910295-93-1Relevant academic research and scientific papers
Catalytic applications of keto-stabilised phosphorus ylides based on a macrocyclic scaffold: Calixarenes with one or two pendant Ni(P,O)-subunits as ethylene oligomerisation and polymerisation catalysts
Kuhn, Pierre,Semeril, David,Jeunesse, Catherine,Matt, Dominique,Lutz, Pierre J.,Louis, Remy,Neuburger, Markus
, p. 3647 - 3659 (2006)
Four calix[4]arenes containing either one or two ylidic -C(O)CHPPh 3 moieties anchored at p-phenolic carbon atoms were prepared starting from cone-25,27-dipropoxycalix[4]arene (1): 1,3-alternate-5,17-bis(2- triphenylphosphoranylideneacetyl)-25,
