. Author manuscript; available in PMC: 2011 Oct 11.

Published in final edited form as: Inorg Chem. 2006 Oct 2;45(20):8355–8364. doi: 10.1021/ic061262q

Table 1.

Relative stabilities of Gd-TREN-bisHOPO-TAM complexes versus DTPA.^*

complex	charge	pGd_L-pGd_DTPA	pGd
Gd-L1	−3	−1.97	17.1
Gd-L2	−2	− 1.21	17.9
Gd-L3	−2	− 0.46	18.6
Gd-L4	−1	+ 0.27	19.4
Gd-L5	−1	+ 0.28	19.4
Gd-L7	−1	+ 0.32	19.4
Gd-L8	0	+ 0.79	19.9
Gd-L9	+1	− 0.42	18.7

Experimental conditions: 0.1 M KCl, pH 7.4, 25 °C.