C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 15/00 (2006.01) B01J 31/12 (2006.01) B01J 31/24 (2006.01) C07C 5/03 (2006.01) C07C 209/48 (2006.01) C07C 211/09 (2006.01) C07C 213/02 (2006.01) C07C 253/30 (2006.01) C07D 213/38 (2006.01) C07D 307/52 (2006.01)
Patent
CA 2209378
This invention relates to a process of preparing a ruthenium complex of the formula RuH2(PR3)2L2 wherein PR3 is an organophosphorus ligand and L is H2 or PR3; a catalyst comprising at least one ruthenium complex having the formula RuH2(PR3)L13 wherein L1 is a neutral electron pair donor ligand; a process for preparing the catalyst and its use in situ in the hydrogenation of nitriles.
Cette invention se rapporte à un procédé de préparation d'un complexe de ruthénium de la formule RuH¿2?(PR¿3?)¿2?L¿2? dans laquelle PR¿3? représente un ligand organophosphoreux et L représente H¿2? ou PR¿3?; l'invention se rapporte également à un catalyseur comprenant au moins un complexe de ruthénium ayant la formule RuH¿2?(PR¿3?)L?1¿¿3? dans laquelle L?1¿ représente un ligand donneur de paires d'électrons neutres; l'invention se rapporte enfin à un procédé de préparation de ce catalyseur et à son utilisation in situ dans l'hydrogénation de nitriles.
Beatty Richard Paul
Paciello Rocco Angelo
Bennett Jones Llp
E.i. Du Pont de Nemours And Company
Invista Technologies S.a.r.l.
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