Linear oligomers composed of a photochromically contractible and extendable Janus [2]rotaxane
作者:Susumu Tsuda、Yoshio Aso、Takahiro Kaneda
DOI:10.1039/b604033k
日期:——
The synthesis and characterization of N,N′-p-xylylene-linked oligo-Janus [2]rotaxanes based on a permethylated α-cyclodextrin and their contractible and extendable nature coupled with photochromism are described.