Methyl 2-(5-chloro-3-((1-(2,3-difluorobenzyl)-6-oxo-1,6-dihydropyridin-3-yl)methyl)-2-methyl-1H-indol-1-yl)acetate 、
单水氢氧化锂 在
crude product 、 Acetonitrile ethanol 作用下,
以to give fluffy white crystals (0.181 g, 62% yield)的产率得到2-(5-chloro-3-((1-(2,3-difluorobenzyl)-6-oxo-1,6-dihydropyridin-3-yl)-methyl)-2-methyl-1H-indol-1-yl)acetic acid