Abstract
The hydrosoluble complexes [Rh(CO)(Pz)(L)]2, and [RuH(CO)(CH3CN)(L)3][BF4] [L = TPPMS (triphenylphosphinemonosulfonated) and TPPTS (triphenylphosphine-trisulfonated)] were evaluated in the selective hydrogenation of α,β-unsaturated aldhydes in biphasic media The Rh complexes produced the saturated aldehydes while the Ru complexes generated the alcohols with high chemoselectivity. The catalytic phase can be recycled up to five times.
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Acknowledgments
We thank FONACIT (Caracas) for the financial support Project F-97-003766, CONIPET Project 97-003777 and CDCH-UC Project UAC-397-08. We are grateful to the CYTED Project V.9, Laboratory of synthesis and characterization of new materials—IVIC and the University of Carabobo for permitting the publication of this work.
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Melean, L.G., Rodriguez, M., González, A. et al. Biphasic Hydrogenation of α,β-unsaturated Aldehydes with Hydrosoluble Rhodium and Ruthenium Complexes. Catal Lett 141, 709–716 (2011). https://doi.org/10.1007/s10562-011-0560-z
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DOI: https://doi.org/10.1007/s10562-011-0560-z