate; dihydrogen peroxide / acetic acid / 5 h / 45 - 50 °C

With sodium tungstate; dihydrogen peroxide; sodium ethanolate; potassium carbonate; triethylamine; In dichloromethane; hexachloroethane; acetic acid; acetonitrile; 2: Aza-Wittig reaction;

DOI:10.1080/10426507.2011.590169

Reference yield:

4-Fluorothiophenol (371-42-6) → 3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)sulfonyl]-1,2,3-triazolo[4,5-d]pyrimidine-7-one (1356190-37-8)

Guidance literature:

Multi-step reaction with 2 steps

1: sodium ethanolate; potassium carbonate / acetonitrile / 50 °C

2: sodium tungstate; dihydrogen peroxide / acetic acid / 5 h / 45 - 50 °C

With sodium tungstate; dihydrogen peroxide; sodium ethanolate; potassium carbonate; In acetic acid; acetonitrile;

DOI:10.1080/10426507.2011.590169

upstream raw materials:

3,6-dihydro-3,6-diphenyl-5-[(p-fluorophenyl)thio]-1,2,3-triazolo[4,5-d]pyrimidine-7-one

4-Fluorothiophenol

ethyl 5-amino-1-phenyl-1,2,3-triazole-4-carboxylate

N-[4-(ethoxycarbonyl)-1-phenyl-1,2,3-triazol-5-yl]-N'-phenylcarbodiimide

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