2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

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Chemical Name:2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one
CAS No.:1137869-50-1
Molecular Formula:C₁₃H₁₅ClF₂N₄O
Molecular Weight:316.738
Hs Code.:

Synonyms:2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

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Chemical Property of 2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

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Technology Process of 2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

There total 3 articles about 2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-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: 62.0%

: ethyl 4-((2-chloro-5-nitropyrimidin-4-yl)(cyclohexyl)amino)-3,3-difluoro-2-oxobutanoate

: 1137869-50-1
2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

Guidance literature:: ethyl 4-((2-chloro-5-nitropyrimidin-4-yl)(cyclohexyl)amino)-3,3-difluoro-2-oxobutanoate; With iron; acetic acid; at 0 ℃; for 0.166667h;

With hydrogenchloride; In water; at 0 - 60 ℃;

With sodium hydroxide; water; In ethyl acetate; at 0 ℃;

Reference yield:

: 1137869-49-8
3-[(2-chloro-5-nitro-pyrimidin-4-yl)-cyclohexyl-amino]-2,2-difluoro-propionic acid ethyl ester

: 1137869-50-1
2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

Guidance literature:: With iron; acetic acid; at 80 ℃; for 2h;

Reference yield:

: 1137869-48-7
3-cyclohexylamino-2,2-difluoropropionic acid ethyl ester

: 1137869-50-1
2-chloro-9-cyclohexyl-7,7-difluoro-8,9-dihydro-5H-pyrimido[5,4-b][1,4]diazepin-6(7H)-one

Guidance literature:: Multi-step reaction with 2 steps

1: sodium hydrogencarbonate / ethyl acetate / 18 h / 0 - 20 °C

2: iron; acetic acid / 2 h / 80 °C

With iron; sodium hydrogencarbonate; acetic acid; In ethyl acetate;
DOI:10.1016/j.bmcl.2011.11.052