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Zur Methylierung von 1-Phenyl-5-sulfanilamido-pyrazol

✍ Scribed by K. Eichenberger; R. F. Zürcher; A. Rossi; M. Wilhelm; P. Schmidt

Publisher
John Wiley and Sons
Year
1965
Tongue
German
Weight
261 KB
Volume
48
Category
Article
ISSN
0018-019X

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✍ Donato Donati; Stefania Fusi; Fabio Ponticelli 📂 Article 📅 1998 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 281 KB

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.