TitleSynthesis of carba-porphyrinoids from tripyrranes and unsaturated dialdehydes
Publication TypeJournal Article
Year of Publication1996
AuthorsBerlin K, Steinbeck C, Breitmaier E
Pagination336 ff.
AbstractHitherto unknown triaza[18]annulenes 3-5 and 7-10 are synthesized by cyclocondensation of tripyrranes 2 with azulene-1,3-dicarboxaldehyde (1) or cycloheptatriene-1,6-dicarboxaldehyde (6). Their spectroscopical properties with respect to 18 pi aromaticity are discussed. [References: 26]