摘要:
This invention relates to a process for the preparation of ruthenium complexes of the formula RuH.sub.2 L.sub.2 (PR.sub.3).sub.2, wherein each L is independently H.sub.2 or an additional equivalent of PR.sub.3, and each R is independently H, a hydrocarbyl group, or an assembly of at least two hydrocarbyl groups connected by ether or amine linkages, comprising contacting a source of ruthenium and PR.sub.3 with gaseous hydrogen in the presence of a strong base, a phase transfer catalyst, water and an organic solvent; and the use of certain classes of ruthenium complexes as catalysts in hydrogenation, and reductive hydrolysis processes.
摘要翻译:本发明涉及一种制备式RuH 2 L 2(PR 3)2的钌配合物的方法,其中每个L独立地为H 2或另外的等价的PR 3,并且每个R独立地为H,烃基或 通过醚或胺键连接的至少两个烃基,包括在强碱,相转移催化剂,水和有机溶剂的存在下使钌和PR 3源与气态氢接触; 并且使用某些类别的钌络合物作为催化剂在氢化和还原水解过程中。
摘要:
This invention relates to a process of preparing a ruthenium complex of the formula RuH.sub.2 (PR.sub.3).sub.2 L.sub.2 wherein PR.sub.3 is an organophosphoms ligand and L is H.sub.2 or PR.sub.3 ; a catalyst comprising at least one ruthenium complex having the formula RuH.sub.2 (PR.sub.3)L.sup.1.sub.3 wherein L.sup.1 is a neutral electron pair donor ligand; a process for preparing the catalyst and its use in situ in the hydrogenation of nitriles.
摘要:
A process for the preparation of cobalt carbonyl complexes by heating a mixture containing an inert hydrocarbon solvent, at least one cobalt compound which is soluble in the reaction mixture, a trialkylphosphine, carbon monoxide, and a heterogeneous hydrogenation catalyst.
摘要:
The invention relates to a novel ruthenium complex having the formula Ru(.eta..sup.3 -C.sub.6 H.sub.8 -PCy.sub.2)(PCy.sub.3)Cl, wherein Cy is cyclohexyl; its use in the preparation of RuHCl(H.sub.2)(PCy.sub.3).sub.2 and RuH.sub.2 (H.sub.2).sub.2 (PCy.sub.3).sub.2 ; and the use of the complexes as catalysts in hydrogenation, imination and reductive hydrolysis processes.