TY - JOUR
T1 - {REIIICl3} core complexes with bifunctional single amino acid chelates
AU - Banerjee, Sangeeta Ray
AU - Wei, Lihui
AU - Levadala, Murali K.
AU - Lazarova, Neva
AU - Golub, Vladimir O.
AU - O'Connor, Charles J.
AU - Stephenson, Karin A.
AU - Valliant, John F.
AU - Babich, John W.
AU - Zubieta, Jon
PY - 2002/11/4
Y1 - 2002/11/4
N2 - The reactions of the Re(V) starting material [ReO(PPh3)2Cl3] with ligands of the type XN(Y)Z [X = Y = 2-pyridylmethyl, Z = -CH2CO2Et (L1Et), -CH2CH2CO2Et (L2Et), -CH2CH2CH2CH2CH (NHCO2But)CO2H (L3H); X = 2-pyridylmethyl, Y = 2-(1-methylimidazolyl)methyl, Z = -CH2CO2Et (L4Et)] yielded the Re(III) trichloride complexes of the type [ReCl3(LnR)]. The complexes are mononuclear, paramagnetic species with a facial geometry of the chloride ligands. The nitrogen donors of the tridentate LnR ligands complete the distorted octahedral coordination spheres of the complexes. Crystal data: [ReCl3(L1Et)] (1), monoclinic, C2/m, a = 16.088(3) Å, b = 9.980(2) Å, c = 12.829(2) Å, β = 91.384(3)°, Z = 4, Dcalc = 1.967 g/cm-3; [ReCl3(L4Et)] (4), monoclinic, C2/c, a = 22.880(1) Å, b = 7.4926(4) Å, c = 22.560(1) Å, β = 94.186(1)°, Z = 8, Dcalc = 2.001 g/cm-3.
AB - The reactions of the Re(V) starting material [ReO(PPh3)2Cl3] with ligands of the type XN(Y)Z [X = Y = 2-pyridylmethyl, Z = -CH2CO2Et (L1Et), -CH2CH2CO2Et (L2Et), -CH2CH2CH2CH2CH (NHCO2But)CO2H (L3H); X = 2-pyridylmethyl, Y = 2-(1-methylimidazolyl)methyl, Z = -CH2CO2Et (L4Et)] yielded the Re(III) trichloride complexes of the type [ReCl3(LnR)]. The complexes are mononuclear, paramagnetic species with a facial geometry of the chloride ligands. The nitrogen donors of the tridentate LnR ligands complete the distorted octahedral coordination spheres of the complexes. Crystal data: [ReCl3(L1Et)] (1), monoclinic, C2/m, a = 16.088(3) Å, b = 9.980(2) Å, c = 12.829(2) Å, β = 91.384(3)°, Z = 4, Dcalc = 1.967 g/cm-3; [ReCl3(L4Et)] (4), monoclinic, C2/c, a = 22.880(1) Å, b = 7.4926(4) Å, c = 22.560(1) Å, β = 94.186(1)°, Z = 8, Dcalc = 2.001 g/cm-3.
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U2 - 10.1021/ic020391d
DO - 10.1021/ic020391d
M3 - Article
C2 - 12401085
AN - SCOPUS:20244368918
SN - 0020-1669
VL - 41
SP - 5795
EP - 5802
JO - Inorganic Chemistry
JF - Inorganic Chemistry
IS - 22
ER -