反应详情

With 1.02 g of 3,5-dichloro-3-(2-methoxyphenyl)-1,3-dihydro-2H-indol-2-one and 530 mg of the compound obtained in Step 11-4 as starting materials, respectively 708 mg (Isomer A: colorless amorphous) and 501 mg (Isomer B: colorless amorphous) of two species of diastereoisomers of the title compound were obtained by a similar method to Step 4-2.