反应详情

Oxalyl chloride (123 μL; 1.45 mmol; 3 eq.), Intermediate 29 (120 mg; 0.48 mmol; 1 eq.), Intermediate 2 (106 mg; 0.48 mmol, 1 eq.) and DIEA (250 μL; 1.45 mmol; 3 eq.) were reacted according to general procedure 2. Purification by column chromatography c-hexane/ethyl acetate, 95/5) afforded the title compound as a yellow oil.

1. customPurification by column chromatography c-hexane/ethyl acetate, 95/5)