Tetrahedron Letters p. 4065 - 4068 (1995)
Update date:2022-09-26
Topics:
Bougrin, Khalid
Soufiaoui, Mohamed
Yazidi, Mohamed El
Pyrazoles are prepared from cis- and trans-pyrazolines with good yield in dichloromethane under mild reaction conditions using the inexpensive clay-supported iron (III) nitrate "Clayfen" or copper (II) nitrate "Claycop".
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