The racemic title compound, C(27)H(26)N(2)O(4), crystallizes with its central carbon bridge on a twofold axis. It forms parallel chains of mol-ecules utilizing aryl offset face-face inter-actions… (More)
The racemic title compound, C(24)H(20)N(2), gives spontaneous resolution with the formation of conglomerate crystals in the space group P2(1)2(1)2(1) when crystallized from ethyl acetate. The twisted… (More)