The invention relates to a process for preparing diphosphines of the formula
R
1
R
2
P—H
2
C—Ar—CH
2
—PR
1
R
2
and a process for the hydroformylation of olefins.
本发明涉及一种制备式如下二膦的工艺
R
1
R
2
P-H
2
C-Ar-CH
2
-PR
1
R
2
和烯烃的加氢甲酰化工艺。
US6956133B2
申请人:——
公开号:US6956133B2
公开(公告)日:2005-10-18
US6924389B2
申请人:——
公开号:US6924389B2
公开(公告)日:2005-08-02
Highly Selective Catalyst Systems for the Hydroformylation of Internal Olefins to Linear Aldehydes