1H NMR. Crystals of 1, grown from un-dried acetone or dichloromethane, were yellow and dark orange, respectively; both contained a molecule of solvent (water in the yellow form) per two molecules of complex. The dark orange crystals are luminescent at room temperature and, upon heating (above 384 K), they lose the solvent molecule and change into an amorphous yellow powder. In both crystals the molecules
铂的阳离子烯烃络合物(II),[
氯铂酸(η 2烯烃)(N-N)] +,当螯合
配体是芳族二
亚胺顺利用α-甲基酮(CH反应3 C(O)R )在酸性条件下定量生成酮基物质[PtCl CH 2 C(O)R}(N–N)],同时消除了烯烃和质子。相反,当N–N是脂肪族二胺时,则不会发生反应。将所获得的络合物ketonyl(N-N = 1,10-
菲咯啉,R = CH 3,1,或CH 2 CH 3,1 '; N-N =
2,2'-联吡啶,R = CH 3,2,或CH 2 CH 3,2 ')已通过元素分析,ESI-MS和1 H NMR进行了全面表征。1的晶体由未干燥的
丙酮或
二氯甲烷生长而成的分别为黄色和深橙色。每两个复合物分子都包含一个溶剂分子(黄色形式的
水)。深橙色晶体在室温下发光,加热(超过384 K)后,它们失去溶剂分子,变成无定形黄色粉末。在两个晶体中,分子形成堆叠的柱状阵列。呈黄色形式时,柱轴从
法线平面向
菲咯啉平面倾斜27