The invention relates to processes for preparing isoindolin-1-one derivatives, and in particular processes for preparing (2S,3S)-3-(4-chlorophenyl)-3-[(1R)-1-(4-chlorophenyl)-7-fluoro-5-[(1S)-1-hydroxy-1- (oxan-4-yl)propyl]-1-methoxy-3-oxo-2,3-dihydro-1H-isoindol-2-yl]-2-methylpropanoic acid. The invention also relates to crystalline forms of the compound (2S,3S)-3-(4-chlorophenyl)-3-[(1R)-1-(4- chlorophenyl)-7-fluoro-5-[(1S)-1-hydroxy-1-(oxan-4-yl)propyl]-1-methoxy-3-oxo-2,3-dihydro-1H- isoindol-2-yl]-2-methylpropanoic acid and its salts.
该发明涉及制备
异吲哚啉-1-酮衍
生物的方法,特别是制备(2S,3S)-3-(4-
氯苯基)-3-[(1R)-1-(4-
氯苯基)-7-
氟-5-[(1S)-1-羟基-1-(氧戊-4-基)丙基]-1-甲氧基-3-酮基-2,3-二氢-
1H-异吲哚-2-基]-2-甲基
丙酸的方法。该发明还涉及化合物(2S,3S)-3-(4-
氯苯基)-3-[(1R)-1-(4-
氯苯基)-7-
氟-5-[(1S)-1-羟基-1-(氧戊-4-基)丙基]-1-甲氧基-3-酮基-2,3-二氢-
1H-异吲哚-2-基]-2-甲基
丙酸及其盐的晶型形式。