Phosphine-Relayed Aldehyde-Olefination and Aza-Wittig Reaction with 2,2,2-Trifluorodiazoethane
作者:Fa-Guang Zhang、Ning Lv、Yan Zheng、Jun-An Ma
DOI:10.1002/cjoc.201800158
日期:2018.8
Phosphine‐relayed olefination and aza‐Wittigreactions of readily available aldehydes with 2,2,2‐trifluorodiazoethane (CF3CHN2) have been realized. This protocol enables the facile construction of a series of trifluoromethylated alkenes and hydrazones in good to high yield under mild conditions.
Copper-triggered three-component reaction of CF<sub>3</sub>CHN<sub>2</sub>, nitriles, and aldehydes: highly diastereoselective synthesis of CF<sub>3</sub>-substituted oxazolines and vicinal amino alcohols
作者:Ai-Jie Cai、Yan Zheng、Jun-An Ma
DOI:10.1039/c5cc02749g
日期:——
A novel, three-component C‒C, C‒N and C‒O bonds forming reaction is described. In the presence of 20 mol% CuO, this condensation reaction of CF3CHN2, nitriles, and aldehydes proceeds to afford...