Macrocyclic Architecture: Tuning Cavity Size and Shape through Maleimide Photochemistry
作者:Kara L. Cubbage、Tom Corrie、Nicola Evans、Mairi F. Haddow、Kevin I. Booker-Milburn
DOI:10.1002/chem.201201843
日期:2012.9.3
Open wide: Irradiation of N‐alkyl alkynyl maleimides yields imide‐cyclobutene containing macrocycles with Ci and C2 symmetry. In the case of the Ci isomers increasing the tether length leads to a one‐dimensional increase in cavitysize akin to a “letterbox” effect (see scheme).