Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSynthese und pharmakologische Wirkung von 2,3-Benzo-5,7-dioxo-4,5,6,7-tetrahydro-1,4-diazepinen. 2. Mitteilung über heterocyclische Siebenringe.AuthorsBüchi, J.; Dietrich, H.; Eichenberger, E.PublicationHelvetica Chimica Acta, 1956, Vol 39, Issue 3, p957ISSN0018-019XPublication typeArticleDOI10.1002/hlca.19560390340