Table 1.

Rate and equilibrium constants of ligand-substitution reactions in acetone [72].

Ligand-substitution reaction	k298/M−1 s−1	log K
[Cu(68)]+ + 68 → [Cu(68)2]+	4 × 107 (in MeCN)	7.0
[Cu(67)2]+ + 68 → [Cu(67)(68)]+ + 67	1.8 × 103	3.7
[Cu(67)2]+ + 25 → [Cu(25)(67)]+ + 67	3.8 × 103	2.2
[Cu(67)2]+ + MeCN → [Cu(67)(MeCN)]+ + 67	1 × 102	≈-4.4
[Cu(67)2]+ + I− → [Cu(67)(I)] + 67	6 × 105	≈1.2
[Cu(67)(I)] + 68 → [Cu(67)(68)]+ + I−	2 × 106	≈2.5
[Cu(67)(MeCN)]+ + 25 → [Cu(25)(67)]+ + MeCN	≈1 × 107