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Synthesis 1997; 1997(3): 333-336
DOI: 10.1055/s-1997-1184
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The Addition Reaction of Iododifluoromethylated Compounds with Alkenes or Alkynes: A General Method of Synthesizing Functionalized gem-Difluoroalkanes

An-Rong Li, Qing-Yun Chen*
  • *Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Fenglin Lu, Shanghai 200032, People’s Republic of China, Fax +86(21)64166128; E-mail chenqy@pub.sioc.ac.cn
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Publication Date:
31 December 2000 (online)

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1,1-Difluoro-1,3-diiodoheptane (1) and 4,4-difluoro-4-iodobutyronitrile (4) derived from difluorodiiodomethane reacted with alkenes or alkynes in the presence of sodium dithionite and sodium bicarbonate at room temperature to afford the various CF2-containing compounds in good yields.

functionalized gem-difluoroalkanes - difluorodiiodomethane - alkenes - alkynes - sodium dithionite

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