of the 2-D 31P CPCOSY technique, and a strong inverse correlation was found between 1J(107/109Ag,31P) and the Ag–P bond length. IR and Raman studies show that the effect of a bound proton on the vibrational frequencies of EO42− is much greater than that of an attached metal atom.
[Ag 2(PPh 3)4(
EO 4)]·2H 2 O(E = S 1或Se 2)的晶体结构表明,它们包含具有三个的[Ag 2(PPh 3)4(
EO 4)]单元。 -配位的
银和
EO 4 2-通过两个氧原子桥接两个
银原子。配合物[Ag(PPh 3)2(H
EO 4)]·H 2 O(E = S 3或Se 4)含有[Ag(PPh 3)2(H
EO4)]在分子H
EO 4 -是末端由单个氧原子键合到该
银原子。络合物[
银(PPH 3) 2(H 2 PO 4)]·2EtOH 5包含将[Ag(PPH 3) 2(H 2 PO 4)]分子其中H 2 PO 4 -的末端结合到
银原子,这基本上是三个坐标。异核1 J( 107/109 Ag, 31 P)和同核2 J( 31 P, 31P)这些化合物的自旋-自旋偶合常数是通过分析其高(9.40 T)和极高电场(17.62 T)来确定的 31 P C
PMAS NMR光谱,借助2-D