4,4′-Ethyl­enebipyridinium tetra­chloro­cuprate

The crystal structure of the title compound, (C₁₂H₁₂N₂)[CuCl₄], consists of Cu^II complex anions and diprotonated bis­(4-pyrid­yl)ethyl­ene. The cations and anions lie across individual inversion centers. The square-planar Cu^II complex anions link with cations via N—H...Cl hydrogen bonding.

2,4-Bis[2-(benzyl­amino­carbon­yl)phenoxy­meth­yl]-1,3,5-trimethyl­benzene

The title compound, C₃₉H₃₈N₂O₄, possesses crystallographically imposed C₂ symmetry, with the twofold axis bis­ecting the central benzene ring. There is an intra­molecular hydrogen bond between the phen­oxy O atom and the amide N atom.