A diastereoselective synthesis process for the preparation of an enantiomer of 6-[amino(4-chlorophenyl)(1-methyl-1 H-imidazol-5-yl)methyl]-4-(3-chlorophenyl)-1-methyl-2(1H)-quinolinone which comprises the conversion of (±)-6-[chloro(4 -chlomphenyl)(I-methyl-1H-imidazol-5-yl)methyl]-4-(3-chlorophenyl)-1-methyl2(IH)-quinolinone into a compound of formula (VIII) wherein aryl is phenyl substituted once or twice with C
1-6
alkyloxy or naphtalenyl substituted once or twice with C
1-6
alkyloxy.
一种对映异构体的对映选择性合成过程,用于制备6-[
氨基(4-
氯苯基)(
1-甲基-1H-咪唑-5-基)甲基]-4-(3-
氯苯基)-1-甲基-2(1H)-
喹啉酮的对映异构体,其包括将(±)-6-[
氯(4-
氯苯基)(
1-甲基-1H-咪唑-5-基)甲基]-4-(3-
氯苯基)-1-甲基2(1H)-
喹啉酮转化为化合物(VIII),其中芳基是苯基,一次或两次用C1-6烷氧基取代,或者是
萘基,一次或两次用C1-6烷氧基取代。