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pro vyhledávání: '"Stephanus Otto"'
Ethylene trimerisation and tetramerisation catalysts with polar-substituted diphosphinoamine ligands
Autor:
Matthew James Overett, Hulisani Maumela, Esna Killian, John Thomas Dixon, Arno Neveling, Stephanus Otto, Kevin Blann, David Hedley Morgan, Annette Bollmann, Fiona Millicent Hess
Publikováno v:
Chemical Communications. :622
Chromium-based catalyst systems with polar-substituted diphosphinoamine ligands are selective for either trimerisation or tetramerisation of ethylene, depending on the position of the polar groups on the aryl rings.
Highly selective chromium-based ethylene trimerisation catalysts with bulky diphosphinoamine ligands
Autor:
Arno Neveling, John Thomas Dixon, Stephanus Otto, David Hedley Morgan, Esna Killian, Matthew James Overett, Hulisani Maumela, Fiona Millicent Hess, Kevin Blann, Annette Bollmann
Publikováno v:
Chemical Communications. :620
In situ prepared chromium catalysts containing bulky diphosphinoamine (PNP) ligands, upon activation with MAO, are extremely efficient catalysts for the trimerisation of ethylene to 1-hexene.