5-amino-6-fluoro-1,3-dimethyl-1,3-dihydro-2H-benzimidazol-2-one 、 ethyl 3-ethoxy-2-[(ethoxycarbonyl)carbamoyl]acrylate 在
crude product 、 silica gel 、 methanol-dichloromethane 作用下,
以to obtain 437 mg (36% of theory) of the title compound的产率得到ethyl 1-(6-fluoro-1,3-dimethyl-2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
参考文献:
名称:
BICYCLICALLY SUBSTITUTED URACILS AND THE USE THEREOF
Bicyclically substituted uracils and the use thereof
申请人:Bayer Pharma Aktiengesellschaft
公开号:US10300062B2
公开(公告)日:2019-05-28
The present application relates to novel bicyclically substituted uracil derivatives, to processes for preparation thereof, to the use thereof alone or in combinations for treatment and/or prophylaxis of diseases, and to the use thereof for production of medicaments for treatment and/or prophylaxis of diseases.