phenyl N-(3-methylisoquinolin-5-yl)carbamate 、
(4R)-7-chloro-2-(difluoromethyl)-2-methylchroman-4-amine D-tartaric acid 在
potassium phosphate 、
N,N-二异丙基乙胺 作用下,
以
甲基叔丁基醚 、
乙腈 为溶剂,
生成 N-[(4R)-7-chloro-2-(difluoromethyl)-2-methyl-3,4-dihydro-2H-chromen-4-yl]-N'-(3-methylisoquinolin-5-yl)urea