Table 4.

Formulae and coordination modes of the bicinate(−1, − 2, − 3) groups of the structurally characterized metal complexes containing various forms of bicine as ligands.

Complexa	Coordination modesb	References
[Cu(bicH2)2]	1.10101	[25, 26]
[Ni(bicH2)2]	1.10101	[27]
[CuCl(bicH2)]	1.10111	[28]
{[Cu(bicH2)](ClO4)}n	2.11111	[29]
[Cu(SCN)(bicH2)]n c	1.10111	[30]
[CuBr(bicH2)]	1.10111	[31]
[CuBr(bicH2)(H2O)]	1.10111	[31]
[Mn2Cl2(bicH2)2]n	2.11111	[32]
{[Mn2(bicH2)2(H2O)2]Br2}n	2.21111	[33]
[Cu(bicH2)(bzimH)](ClO4)d	1.10111	[34]
[Cu(bicH2)(Iq)](ClO4)e	1.10111	[34]
{[La(bicH2)2]Cl}n	1.10111, 2.11111	[35]
[Gd(O2CMe)(bicH2)(phen)(H2O)](ClO4)	1.10111	[11]
[Fe6(bic)6]	3.10221	[19]
[ReCl(bicH2){N = NC(O)Ph}(PPh3)]	1.10101	[36]
[ReOCl(bicH)(PPh3)]	1.10101	[37]
(Et2NH2)2[Fe6O2(OH)2(O2CCMe3)8(bic)2]	3.10221	[20]
[Fe12O4(O2CCMe3)8(bic)4(bicH)4]	3.10221f, 2.10211g, 4.11301g	[20]
[Cd2(O2CPh)2(bicH2)2]n	2.21111	This paper

^aSolvate and other lattice molecules have been omitted.

^bUsing the Harris notation in [10].

^cThe Cu^II ions are bridged by the SCN⁻ ligands.

^dbzimH: benzimidazole.

^eIq: isoquinoline.

^fFor the bic³⁻ ligands.

^gFor the bicH²⁻ ligands.