Acta Chimica Sinica ›› 2003, Vol. 61 ›› Issue (10): 1641-1645. Previous Articles     Next Articles

Original Articles

烯胺与全卤代氟卤乙烷的亲卤反应研究——一种β-CF_3取代的α,β不饱和酮的合成法

孙小玲;李兴亚;蒋锡夔;傅伟敏   

  1. 上海应用技术学院;中国科学院上海有机化学研究所
  • 发布日期:2003-10-15

Novel Reactions of Enamines with Perhaloethanes: A Facile Route to β-CF_3 Substituted α, β-Unsaturated Ketones

Sun Xiaoling;Li Xingya;Jiang Xikui;Fu Wimin   

  1. Shanghai Institute of Technology;Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences
  • Published:2003-10-15

Enamines react spontaneously with CF_3CXYZ (X, Y, Z = Cl, Br) without UV irradiation or initiators,and form Z-isomers of β-CF_3 substituted a , β-unsaturated ketones as major products in 50% yields. The reaction may proceed via radical intermediates which is initiated by electron transfer.

Key words: ENAMINES, ETHANE P, HALOHYDROCARBON, CHARGE TRANSFER REACTION, FREE RADICAL REACTION

CLC Number: