反应详情

Oxalyl chloride (190 mg; 1.5 mmol; 3 eq.), Intermediate 36 (122 mg; 0.5 mmol; 1 eq.), Intermediate 23 (92 mg; 0.5 mmol, 1 eq.) and DIEA (194 mg; 1.5 mmol; 3 eq.) were reacted according to general procedure 2. Purification by column chromatography (c-hexane/ethyl acetate, 70/30) afforded the title compound as a white solid.

1. customPurification by column chromatography (c-hexane/ethyl acetate, 70/30)