4-Aryl-3-(methanesulfonyl)pyrazolo[5,1-c][1,2,4]triazines and their transformations
- Authors: Ledenyova I.V.1, Kartavtsev P.A.2, Shikhaliev K.S.2, Egorova A.Y.1
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Affiliations:
- Saratov State University
- Voronezh State University
- Issue: Vol 52, No 9 (2016)
- Pages: 1316-1321
- Section: Article
- URL: https://journal-vniispk.ru/1070-4280/article/view/214947
- DOI: https://doi.org/10.1134/S1070428016090116
- ID: 214947
Cite item
Abstract
Coupling of 3-alkyl-4-aryl-1H-pyrazole-5-diazonium chlorides with methylene-active methyl phenacyl sulfones afforded new pyrazolo[5,1-c][1,2,4]triazine derivatives via cyclization of the corresponding intermediate 1-aryl-2-(hetarylhydrazinylidene)-2-(methanesulfonyl)ethanones. The reactivity of the methanesulfonyl group on C3 of pyrazolo[5,1-c][1,2,4]triazines toward some nucleophiles was studied.
About the authors
I. V. Ledenyova
Saratov State University
Author for correspondence.
Email: irairachem@yandex.ru
Russian Federation, ul. Astrakhanskaya 83, Saratov, 410012
P. A. Kartavtsev
Voronezh State University
Email: irairachem@yandex.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394018
Kh. S. Shikhaliev
Voronezh State University
Email: irairachem@yandex.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394018
A. Yu. Egorova
Saratov State University
Email: irairachem@yandex.ru
Russian Federation, ul. Astrakhanskaya 83, Saratov, 410012
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