10.1021/ol802842m.s002 Béatrice Legouin Béatrice Legouin Philippe Uriac Philippe Uriac Sophie Tomasi Sophie Tomasi Loïc Toupet Loïc Toupet Arnaud Bondon Arnaud Bondon Pierre van de Weghe Pierre van de Weghe Novel Chiral Molecular Tweezer from (+)-Usnic Acid American Chemical Society 2009 spacer Usnic pincer usnic acid units ability tweezer molecule Novel Chiral Molecular Tweezer chiral trinitrofluorenone bind interaction TNF 2009-02-05 00:00:00 Dataset https://acs.figshare.com/articles/dataset/Novel_Chiral_Molecular_Tweezer_from_Usnic_Acid/2881000 A new chiral molecular tweezer was synthesized with (1<i>R</i>,2<i>R</i>)-1,2-diaminocyclohexane as spacer and two molecules of (+)-usnic acid as pincers. The ability of this molecular tweezer to bind 2,4,7-trinitrofluorenone was studied. A charge-transfer complex was formed in which TNF was sandwiched between the two usnic acid units with π−π-stacked aromatic interactions.