反应条件
1: 9,9-dimethyl-4,5-bis(diphenyl-phosphino)xanthene; copper(l) chloride; sodium t-butanolate / tetrahydrofuran / 3 h / -20 °C / Inert atmosphere 2: dihydrogen peroxide; potassium hydrogencarbonate / tetrahydrofuran; ethanol; water / 2 h / 0 °C / Inert atmosphere View Scheme
参考文献
Sanz, Xavier; Lee, Graham M.; Pubill-Ulldemolins, Cristina; Bonet, Amadeu; Gulyas, Henrik; Westcott, Stephen A.; Bo, Carles; Fernandez, Elena
Organic and Biomolecular Chemistry, 2013 , vol. 11, # 40 p. 7004 - 7010