Journal of Heterocyclic Chemistry p. 1417 - 1419 (1998)
Update date:2022-08-04
Topics:
Deady, Leslie W.
Rodemann, Thomas
The isocoumarin derivative 1H-1-acetylimino-3-methylbenzo[c]pyran-4- carbonitrile reacts with 1,8-naphthalenediamine under basic conditions to give, primarily, 12-acetylisoquino[2,1-a]perimidin-13-amine. This undergoes a variety of reactions to give other isoquino[2,1-a]perimidine derivatives, ring opening to 2-(1H-perimidin-2-yl)phenylacetic acid derivatives and, in polyphosphoric acid, a new hexacyclic system, 6-methyl-7,13,13d- triazadibenzo[def,qr]chrysene.
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