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Michael additions of carbonucleophiles to butenone catalyzed by the non-hydride [Ru(O2CH)(CO)2(PPh3)]2 complex

1999; Elsevier BV; Volume: 55; Issue: 13 Linguagem: Inglês

10.1016/s0040-4020(99)00115-5

1464-5416

Michel Picquet, Christian Bruneau, Pierre H. Dixneuf,

Asymmetric Synthesis and Catalysis

[Ru(μ-O2CH)(CO)2(PPh3)]2 in acetonitrile is an efficient catalyst precursor for the Michael addition of soft carbonucleophiles to butenone. The utilization of terminal alkynes as donors makes possible the selective formation of γ,δ-ynones.