Intramolecular benzoallene–alkyne cycloaddition initiated by site-selective SN2’ reaction of epoxytetracene en route to π-extended pyracylene

Published: 24/08/2019
Intramolecular benzoallene–alkyne cycloaddition initiated by site-selective SN2’ reaction of epoxytetracene en route to π-extended pyracylene
Source: FEEDS.RSC.ORG

Chem. Commun. , 2019, Accepted Manuscript DOI : 10.1039/C9CC05500B, Communication Toshiyuki Hamura, Kei Kitamura, Kenta Asahina, Kazuhiko Adachi Hydrogen halide promoted cascade reaction of epoxytetracene to halo-benzoindenotetracene including benzoallene intermediate was developed. The remaining two alkynyl groups in benzoindenotetracene was further reacted with norbornadiene or aryl amine throug

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