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N,N′-bistriflylphosphoramidimidate; N,N′-bisarylsulfonylphosphoramidimidate; BINOL-derived; chiral Brønsted acid; C2-symmetric anions
Abstract:
The design and synthesis of highly acidic BINOL-derived N,N-bistriflylphosphoramidimidate and N,N-bisarylsulfonylphosphoramidimidate BrOnsted acid catalysts are reported.