Table 2.

Relaxivities (mM⁻¹ s⁻¹) per-ion of T₁-shortening contrast agents at 37 ºC (unless otherwise noted) and 1.4, 3, 4.7, 7, 9.4, and 11.7 T.

Complex	1.4	3.0	4.7	7.0	9.4	11.7	Reference
7	15.4	–	–	–	4.8	–	42
8	3.05	–	–	–	2.79	–	42
9	5.1a	–	–	–	5.5b	–	44
10	5.1a	–	–	–	5.2b	–	45
11	–	–	–	–	5.9c	–	46
13	7.4	–	7	–	5.8	4.9	47
14	9.9	–	8.3	–	6.1	4.9	47
15	12.2	–	9	–	6.1	4.7	47
16	7.1	–	7.3	–	5.1	4.5	47
17	10.6	–	7.5	–	5.7	4.5	47
18	12.3	–	9.2	–	6.6	5.5	47
19	–	–	–	–	6.4c	–	48
20	–	–	–	–	5.4c	–	48
21	–	–	–	7.20c	–	–	49
22	–	–	–	7.33c	–	–	49
23	–	–	–	6.65c	–	–	49
24	–	–	–	5.23c	–	–	49
25	3.67	4.84d	–	6.47e	–	3.34	50
26	4.39	6.31d	–	7.17e	–	4.80	50
27	2.09	3.94d	–	5.01e	–	2.65	50

^a40 °C,

^b21 °C,

^c25 °C,

^d19.8 °C,

^e19 °C