(R)-ethyl 1-(4-chloro-3-(trifluoromethyl)benzoyl)-5-isothiocyanato-2-methyl-1,2,3,6-tetrahydropyridine-4-carboxylate 、
cis-4-aminocyclohexylacetic acid ethyl ester hydrochloride 在
1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下,
以
乙腈 为溶剂,
反应 6.0h,
生成 ethyl 2-((cis)-4-((R)-7-(4-chloro-3-(trifluoromethyl)benzoyl)-6-methyl-4-oxo-2-thioxo-1,2,5,6,7,8-hexahydropyrido[3,4-d]pyrimidin-3(4H)-yl)cyclohexyl)acetate