甲醇 、 (E)-5,7-difluoro-2,3-dihydro-2,2-dimethyl-6-(3-methylindol-7-yl)-1H-quinolin-4-one O-(1-ethoxycarbonyl-1-methyl)ethyl oxime 在
sodium tetrahydroborate 、
氯化铵 作用下,
生成
(E)-5,7-difluoro-2,3-dihydro-2,2-dimethyl-6-(3-methylindol-7-yl)-1H-quinolin-4-one O-(1-methoxycarbonyl-1-methyl)ethyl oxime