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Nucleophilic properties of Ru(CCH)(dppe)Cp∗: Synthesis and structure of Ru{c-CCArC(O)C(O)O}(dppe)Cp∗ [Ar = 2,4-(NO2)2C6H3]
Authors:Michael I Bruce  Jonathan C Morris  Brian W Skelton
Institution:a School of Chemistry & Physics, University of Adelaide, Adelaide, South Australia 5005, Australia
b School of Chemistry, University of New South Wales, Sydney, NSW 2052, Australia
c Centre for Microscopy, Characterisation and Analysis, University of Western Australia, Crawley, Western Australia 6009, Australia
Abstract:The complex Ru{c-Cdouble bond; length as m-dashCArC(O)C(O)O}(dppe)Cp∗ Ar = 2,4-(NO2)2C6H3] 2, containing a dihydrofuran-3,4-dione ligand, was obtained from a reaction between the strong nucleophile Ru(Ctriple bond; length of mdashCH)(dppe)Cp∗ 1 and bis(2,4-dinitrophenyl) oxalate. The X-ray determined molecular structure of 2 is reported, together with a plausible route for its formation.
Keywords:Ruthenium  Metalla-alkynyl ketone  Cyclisation  Dihydrofuran  X-ray structure
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