24306-19-2Relevant articles and documents
Soluble and columnar liquid crystalline peropyrenequinones by coupling of phenalenones in caesium hydroxide
Buffet, Noemie,Grelet, Eric,Bock, Harald
supporting information; experimental part, p. 5549 - 5553 (2010/08/05)
"figure presented" Shades of violet: The nitrogen-free homologues of perylene tetracarboxylic diimide dyes have been prepared. CsOH succeeds where KOH fails to couple sterically demanding hydroxyphenalenones into the esterifiable precursors of π-stacking long-wavelength absorbing disks (see figure).