## Abstract The preparation of a macrocyclic diphosphine ligand 5 incorporating a binaphthyl unit and its Ni^II^ and Pd^II^ complexes, 6 and 7, is described. A complete assignment of ^1^H,‐ ^13^C‐, and ^31^P‐NMR data on the basis of 2D NMR spectroscopy (^1^H, ^1^H‐, ^13^C, ^1^H‐, ^31^P, ^1^H‐, ^31^
31P and 1H NMR characterization of stereoisomeric macrocyclic nickel(II) complexes with a tetraphosphane ligand
✍ Scribed by Mario Ciampolini; Paolo Dapporto; Nicoletta Nardi; Andrea Dei
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- English
- Weight
- 214 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0020-1693
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Nickel(II) complexes of mono-and bis(macrocyclic) ligands are the products of a nickel(II)-assisted template reaction with 2,3,2-tet, melamine and formaldehyde [2,3,2-tet = bis-N,NЈ-(2-aminoethyl)propane-1,3-diamine; melamine = 2,4,6-triamino-1,3,5-triazine]. The structures of two four-coordinate, d
## Abstract The copper coordination chemistry of a new imidazolidine‐based doubly bridging μ‐bis(tetradentate) ligand, H~3~mhbai is studied. A new family of pentacoordinate dinuclear complexes of formula [Cu^II^~2~(‐mhbai)(‐X)]·2 H~2~O (1–4) [X = OAc, NO~3~, Cl, S~2~COMe], where H~3~mhbai stands fo