2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

Base Information

Chemical Name:2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione
CAS No.:139495-79-7
Molecular Formula:C₂₅H₂₆FN₅O₃
Molecular Weight:463.512
Hs Code.:

Synonyms:2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

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Chemical Property of 2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

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Technology Process of 2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

There total 7 articles about 2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)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: 74.0%

: 139495-83-3
N-(benzyloxy)-1-cyclopropyl-5-fluoro-6-(4-methyl-1-piperazinyl)-2-benzimidazole acetamide

: 530-62-1
1,1'-carbonyldiimidazole

: 139495-79-7
2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

Guidance literature:: With 1,8-diazabicyclo[5.4.0]undec-7-ene; In tetrahydrofuran; at 60 ℃; for 2h;
DOI:10.1021/jm00086a006

Reference yield:

: 109-01-3
1-methyl-piperazine

: 139495-79-7
2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

Guidance literature:: Multi-step reaction with 5 steps

1: 97 percent / triethylamine / 60 °C

2: H₂ / 5percent Pd/C / methanol

3: 42 percent / dimethylformamide / 1.5 h / 50 °C

4: 41 percent / H₂O; ethanol / 72 h / 50 °C

5: 74 percent / DBU / tetrahydrofuran / 2 h / 60 °C

With hydrogen; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; palladium on activated charcoal; In tetrahydrofuran; methanol; ethanol; water; N,N-dimethyl-formamide;
DOI:10.1021/jm00086a006

Reference yield:

: 578-28-9
1-Chloro-2,5-difluoro-4-nitrobenzene

: 139495-79-7
2-(Benzyloxy)-5-cyclopropyl-8-fluoro-7-(4-methyl-1-piperazinyl)1H pyrimido[1,6-a]benzimidazole-1,3(2H,5H)dione

Guidance literature:: Multi-step reaction with 6 steps

1: 80 percent / triethylamine / Ambient temperature

2: 97 percent / triethylamine / 60 °C

3: H₂ / 5percent Pd/C / methanol

4: 42 percent / dimethylformamide / 1.5 h / 50 °C

5: 41 percent / H₂O; ethanol / 72 h / 50 °C

6: 74 percent / DBU / tetrahydrofuran / 2 h / 60 °C

With hydrogen; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; palladium on activated charcoal; In tetrahydrofuran; methanol; ethanol; water; N,N-dimethyl-formamide;
DOI:10.1021/jm00086a006