The utility of the chloride precursor [(salen′)Y(μ-Cl)(THF)] 2, 1 (salen′= N, N′-bis(3,5-di- tert-butylsalicylidene)ethylenediamine), in preparing amide, aryloxide, and organometallic derivatives of this ancillary ligand system is described. 1 reacts with KN(SiMe 3) 2 to form (salen′)Y[N(SiMe 3) 2](THF), 2, but does not readily form an aryloxide derivative by reaction with LiOAr′ (OAr′=2,6-di- tert-butylphenoxide). However, (salen′)Y(OAr′), 3, can be obtained by reaction of Y(OAr′) 3 with H 2salen′ and crystallizes from toluene–THF as (salen′)Y(OAr′)(THF), 4. 4 can also be prepared by reaction of 2 with HOAr′ in THF. The hexafluoroacetylacetonate (hfac) complex, (salen′)Y(hfac)(THF) 2, 5, and the organometallic derivative, (salen′)Y(C 5Me 5), 6, can be prepared by reaction of 1 with Na(hfac) and KC 5Me 5, respectively.