Acta Chimica Sinica ›› 1990, Vol. 48 ›› Issue (2): 162-167. Previous Articles     Next Articles

Original Articles

氟烷基化和氟烷氧基化的研究 31. cd型阴服离子存在下烯烃的氟烷基化反应

陈庆云;陈明芳;朱蓉仙   

  1. 中国科学院上海有机化学研究所
  • 发布日期:1990-02-15

Studies on fluoroalkylation and fluoroalkoxylation 31:the reaction of perfluoroalkyl iodides with olefins induced by capto-dative anions

CHEN QINGYUN;CHEN MINGFANG;ZHU RONGXIAN   

  • Published:1990-02-15

Fluoroalkyl captodative compounds, e.g., 4-MeOC6H4OCH2CF2CHF2 and Pr2NCH2CF3 are prepared Their anions induce the reaction of perfluoroalkyl iodides with olefins to give mainly fluoroalkenes. This reaction is accelerated by UV irradiation and partly suppressed by p-dinitrobenznene. Diallyl ether traps the radical intermediates to afford THF derivatives A single electron transfer mechanism is proposed.

Key words: IODINE COMPOUNDS, ALKENE, ADDITION REACTION, HALOTHANE P, ELECTRON TRANSFER REACTION, FLUOROALKYLATION, FLUOROALKOXYLATION

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