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Synthesis of 2‐ and 4‐substituted 5,12‐dihydroxy‐6,11‐dioxo‐1‐azanaphthacenes from 2‐aminoquinizarine
Author(s) -
Chauhan S. M. S.,
Gupta Mamta,
Nizar P. N. H.
Publication year - 1991
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570280456
Subject(s) - chemistry , hydrochloric acid , medicinal chemistry , organic chemistry
The reaction of 2‐aminoquinizarine with α,β ‐unsaturated carbonyl compounds in presence of 10 N ‐hydrochloric acid gives 2‐ and 4‐substituted 5,12‐dihydroxy‐6,11‐dioxo‐1‐azanaphthacenes.