Formation of 2-oxa- or 2-azabicyclo[3.3.0]octa-3,7-diene by a novel tandem intramolecular photo-cyclization of 2,4,6-tris(phenylthio)hepta-2,4,6-trienal derivatives
作者:Mitsuhiro Yoshimatsu、Satoshi Gotoh、Genzoh Tanabe、Osamu Muraoka
DOI:10.1039/a901707k
日期:——
The photo-reactions of 2,4,6-tris(phenylthio)hepta-2,4,6-trienal 1 and its 2,4-dinitrophenylhydrazone 5 gave the 2-oxa- or 2-azabicyclo[3.3.0]octa-3,7-dienes 2 and 9, respectively, via a photo-induced intramolecular tandem cyclization reaction.
2,4,6-三(苯硫基)庚-2,4,6-三烯醛1及其2,4-二硝基苯腙5的光反应分别通过光诱导的分子内串联环化反应生成2-氧杂或2-氮杂双环[3.3.0]辛-3,7-二烯2和9。