反应详情

Following the general procedure of Example 52, but using 1.05 g (0.0028 mol) of the product of Example 51, 0.45 g (0.036 mol) of nicotinic acid and 0.36 g of triethylamine in 10 mL dimethylformamide and carrying out the reaction at 25°-30° C. for 48 hours, gave 0.5 g of the title compound as a yellow oil.

1. customthe reaction at 25°-30° C. for 48 hours