Sequestration of Alkyltin(IV) Compounds in Aqueous Solution: Formation, Stability, and Empirical Relationships for the Binding of Dimethyltin(IV) Cation by N- and O-Donor Ligands

Table 10

pL₅₀values for the sequestration of dmt by various ligands, at pH = 6.5, t = 25°C and different ionic strengths.

𝐼/molL^−1	pL50^(a)
	en	ptr	paam	sper	pei	asp
0.10	2.10	2.78	2.89	2.76	3.18	1.52
0.25	2.10	2.76	2.67	2.70	3.06	1.61
0.50	2.10	2.75	2.48	2.66	2.96	1.82
0.75	2.10	2.72	2.37	2.69	2.97	2.05
1.00	2.09	2.70	2.32	2.77	2.87	2.32

(a)±0.01-0.02 standard deviation.