time. These air-stable heterometallic PCCs, obtained in high yields from commercially available materials, were shown to remain stable in solution in their dinuclear [ZnIILnIIIL] form. Their catalytic activity was evaluated in various catalytic transformations including the Friedel–Crafts alkylation of 2-acyl imidazoles with indoles.
四的Zn / 4F多核协调集群(
PCC的)配制为[
锌II 2的Dy III 2大号2(CO 3)2(NO 3)2 ](1),[
锌II ý III L(NO 3)2(ø - van)(MeOH)](MeOH)[ 2(MeOH)]和[Zn II Ln III L(NO 3)2 Cl(EtOH)],其中Ln是Dy(3)和Y(4),其中H 2 L是双核席夫碱
配体制备了N,N′-双(3-甲氧基
水杨基)
环己烷-1,2-二胺和邻-van为邻-
香兰素,并首次对其进行了充分表征。这些可从市场上买到的材料以高收率获得的空气稳定的杂
金属
PCC,在其双核[Zn II Ln III L]形式下,在溶液中保持稳定。在各种催化转化中评估了它们的催化活性,包括2-
吲哚咪唑与
吲哚的Friedel-Crafts烷基化反应。