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Reactions of Rh(acac)[P(OPh)3]2 with H2, CO and olefins
Affiliation:1. Department of Materials Engineering, Ben-Gurion University of the Negev, P.O. Box 653, Beer-Sheva 84105, Israel;2. NRCN, P.O. Box 9001, Beer-Sheva 84190, Israel;1. School of Life Science and Biotechnology, Shanghai Jiao Tong University, No. 800 Dongchuan Rd., Shanghai 200240, PR China;2. School of Pharmacy, Shanghai Jiao Tong University, No. 800 Dongchuan Rd., Shanghai 200240, PR China;1. Department of Chemistry, Cotton University, Guwahati, Assam, India;2. Department of Zoology, Cell & Biochemical Technology Laboratory, Cotton University, Guwahati 781001, India;3. Departament de Química, Universitat de les Illes Balears, Crta de Valldemossa km 7.7, 07122 Palma de Mallorca, Baleares, Spain;1. Nuclear Research Center-Negev, POB 9001, Israel;2. Department of Materials Engineering, Ben-Gurion University of the Negev, Beer-Sheva, 8410501, Israel;3. Ilse Katz Institute for Nanoscale Science and Technology, Ben-Gurion University of the Negev, Beer-Sheva, 8410501, Israel;1. Centre for Catalysis and Sustainable Chemistry, Department of Chemistry, Technical University of Denmark, DK-2800, Kgs. Lyngby, Denmark;2. Tecnalia, Energy and Environment Division, Parque Tecnológico de Álava, Leonardo Da Vinci 11, Miñano, 01510, Spain;3. IKERBASQUE, Basque Foundation for Science, Maria Díaz de Haro 3, 48013, Bilbao, Spain;4. State-Local Joint Engineering Lab for Comprehensive Utilisation of Biomass, Center for R&D of Fine Chemicals, Guizhou University, Guiyang, Guizhou, 550025, China;5. Laboratory of Bioproduct Chemistry, Center of Innovative and Applied Bioprocessing (CIAB), Mohali, 140306, Punjab, India;1. The College of Chemistry and Molecular Engineering, Zhengzhou University, Zhengzhou 450052, PR China;2. Collaborative Innovation Center of New Drug Research and Safety Evaluation, Henan Province, PR China;3. Tetranov Biopharm, LLC, No. 75 Daxue Road, Zhengzhou 450052, PR China;4. Tetranov International, Inc., 100 Jersey Avenue, Suite A340, New Brunswick, NJ 08901, USA
Abstract:The reactions of Rh(acac)[P(OPh)3]2 with H2, CO and olefins have been investigated using UV-VIS, IR, 1H and 31P NMR techniques. In the presence of H2 and free phosphite, Rh(acac)P2 produces HRhP4, which was shown to catalyse isomerization reactions of olefins. Addition of CO to HRhP4 produces HRh(CO)P3, which is a good hydroformylation catalyst. The latter hydride can also be obtained directly from the starting complex in the presence of H2, CO and free phosphite. No evidence for the formation of any hydride complexes could be found in the absence of free phosphite. The results are discussed with reference to earlier studies performed on these systems.
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