1381787-98-9Relevant academic research and scientific papers
Proacetylenic reactivity of a push-pull buta-1,2,3-triene: New chromophores and supramolecular systems
Wu, Yi-Lin,Tancini, Francesca,Schweizer, W. Bernd,Paunescu, Daniela,Boudon, Corinne,Gisselbrecht, Jean-Paul,Jarowski, Peter D.,Dalcanale, Enrico,Diederich, Francois
, p. 1185 - 1190 (2012)
Proacetylenic: An aniline-based donor-acceptor-substituted butatriene exhibits not only cumulene-like dimerization to give a [4]radialene (λmax=756 nm), but also acetylene-like (proacetylenic) reactivity towards tetracyanoethene, affording via [2+2] cycloaddition- cycloreversion a NIR-absorbing zwitterionic chromophore (λmax= 825 nm). The cationic charge on the imminium-type nitrogen in the zwitterion is evidenced by host-guest complexation with a tetraphosphonate cavitand. Copyright
