反应详情

Oxalyl chloride (132 μL; 1.56 mmol; 3 eq.), Intermediate 30 (120 mg; 0.52 mmol; 1 eq.), Intermediate 2 (114 mg; 0.52 mmol, 1 eq.) and DIEA (268 μl; 1.56 mmol; 3 eq.) were reacted according to general procedure 2. Purification by column chromatography (c-hexane/ethyl acetate, 80/20) afforded the title compound as a yellow oil.

1. customPurification by column chromatography (c-hexane/ethyl acetate, 80/20)