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.
本发明提供了具有以下式子的新型
水溶性
二膦化合物:
##STR1##
其中,X、Y、R1-18和n的定义如本文所述,并且可以与过渡
金属配合形成一种新型催化剂,该催化剂在羰基化反应等应用中有用。