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