Gallium-Nitrogen Compounds Prepared by Dihydronaphthalene Structures of (PhMe2CCH2GaNH(t-Bu)2 and(H4C6)Me2CCH2GaNH(t-Bu)2Ga(CH2CMe2Ph)2.
Abstract:
The dihydronaphthalene elimination reaction between Na2C10H8GaR2Cl2 R CH2CMe3, CH2CMe2Ph and t-BuNH2 provided a room temperature route to R2GaNHt-Bu2. However, when GaCH2CMe2Ph3 and t-BuNH2 were reacted at 140 - 150C, C6H5CMe3 was eliminated and the product was H4C6Me2CCH2GaNHt-Bu2GaCH2CMe2Ph2, a galliumIII amide with one GaC4 metallocyclic ring, rather than PhMe2CCH22GaNHt- Bu2. X-ray structural studies confirmed the identity of this novel compound as well as that of the typical dimer. When the reaction temperature was increased to 210 - 230C, the product was H4C6Me2CCH2GaNHt-Bu2GaCH2CMe2C6H4, a species with two GaC4 metallocyclic rings.
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