8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione

Base Information

• Chemical Name: 8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione
• CAS No.: 775294-06-9
• Molecular Formula: C₁₄H₇F₇N₄O₂S
• Molecular Weight: 428.29
• Mol file: 775294-06-9.mol

Synonyms:8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione

Chemical Property of 8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

Useful:

Technology Process of 8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione

There total 1 articles about 8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione 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: 69.0%

6-amino-1-(4-fluoro-phenyl)-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one + hexafluoroacetone ethoxycarbonylimine (19846-30-1) → 8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione (775294-06-9)

Guidance literature:

6-amino-1-(4-fluoro-phenyl)-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one; hexafluoroacetone ethoxycarbonylimine; In N,N-dimethyl-formamide; at 20 ℃; for 1h;

With triethylamine; In N,N-dimethyl-formamide; at 90 - 100 ℃; for 5h;

DOI:10.1007/s11172-005-0439-5

Reference yield: 75.0%

8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione (775294-06-9) + benzyl chloride (100-44-7) → 7-benzylsulfanyl-8-(4-fluorophenyl)-4,4-bis(trifluoromethyl)-1,2,3,4,5,8-hexahydropyrimido[4,5-d]pyrimidine-2,5-dione

Guidance literature:

With triethylamine; In N,N-dimethyl-formamide; at 20 ℃; for 12h;

DOI:10.1007/s11172-005-0439-5

Reference yield: 74.0%

8-(4-fluorophenyl)-7-thioxo-4,4-bis(trifluoromethyl)-4,6,7,8-tetrahydro-1H,3H-pyrimido[4,5-d]pyrimidine-2,5-dione (775294-06-9) + chloroacetic acid ethyl ester (105-39-5) → ethyl {[1-(4-fluorophenyl)-4,7-dioxo-5,5-bis(trifluoromethyl)-1,4,5,6,7,8-hexahydropyrimido[4,5-d]pyrimidin-2-yl]sulfanyl}acetate

Guidance literature:

With triethylamine; In N,N-dimethyl-formamide; at 20 ℃; for 12h;

DOI:10.1007/s11172-005-0439-5

upstream raw materials:

hexafluoroacetone ethoxycarbonylimine