![ChemInform Abstract: CONVENIENT SYNTHESES OF SOME SUBSTITUTED 5H,11H-PYRANO(3′,2′:6,7)(1)BENZOPYRANOL(3,4-C)PYRIDINES AND 7,9-DIOXA-3,4,6-TRIAZABENZO(DE)NAPHTHACENES]()
ChemInform Abstract: CONVENIENT SYNTHESES OF SOME SUBSTITUTED 5H,11H-PYRANO(3′,2′:6,7)(1)BENZOPYRANOL(3,4-C)PYRIDINES AND 7,9-DIOXA-3,4,6-TRIAZABENZO(DE)NAPHTHACENESHISHMAT, O. H.; EL-EBRASHI, N. M. A.; EL-NAEM, S. E.; ABD EL RAHMAN, A. H. · Chemischer Informationsdienst · 1983