Уважаемые форумчане, помогите, пожалуйста, скачать три статьи:
1) Takeo Konakahara and Yukio Takagi. Stereospecific synthesis of (E)-alkenylpyridines via α-silyl carbanion. Tetrahedron Letters, Volume 21, Issue 21, 1980, Pages 2073-2076.
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http://dx.doi.org/10.1016/S0040-4039(00)71490-0
2) Takeo Konakahara,* Hiromi Nishigaki, Atsuo Watanabe, and Kenji Sato. Stereospecific Synthesis of (E)- or (Z)-α-Stylbazole from 2-(Trimethylsilylmethyl)pyridine and Benzaldehyde Phenylhydrazones. Heterocycles, Volume 22, Issue 12 ( December, 1, 1984 ), Pages 2765-2768.
3) Francois Karabet, Barbara Heller, Karin Kortus, Günther Oehme. Photoaccelerated synthesis of 2-vinylpyridines from unsaturated nitriles and ethyne. Applied Organometallic Chemistry, 1995, Volume 9 Issue 8, Pages 651 - 656.
