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Transformations of 5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one under various conditions of cyclopropyldiazonium generation

โœ Scribed by G. P. Okonnishnikova; I. V. Kostyuchenko; E. V. Shulishov; Yu. V. Tomilov

Book ID
106520334
Publisher
Springer
Year
2006
Tongue
English
Weight
289 KB
Volume
55
Category
Article
ISSN
1573-9171

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The title compound 3 was obtained during the rearrangement of isoxazol-5-yl hydrazine 1 to 1 -aminopyrazolone 2 at \(115^{\circ}\). X-ray analysis of the corresponding benzylidene derivative allowed us to achieve the structure assignment.