77744-08-2Relevant academic research and scientific papers
Copper-catalyzed trifluoromethylation-initiated radical 1,2-aryl migration in α,α-diaryl allylic alcohols
Liu, Xiaowu,Xiong, Fei,Huang, Xuanping,Xu, Liang,Li, Pengfei,Wu, Xiaoxing
, p. 6962 - 6966 (2013)
Not only symmetrical, but also unsymmetrical α,α-diaryl allylic alcohols are employed as substrates in the title reaction. A number of arenes and even heteroarenes underwent radical 1,2-aryl migration ("neophyl rearrangement") to produce α-aryl β-trifluoromethyl ketones. The preferential migration of electron-deficient aryl groups over electron-rich ones in unsymmetrical substrates supports the radical mechanism, which was further confirmed by DFT calculations. Copyright
