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2-???-4-(2-??????)-1-??

2-???-4-(2-??????)-1-?? ??? ???

???(??):: 2-CHLORO-4-(2-FLUOROPHENYL)-1-BUTENE;Benzene, 1-(3-chloro-3-buten-1-yl)-2-fluoro-

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2-???-4-(2-??????)-1-?? ??

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1-?? 2-CHLORO-4-(2-CHLORO-6-FLUOROPHENYL)-1-BUTENE 2-CHLORO-4-(2-FLUOROPHENYL)-1-BUTENE 2-CHLORO-4-(2,4-DIFLUOROPHENYL)-1-BUTENE 2-CHLORO-4-(2,5-DIFLUOROPHENYL)-1-BUTENE