Table 5.

The enthalpy ΔH^o and the entropy ΔS of the equilibrium isomerization processes SAP ↔ TSAP of the complexes [Ln(H₂O)_n(DOTA)]⁻ (Ln = Ho, Er, Tm, Yb, Lu)

Ln	K298	ΔHo, kJ/mol	ΔSo, J/mol × K	References
Ho	0.04 ± 0.01	20 ± 1.1	39 ± 5	[69]
Er	0.03	–	–	[60]
Tm	0.08	16.2 ± 0.9	33 ± 3	[60]
Yb	0.20	17.5 ± 0.7	45 ± 2	[60]
Lu	0.18	10.1 ± 0.1	18 ± 1	[60]