Ligand

N,N''-Di(2-hydroxybenzyl)ethylenediamine-N,N''-diacetic acid monohydrochloride hydrate HBED.

N,N''-Di(2-hydroxybenzyl)ethylenediamine-N,N''-diacetic acid monohydrochloride hydrate HBED.

N,N''-Di-t-butyl-2,3-diaminobutane.

N,N''-Di-t-butyl-2,3-diaminobutane.

N,N'-Bis(2-mercaptoethyl)isophthalamide.

N,N'-Bis(2-mercaptoethyl)isophthalamide.

N,N'-Bis(2-mercaptoethyl)isophthalamide.

explanation：N,N′-Bis(salicylidene)-1,2-phenylenediamine is a tetradentate Schiff base. It is also called as salophen. It serves as a chelating agent for metal ions such as Fe(II/III), Mn(II/III),Co(II), Ni(II), Zn(II) and Cu(II).

explanation：N,N′-Bis(salicylidene)-1,2-phenylenediamine is a tetradentate Schiff base. It is also called as salophen. It serves as a chelating agent for metal ions such as Fe(II/III), Mn(II/III),Co(II), Ni(II), Zn(II) and Cu(II).

explanation：N,N′-Bis(salicylidene)-1,2-phenylenediamine is a tetradentate Schiff base. It is also called as salophen. It serves as a chelating agent for metal ions such as Fe(II/III), Mn(II/III),Co(II), Ni(II), Zn(II) and Cu(II).

explanation：N,N′-Bis(salicylidene)-1,2-phenylenediamine is a tetradentate Schiff base. It is also called as salophen. It serves as a chelating agent for metal ions such as Fe(II/III), Mn(II/III),Co(II), Ni(II), Zn(II) and Cu(II).

N,N'-Di([1,1'-biphenyl]-2-yl)ethanediamide.