反应详情

The title compound 28g was prepared from compound 2 (249 mg, 1.00 mmol), tert-butyl bromoacetate (215 mg, 1.10 mmol) and potassium carbonate (276 mg, 2.00 mmol) in a manner similar to that described for 28d in 99.0% (360 mg) yield as a pale-yellow solid.

1. customyield as a pale-yellow solid