174415-89-5Relevant academic research and scientific papers
A new one-step synthesis of functionalized fulvenes
Himeda, Yuichiro,Ueda, Ikuo,Hatanaka, Minoru
, p. 71 - 72 (1996)
Functionalized fulvenes were prepared in a single operation by condensation of allylidenetriphenylphosphoranes and 1,2-diacyl-acetylenes.
[3 + 2] Annulation of Allylidenetriphenylphosphorane with 1,2-Diacylethylenes and 1,2-Diacylacetylenes: A One-Step Synthesis of Tri- and Tetrasubstituted Cyclopentadienes and Fulvenes
Himeda, Yuichiro,Yamataka, Hiroshi,Ueda, Ikuo,Hatanaka, Minoru
, p. 6529 - 6538 (2007/10/03)
Allylidenetriphenylphosphoranes underwent [3 + 2] annulation with 1,2-diacylethylenes at room temperature to give cyclopentadienes 11-17 having various substituents except for (Z)-3-acetylacrolein (18) which gave cyclohexadiene 19 derived from [3 + 3] ann
