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Synlett 1995; 1995(11): 1145-1148
DOI: 10.1055/s-1995-5223
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Stereoselective and Convergent Route to Z-Enynes and Z-Trisubstituted Enediynes

Marcelo A. de Araújo* , João V. Comasseto1
  • *Instituto de Química, Universidade de São Paulo, Caixa Postal 26077 -CEP 05599-970, São Paulo, SP, Brasil
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Publikationsdatum:
31. Dezember 2000 (online)

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Easily prepared Z-1-butyltelluroenynes react with dilithium dimethyl cyanocuprates to give the corresponding Z-vinylic cuprates, which are captured with bromoalkynes leading to trisubstituted Z-enediynes.

Teluroenynes - enediynes - vinylcopper intermediates