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1,2,4-Trioxan-5-ones, a new class of endoperoxides: structures of three representative derivatives

✍ Scribed by Bernardinelli, G. ;Jefford, C. W. ;Richardson, G. D. ;Rossier, J. C.

Book ID: 114507623
Publisher: International Union of Crystallography
Year: 1991
Tongue: English
Weight: 537 KB
Volume: 47
Category: Article
ISSN: 0108-2701
DOI: 10.1107/s0108270190005911

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## Abstract magnified image A novel series of 2,4‐disubstituted‐1,2,4‐triazolo[1,5‐__a__]quinazolin‐5(4__H__)‐ones were prepared by Dimroth rearrangement of their respective isomers namely 1,4‐disubstituted‐[1,2,4]triazolo[4,3‐__a__]‐quinazolin‐5(4__H__)‐ones. The latter were prepared __via__ new