large due to the exo/endo binding of the phosphate bridges. Complex 2 is a polymeric copper(II) derivative with helical [Cu(HPO4)]3 units surrounded by dpyam ligands and stabilized by intermolecular hydrogen bonds. Two nearest Cu(II) ions are bridged by a tridentate hydrogenphosphate group which is didentately coordinated to one copper(II) ion, and monodentately coordinated to another in an equatorial–equatorial
的含有配位体二-2-
吡啶基胺(dpyam)用单价H双
铜(II)配合物的晶体结构2 PO 4 -和二价HPO 4 2-氧代阴离子,[Cu(上dpyam)(μ-H 2 PO 4 -O ,O- ' )(H 2 PO 4)] 2(1)和[Cu(上dpyam)(μ 3 -HPO 4 -O,O- ' ,O“)] ñ(2)中,报告和通过X射线测定晶体学。通过dpyam与Cu(NO 3)反应获得双核Cu(II)配合物1。在
水-
乙醇(45/55)混合物中的2 ·3H 2 O和KH 2 PO 4。分子通过两个桥接的二齿
磷酸二氢酯基团(endo / exo)连接成双核单元,呈赤道-赤道构型,呈现出略微扭曲的方形锥体立体
化学。由于
磷酸盐桥的外/内结合,Cu-Cu的接触距离为5.136(2)Å,异常大。络合物2是具有螺旋[Cu(HPO 4)] 3的聚合
铜(II)衍
生物被dpyam
配体包围并被分子间氢键稳定的单