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Synlett 2000; 2000(7): 0995-0996
DOI: 10.1055/s-2000-6679
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Preparation of 1,2-Dienes and 1,3-Dienes Assembling Three Units

Seijiro Matsubara* , Katsumi Ukai, Narihiro Toda, Kiitiro Utimoto, Koichiro Oshima
  • *Department of Material Chemistry, Graduate School of Engineering, Kyoto University, Yoshida, Sakyo, Kyoto 606-8501, Japan; Fax 75-753-4863; E-mail: matsubar@mc.kyoto-u.ac.jp
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Publikationsdatum:
31. Dezember 2000 (online)

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Whereas 2-iodozincio-1,3-alkadienes, prepared from gem-zinc compounds and 3-bromo-1-alkynes, react with organic halides to give 1,3-dienes, those give 1,2-alkaldien-5-ols selectively upon treatment with aldehydes.

zinc - coupling - dimetal - palladium - diene