反应详情

The title compound 26a was prepared from compound 76 (101 mg, 0.25 mmol), methyl chloroformate (21 μL, 0.28 mmol) and DIPEA (131 μL, 0.75 mmol) in a manner similar to that described for 25a in 98.2% (86 mg) yield as a yellow solid.

1. customyield as a yellow solid