t-BuONa-Mediated Transition-Metal-Free Autoxidation of Diarylmethanes to Ketones

Jiang‐Sheng Li, Fan Yang, Qian Yang, Zhiwei Li, Guoqin Chen, Yu‐Dong Da, Peng‐Mian Huang, Chao Chen, Yue‐Fei Zhang, Lingzhi Huang

Synlett · 2017 · 28 citations · 0 references

Concepts

Abstract

Autoxidative <i>sp<sup>3</sup> </i> C–H transformation of diarylmethanes has been demonstrated using O<sub>2</sub>-mediation by <i>t</i>-BuONa. This protocol enables an alternative route for the access to diaryl ketones from benzyl derivatives in good to excellent yields under mild reaction conditions, without transition metal catalysts or additional chemical oxidants.