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Synthesis of [1,2,5]selena(or thia)diazolo[3,4-e][1,4]diazepines, [1,2,5]selena(or thia)diazolo[3,4-e][1,4]oxazepines and [1,2,5]selena(or thia)diazolo[3,4-c] [1,2,6]thiadiazines

✍ Scribed by Taisei Ueda; Wataru Doi; Shin-Ichi Nagai; Jinsaku Sakakibara

Publisher: Journal of Heterocyclic Chemistry
Year: 2000
Tongue: English
Weight: 270 KB
Volume: 37
Category: Article
ISSN: 0022-152X
DOI: 10.1002/jhet.5570370540

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✦ Synopsis

Abstract

Novel heterocycles [1,2,5]selenadiazolo[3,4‐e][1,4]diazepines 3a‐c, [1,2,5]thiadiazolo[3,4‐e]‐[1,4]diazepines 7a‐c, [1,2,5]selenadiazolo[3,4‐e][1,4]oxaepines 4a,b, [1,2,5]thiadiazolo[3,4‐e]‐[1,4]oxazepines 9a‐c and [1,2,5]selena(or thia)diazolo[3,4‐c][1,2,6]thiadiazines 10a,b were synthesized starting form 4,6‐dimethyl[1,2,5]se]enadiazolo[3,4‐d]pyrimidine‐5,7(4__H__,6__H__)‐dione 1 or 4,6‐dimethyl‐[1,2,5]thiadiazolo[3,4‐d]pyrimidine‐5,7(4__H__,6__H__)‐dione 5.

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