Shell Oil Comapny

Michael Rolf Eberhard

Paul Gerard Pringle

Eit Drent

Renata Helena Van Der Made

Process for the telomerization of a conjugated diene, wherein the conjugated diene is reacted with a compound containing an active hydrogen atom and having a formula R'&#x2014;H in the presence of a telomerization catalyst based on: (a) a source of group VIII metal, (b) a bidentate ligand wherein the bidentate ligand has the general formula IRRM-R-MRR&#x2003;&#x2003;(I)wherein Mand Mare independently P, As or Sb; R, R, Rand Rindependently represent a monovalent aliphatic group;or R, Rand Mtogether and/or R, Rand Mtogether independently represent an optionally substituted aliphatic cyclic group with at least 5 ring atoms, of which one is the Mor Matom, respectively;R represents a bivalent organic bridging group; and novel bidentate diphosphines which can be used in this process.

Process for the telomerization of a conjugated diene, catalyst and bidentate ligand useful therein

Process for the carbonylation of optionally substituted ethylenically unsaturated compounds by reaction with carbon monoxide and a coreactant in the presence of a catalyst system. The catalyst system includes In addition a method to prepare such a bidentate diphosphine composition is described.

Process for the carbonylation of ethylenically unsaturated compounds, bidentate diphosphine composition used in this process and a process for preparation of this bidentate diphosphine composition

Process for the telomerization of a conjugated diene, wherein the conjugated diene is reacted with a compound containing an active hydrogen atom and having a formula R'&#x2014;H in the presence of a telomerization catalyst based on: 

Bidentate ligand, catalyst system containing such ligand and a process for the carbonylation of ethylenically or acetylenically unsaturated compounds using such a catalyst system

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Honolulu, HI, United States of America

Michael Rolf Eberhard