First synthesis of magnesacyclopentadienes from acetylenes by treatment with BuMgHlg in the presence of Zr complexes |
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| Authors: | U M Dzhemilev A G Ibragimov V A D’yakonov R A Zinnurova |
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| Institution: | (1) Institute of Petrochemistry and Catalysis, Russian Academy of Sciences, Ufa, 450075, Russia |
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| Abstract: | Treatment of internal acetylenes and allenes with BuMgHlg (Hlg = Cl, Br) in the presence of Cp2ZrCl2 selectively leads to the formation of substituted magnesacyclopenta-2,4-dienes and alkylidenemagnesacyclopentenes. |
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