Abstract Chiral, ionic C 2 -symmetric binaphthyl fluorophores with amphipathic property can emit circularly polarized luminescence (CPL) in the near-UV region when dissolved in either water or methanol. Despite the… Click to show full abstract
Abstract Chiral, ionic C 2 -symmetric binaphthyl fluorophores with amphipathic property can emit circularly polarized luminescence (CPL) in the near-UV region when dissolved in either water or methanol. Despite the same axial chirality ( R or S ) of the binaphthyl units, the open- and closed-style fluorophores induced sign inversion of CPL and circular dichroism (CD) signals in water. The dihedral angle of the binaphthyl C 2 -axis appears to determine the signs of CPL and CD signals even in water.
               
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