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Synthesis and tautomeric behavior of dihydropyrido[2,3-b] [1,4] diazepinones

โœ Scribed by Mervyn Israel; Lynne C. Jones; Edward J. Modest


Book ID
112121682
Publisher
Journal of Heterocyclic Chemistry
Year
1967
Tongue
English
Weight
270 KB
Volume
4
Category
Article
ISSN
0022-152X

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Synthesis of 2,3-dihydropyrido- and 2,3-
โœ Braulio Insuasty; Alfredo Perez; John Valencia; Jairo Quiroga ๐Ÿ“‚ Article ๐Ÿ“… 1997 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 224 KB

## Abstract The reaction of 2,3,6โ€triaminopyridine 1 and 4,5,6โ€triaminopyrimidine 2 with one equivalent of the chalโ€cones 3, in acetic acid, leads to the formation of the 8โ€aminoโ€2,3โ€dihydroโ€1__H__โ€pyrido[2,3โ€__b__][1,4]diazepine and 6โ€aminoโ€2,3โ€dihydroโ€1__H__โ€pyrimido[4,5โ€__b__][1,4]diazepine deri