Synthesis and properties of 1,1′-bis[p-(N,N-dimethylaminophenyl)-butadiynyl]ferrocene: a methodology for proton-mediated reversible conformation control of two function sites

Takuya Toyama, Shizuka Komori, Junro Yoshino, Naoto Hayashi, Hiroyuki Higuchi

Tetrahedron Letters

Volume 54, Issue 1, 2 January 2013, Pages 66–71

http://dx.doi.org/10.1016/j.tetlet.2012.10.094