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4H-pyrido[3,4-f]-1,2,4-triazolo[4,3-a]-1,4-diazepine — A new heterocyclic system

✍ Scribed by R. N. Radinov; M. A. Khaimova; E. M. Simova


Book ID
112348957
Publisher
Springer US
Year
1984
Tongue
English
Weight
90 KB
Volume
20
Category
Article
ISSN
0009-3122

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✍ Charles Y. Fiakpui; Oludotun A. Phillips; K. S. Keshava Murthy; Edward E. Knaus 📂 Article 📅 1999 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 305 KB

## Abstract A group of 5‐(2‐chlorophenyl)‐10‐(substituted)‐7__H__‐pyrido[4,3‐__f__][1,2,4]triazolo[4,3‐__a__][1,4]diazepines 7a‐c were synthesized by the acid catalyzed reaction of 5‐(2‐chlorophenyl)‐2‐hydrazino‐3__H__‐pyrido[3,4‐__e__]‐[1,4]diazepine (6) with either trimethyl orthoformate, triethy