5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione

Base Information

• Chemical Name: 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione
• CAS No.: 832146-82-4
• Molecular Formula: C₁₅H₉N₃O₃S
• Molecular Weight: 311.321

Synonyms:5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione

Chemical Property of 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione

Chemical Property:

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Technology Process of 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione

There total 2 articles about 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione 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: 53.0%

5-methyl-2-thiouracil (636-26-0) + 3,4-dichloro-1-phenyl-1H-pyrrole-2,5-dione (3876-05-9) → 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione (832146-82-4)

Guidance literature:

With triethylamine; In 1,4-dioxane; at 100 ℃; for 5h;

DOI:10.1023/B:COHC.0000023775.37226.f1

Reference yield:

5-methyl-2-thiouracil (636-26-0) + 3,4-dichloro-1-phenyl-1H-pyrrole-2,5-dione (3876-05-9) → 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione (832146-82-4) + 5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,6-trione

Guidance literature:

With triethylamine; In 1,4-dioxane; at 35 - 45 ℃; Title compound not separated from byproducts;

DOI:10.1023/B:COHC.0000023775.37226.f1

Reference yield: 85.0%

5-methyl-2-phenyl-8-thia-2,3b,7-triaza-cyclopenta[a]indene-1,3,4-trione (832146-82-4) → N2-phenyl-6-methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidine-2-carboxamide

Guidance literature:

With triethylamine; In 1,4-dioxane; for 1h; Heating;

DOI:10.1023/B:COHC.0000023775.37226.f1

upstream raw materials:

5-methyl-2-thiouracil

3,4-dichloro-1-phenyl-1H-pyrrole-2,5-dione

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