Table 1.

³¹P NMR parameters. Δδ(³¹P )(ppm) = δ (³¹P _complex) − δ(³¹P _ligand) (ppm) * doublet, ** doublet of doublets. In brackets ¹J(Ag-P) in Hz.

	Δδ(31P ) ppm (CDCl3)	Δδ(31P ) ppm (DMSO)
[HB(pz)3]Ag(PTA) (1)	20.5 * (605)	23.8
[HB(pz)3]Ag(DAPTA) (2)	23.1	24.7 * (605)
[HB(pz)3]Ag(PTA-SO2)(3)	24.4	26.6
[HB(pz)3]Ag(PCN) (4)	35.0 *(635)	31.9 * (664)
[HB(pz)3]Ag(PPh3) (5)	22.8 ** (1J(P, 107Ag) = 613 Hz, 1J(P, 109Ag) = 692 Hz)	20.8 * (ca 680)