摘 要: | Thedevelopmentofnewandeffcientsyntheticmethodologiesfortheselectiveintroductionoffluorine-c0ntaininggroupintoorganicmoleculesiscurrentlyofconsiderableinterestbecauseoftheiruniquebiologicalactivitiesinmedicineandagrochemicals.lThoughsomereportsonthesynthesisoffluoroalkylsubstitutedpyrazolesappearedinrecentyears2-synthesisof4-fluoroalkylsubstitutedpyrazolesisquitelimited3.Inacontinuousstudyonthesynthesisoffluorine-containingheterocycles,wefoundethyl3-fluoroalkyl-3-hal0acrylate4couldreactwithCH2…
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