ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate

Base Information

• Chemical Name: ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate
• CAS No.: 80354-99-0
• Molecular Formula: C₂₄H₂₁N₃O₃
• Molecular Weight: 399.449

Synonyms:ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate

Chemical Property of ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate

Chemical Property:

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Technology Process of ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate

There total 9 articles about ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate 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: 73.0%

diazomethane (186581-53-3,908094-01-9,334-88-3) + ethyl 6-acetyl-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate (80354-98-9) → ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate (80354-99-0)

Guidance literature:

In diethyl ether; at 0 ℃; for 10h;

Reference yield: 60.0%

ethyl 6-acetyl-5-bromomethyl-5,8-dihydro-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate (82874-56-4) → ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate (80354-99-0)

Guidance literature:

With potassium carbonate; In acetone; for 2h; Heating;

Reference yield: 50.0%

ethyl 6-acetyl-5-chloromethyl-5,8-dihydro-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate (82874-52-0) → ethyl 5a-acetyl-4a,5a-dihydro-2,3-diphenyl-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate (80354-99-0)

Guidance literature:

With potassium carbonate; In acetone; for 2h; Heating;

upstream raw materials:

diazomethane

ethyl 6-acetyl-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate

ethyl 6-acetyl-5-chloromethyl-5,8-dihydro-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate

ethyl 6-acetyl-5-bromomethyl-5,8-dihydro-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate

Downstream raw materials:

ethyl (4aR*,5aR*,6S*)-5a-Acetyl-2,3-diphenyl-6-methoxy-4a,5a,6,7-tetrahydro-5H-cyclopropaimidazo<1,2-a>pyrimidine-4a-carboxylate

ethyl 5-acetoxy-7-acetyl-5,6-dihydro-2,3-diphenyl-9H-imidazo<1,2-a><1,3>diazepine-5-carboxylate

ethyl 5-acetoxymethyl-6-acetyl-5,8-dihydro-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate

ethyl 6-acetyl-8-benzyl-5-bromomethyl-5,8-dihydro-2,3-diphenylimidazo<1,2-a>pyrimidine-5-carboxylate

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