Open AccessSynthesis of 1,2,5a-Triazacyclohept[a]azulen-5(2H)-ones
Author(s) -
Noritaka Abe,
Yoshifumi Emoto
Publication year - 1988
Publication title -
bulletin of the chemical society of japan
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.145
H-Index - 99
eISSN - 1348-0634
pISSN - 0009-2673
DOI - 10.1246/bcsj.61.1440
Subject(s) - chemistry , medicinal chemistry , stereochemistry
Reactions of 2-hydrazino-1-azaazulenes with acetylacetone gave 2-(3,5-dimethyl-1-pyrazolyl)-1-azaazulenes. Cyclizations of diethyl (1-azaazulen-2-yl)hydrazinomethylenemalonates in refluxing t-butylbenzene or on silica gel gave 1,2,5a-triazacyclohept[a]azulen-5(2H)-ones
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