α-Ionone and 5,5,8-trimethyl-3,7-nonadien-2-one react with malononitrile in the presence of specially prepared hydrotalcite to afford the corresponding Knoevenagel condensation products with high yield and selectivity.
α-壬酮和 5,5,8-三甲基-3,7-壬二烯-2-酮与
丙二腈在特殊制备的
氢氧化铜存在下发生反应,以高收率和高选择性得到相应的克诺文纳格尔缩合产物。