Deng-Chen Yang, Meng Li and Chuan-Feng Chen
Chem. Commun., 2017,53, 9336-9339
DOI:
10.1039/C7CC03519E,
Communication
A new molecular tweezer with two corannulene subunits linked by a tetrahydro[5]helicene imide was conveniently synthesized, which showed highly sensitive and selective complexation of C70 over C60via concave–convex π–π interactions, and the KC70/KC60 value even was found to be 230/1.