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A new fused heterocyclic system: 6 H ‐pyrazolo[3, 4‐ c ][1, 2, 5]thiadiazine 2, 2‐dioxide
Author(s) -
Vicentini C. B.,
Veronese A. C.,
Poli T.,
Guarneri M.,
Giori P.,
Ferretti V.
Publication year - 1989
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570260354
Subject(s) - chemistry , medicinal chemistry , combinatorial chemistry , stereochemistry
A base‐promoted cyclodehydration of 4‐nitroso‐5‐alkylsulfonylamidopyrazoles 3 afforded 6 H ‐pyrazolo‐[3, 4‐ c ][1, 2, 5]thiadiazine 2, 2‐dioxide ( 4 ). The structure of 4 was confirmed through X‐ray analysis.

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