Process for preparing diphospines ligands and catalysts containing the
申请人:Celanese International Corp
公开号:US05929273A1
公开(公告)日:1999-07-27
The present invention provides novel water-soluble diphosphines having the formula ##STR1## wherein X, Y, R.sub.1-18 and n are defined herein, and which can be complexed with a transition metal to form a novel catalyst useful in such applications as hydroformylation.
Aryl diphosphines and catalysts containing the same
申请人:Celanese International Corporation
公开号:US05777087A1
公开(公告)日:1998-07-07
The present invention provides novel aryl diphosphines having the formula ##STR1## wherein X, Y, R.sub.1-18, m, m' and n are defined herein, and which can be complexed with a transition metal to form a novel catalyst useful in such applications as hydroformylation.
ARYL DIPHOSPHINES AND CATALYSTS CONTAINING THE SAME
申请人:Hoechst Celanese Corporation
公开号:EP0898573A1
公开(公告)日:1999-03-03
US6043398A
申请人:——
公开号:US6043398A
公开(公告)日:2000-03-28
[EN] ARYL DIPHOSPHINES AND CATALYSTS CONTAINING THE SAME<br/>[FR] ARYLDIPHOSPHINES ET CATALYSEURS LES CONTENANT
申请人:HOECHST CELANESE CORPORATION
公开号:WO1997039005A1
公开(公告)日:1997-10-23
(EN) The present invention provides novel aryl diphosphines having formula (I) wherein X, Y, R1-18, m, m' and n are defined herein, and which can be complexed with a transition metal to form a novel catalyst useful in such applications as hydroformylation.(FR) Nouvelles aryldiphosphines de formule (I), dans laquelle X, Y, R1-18, m, m' et n sont définis dans le descriptif, pouvant être complexées avec un métal de transition pour former un nouveau catalyseur utile dans des applications telles que l'hydroformylation.