Stereospecific change in conformation upon complexation of an exoditopic tetraamide host with a bis(ammonium) guest: chiral recognition and strong CD signaling |
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| Authors: | Katoono Ryo Kawai Hidetoshi Fujiwara Kenshu Suzuki Takanori |
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| Institution: | Division of Chemistry, Graduate School of Science, Hokkaido University, Sapporo 060-0810, Japan. |
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| Abstract: | Upon complexation of a rectangular-shaped achiral macrocyclic host with chiral guests, twisting deformation occurs to induce exciton-type bisignated CD, whereas a chiral rectangular host undergoes a similar structural change only with the matching enantiomer of a chiral guest. |
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