Preparation of bis(polyfluoroalkyl)cyclopentadienes, new highly fluorophilic ligands for fluorous biphase catalysis

被引:43
作者
Bríza, T
Kvícala, J
Paleta, O
Cermák, J
机构
[1] Inst Chem Technol Prague, Dept Organ Chem, Prague 16628 6, Czech Republic
[2] Acad Sci Czech Republ, Inst Chem Proc Fundamentals, Prague 16502 6, Czech Republic
关键词
fluorous; fluorophilic; fluorocyclopentadiene; bis(polyfluoroalkyl)cyclopentadiene; fluoroalkyl triflate; (perfluoroalkyl)ethyl triflate;
D O I
10.1016/S0040-4020(02)00212-0
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Bis[2-(perfluoroalkyl)ethyl]cyclopentadienes were synthesized from lithium [2- (perfluoroalkyl)ethyl]cyclopentadienides and 2-(perfluoroalkyl) ethyl triflates as mixtures of four regioisomers, structure of which was determined by H-1 and C-13 NMR spectroscopy. 2-(Perfluoroatkyl)ethyl triflates are useful fluorinated building blocks that can be employed in the synthesis of functionalised polyfluorinated substances. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:3841 / 3846
页数:6
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