@article {7073, title = {SYNTHESIS AND CHARACTERIZATION OF A PENTADENTATE SCHIFF-BASE N3O2 LIGAND AND ITS NEUTRAL TECHNETIUM(V) COMPLEX - X-RAY STRUCTURE OF (N,N{\textquoteright}-3-AZAPENTANE-1,5-DIYLBIS(3-(1-IMINOETHYL)-6-METHYL-2H-PYRAN-2,4(3H )-DIONATO)(3-)-O,O{\textquoteright},N,N{\textquoteright},N{\textquoteright}{\textquoteright})OXOTECHNETI}, journal = {Inorganic Chemistry}, volume = {30}, number = {26}, year = {1991}, note = {ISI Document Delivery No.: GX615Times Cited: 19Cited Reference Count: 35}, month = {Dec}, pages = {4915-4919}, type = {Article}, abstract = {{Preparations of a potentially pentadentate ligand, N,N{\textquoteright}-3-azapentane-1,5-diylbis(3-(1-iminoethyl)-6-methyl-2H-pyran-2,4-(3H )-dione) (H3apa), and its neutral technetium(V) complex, [TcO(apa)], are described. The C-13 and H-1 NMR, infrared, optical, and mass spectra of the pentadentate ligand and its technetium(V) complex are reported. The X-ray structure of [TcO(apa)] has been determined. Crystals are orthorhombic, space group Pbca, with a = 12.833 (2) angstrom}, keywords = {2+ CORE, AGENTS, CHEMISTRY, CRYSTAL-STRUCTURE, DONOR-ATOM SET, gallium, OXOTECHNETIUM(V) COMPLEXES, REACTIVITY, RHENIUM(V) OXO-COMPLEXES, S-METHYL DITHIOCARBAZATE}, isbn = {0020-1669}, url = {://A1991GX61500013}, author = {Liu, S. and Rettig, S. J. and Orvig, Chris} }