@article {3750, title = {Highly symmetric group 13 metal-phosphinato complexes: Multinuclear NMR (Al-27, P-31, Ga-71) determination of stability constants at low pH}, journal = {Journal of the American Chemical Society}, volume = {118}, number = {43}, year = {1996}, note = {ISI Document Delivery No.: VQ089Times Cited: 12Cited Reference Count: 56}, month = {Oct}, pages = {10446-10456}, type = {Article}, abstract = {{An N4O3 tripodal tren-based (aminomethylene)phosphinato ligand tris(4-(phenylphosphinato)-3-methyl-3-azabutyl)amine (H(3)ppma) has been synthesized, and its complexation properties with the group 13 metals Al, Ga. and In have been investigated. The molecular structure of the indium complex [In(H(3)ppma)(2)](NO3)(3) . 3H(2)O (C60H96InN11O24P6) has been solved by X-ray methods; the complex crystallizes in the trigonal space group R(3) over barc$, with a = 18.984(3) Angstrom}, keywords = {ACID, AL(III), aluminum, AMINE PHENOL LIGANDS, AQUEOUS-SOLUTION, COMPLEXES, gallium, IONS, LANTHANIDE(III), NUCLEAR-MAGNETIC-RESONANCE, PHOSPHONODIPEPTIDES}, isbn = {0002-7863}, url = {://A1996VQ08900015}, author = {Lowe, M. P. and Rettig, S. J. and Orvig, Chris} }