64527-54-4Relevant articles and documents
The first tetrathio-substituted cyclobutane-1,2,3,4-tetracarbonitrile - A new highly substituted cyclobutane
Spannenberg, Anke,Holdt, Hans-Juergen,Praefcke, Klaus,Kopf, Juergen,Teller, Joachim
, p. 1005 - 1007 (2007/10/03)
The first tetrathio-substituted cyclobutane-1,2,3,4-tetracarbonitrile 9 was obtained by an intramolecular photoinduced [2 + 2] cycloaddition reaction of the 14-membered macrocyclic tetrathioether 7 containing two 1,2-dicyano-1,2-dithioethene units in dichloromethane in 73% yield. VCH Verlagsgesellschaft mbH, 1996.