The Reaction of 3-Formylchromone with ortho-Substituted Anilines. Preparation of a Tetraazaannulene

DOI: 10.1002/hlca.19820650128

Source and publish data:

Helvetica Chimica Acta p. 275 - 279 (1982)

Update date:2022-08-16

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Authors:

Sigg, Ivo

Haas, Georges

Winkler, Tammo

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Article abstract of DOI:10.1002/hlca.19820650128

The reactions of 3-formylchromone (1) with 1,2-phenylenediamine, 2-aminodiphenylamine and 2-aminophenol were reinvestigated and shown to yield 1,8-dihydro-6,13-di(2-hydroxybenzoyl)-dibenzo-1,4,8,11-tetraazacyclotetradeca-4,6,11,13-tetraene (7), 3-<2(

Full text of DOI:10.1002/hlca.19820650128

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