<正> Halogenation of the potassium or silver salts of bis(trifluoromethanesulfonyl)methane (CF3SO2)2CH2 and its cyclo analogues 1 with N-fluoro-bis(trifluoromethanesulfonyl)imine [(CF3SO2)2-NF], chlorine or bromine gave good yields of the corresponding α-halo disulfone (CF3SO2)2CHX and cyclo analogues 9, 10. The chemical transformation of these fluorinated α-halo-disulfones are described.
【英文摘要】
Halogenation of the potassium or silver salts of bis(trifluoromethanesulfonyl)methane (CF3SO2)2CH2 and its cyclo analogues 1 with N-fluoro-bis(trifluoromethanesulfonyl)imine [(CF3SO2)2-NF], chlorine or bromine gave good yields of the corresponding α-halo disulfone (CF3SO2)2CHX and cyclo analogues 9, 10. The chemical transformation of these fluorinated α-halo-disulfones are described.
【基金】
Project (No. 29632003 and No. 29672041) supported by the National Natural Science Foundation of China.
【分类号】
O621
【正文快照】
Introduetion Compounds eontaining two geminal sulfo理1 groups are interesting.1 Studies havedevel叩ed mainly in two direetions,the first 15 investigation of their thermodynainie orkinetie acidity and the formation,stability and reaetivity of the eorresPon
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