反应详情

A procedure similar to that described in Example 2 was repeated, except that 1.55 g of 3-(N-methyl-N-phenylamino)-2-hydroxypropylamine (prepared as described in Preparation 90), 1.6 g of 5-[4-(2-oxopropoxy)benzyl]-thiazolidine-2,4-dione, 0.4 g of sodium cyanoborohydride and 50 ml of anhydrous methanol were used, to give 1.39 g of the title compound, melting at 115° C. to 125° C.