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Voie d'accès aux amino-5 isoxazoles substitués en 4 par un groupement SR

✍ Scribed by Francis Pochat


Publisher
Elsevier Science
Year
1980
Tongue
French
Weight
189 KB
Volume
21
Category
Article
ISSN
0040-4039

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Voie d'accès aux amino-3(5) pyrazoles su
✍ Francis Pochat 📂 Article 📅 1979 🏛 Elsevier Science 🌐 French ⚖ 192 KB

Reaction of hydrazine with bromoderivatives 1, obtained from aldehydes, gives alma t quantitatively 3(5)-aminopyrazoles 2 by "C NMR. \_. An approachofthe structure of 2 is attempted Nous voulons d6crire une m&hode d'acczs intgressante, a partir des ald&ydes, aux amino-3(5) pyrazoles 2 (R = alkyle o