Transition-metal-catalyzed rearrangement of 5-alkynals to gamma-alkynylketones and 1-cyclopentenylketones.
The transition-metal-catalyzed rearrangement of 5-alkynals to gamma-alkynylketones and 1-cyclopentenylketones was developed using [Rh(P(OPh)3)2]BF4 or Cu(OTf)2 as a catalyst.
Tanaka
Ken
K
Department of Applied Chemistry, Graduate School of Engineering, Tokyo University of Agriculture and Technology, Koganei, Tokyo 184-8588, Japan. tanaka-k@cc.tuat.ac.jp
Sasaki
Kaori
K
Takeishi
Kenzo
K
Sugishima
Koudai
K