Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.Title2,3,4-Trioxo-1-(1H-pyrrolo[2,3-b]pyridin-7-ium-7yl)-cyclobutan-1-ide.AuthorsLande, Duc Hoàng; Kunick, Conrad; Grünefeld, JohannAbstract2,3,4-Trioxo-1-(1H-pyrrolo[2,3-b]pyridin-7-ium-7-yl)-cyclobutan-1-ide was obtained by reaction of squaric acid with 7-azaindole in acetic anhydride.SubjectsAZAINDOLES; BETAINE; ACETIC anhydride; SQUARIC acid; PYRIDINIUM compoundsPublicationMolbank, 2018, Vol 2018, Issue 4, pM1026ISSN1422-8599Publication typeArticleDOI10.3390/M1026