85944-88-3Relevant articles and documents
Cationic P(OPh)3- or PPh3-rhodium(I) complex-catalyzed isomerizations of 5-alkynals to δ-alkynyl ketones, cyclopent-1-enyl ketones, and cyclohexenones
Tanaka, Ken,Sasaki, Kaori,Takeishi, Kenzo,Hirano, Masao
, p. 5675 - 5685 (2008/09/17)
We have developed catalytic isomerizations of 5-alkynals to γ-alkynyl ketones and cyclopent-1-enyl ketones using [Rh{P(OPh)3} 2]BF4 as a catalyst. Cu(OTf)2 and AgBF 4 are also effective catalysts for