Title: Process for preparation of aldehyde
Application Number: 95197346 Application Date: 1995.11.20
Publication Number: 1174545 Publication Date: 1998.02.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C07C45/50;C07F9/6571;C07F9/6584
Applicant(s) Name: DSM N. V. Address:
Inventor(s) Name: E. Wissing;A. J. J. M. Teunissen;C. B. Hansen
Attorney & Agent: LIU YUANJIN
Abstract:
    Process for preparing an aldehyde compound by hydroformylation of an ethylenically unsaturated organic compound in the presence of a catalyst system comprising of a multidentate phosphorous ligand and a Group 8-10 metal, wherein the multidentate phosphorus amide ligand consists essentially of a multivalent bridging organic group connected to at least two trivalent phosphorus-containing groups of formulas provided that at least one group of formula (B) is present, wherein R is hydrogen, an organic group, or -SO2R
Time: 9
<- Previous Patent:Method for separating m-xylene an...   |  Next Patent:Prepn of polyhydric alcohol amine ->