Conversion des cis- et trans-pyrazolines en pyrazoles sur support minéral imprégné de nitrate ferrique ou cuivrique
作者:Khalid Bougrin、Mohamed Soufiaoui、Mohamed El Yazidi
DOI:10.1016/0040-4039(95)00682-3
日期:1995.6
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”.
使用廉价的粘土负载硝酸铁(III)“ Clayfen”或硝酸铜(II)“ Claycop”,在温和的反应条件下,由顺式和反式吡唑啉在二氯甲烷中以高收率制备吡唑。