Browsing by Author "GARLAND, MT"
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- ItemMAGNETOSTRUCTURAL CHARACTERIZATION OF A MONOHYDROXO-BRIDGED, 1,1,2,2-TETRAKIS(2-PYRIDYL)ETHYLENE-BRIDGED COPPER(II) DIMER(1991) SPODINE, E; MANZUR, J; GARLAND, MT; KIWI, M; PENA, O; GRANDJEAN, D; TOUPET, LThe molecular structure of [Cu2(dpm)2L(OH)][ClO4]3.2H2O [dpm = di(2-pyridyl)methane; L = 1,1,2,2-tetrakis(2-pyridyl)ethylene] has been determined by single-crystal X-ray diffraction: triclinic, space group P-1, a = 11.685(3), b = 14.569(2), c = 15.509(4) angstrom, alpha = 87.97(2), beta = 73.34(2), gamma = 74.15(1)-degrees and Z = 2. The copper co-ordination geometry can be described as a square-based pyramid with the two copper(ll) centres bridged by two groups, N-C-C=C-C-N from L and the hydroxide ion. The bridging angle Cu-O-Cu is 137.9(4)-degrees and the copper centres are separated by 3.663(3) angstrom. Magnetic susceptibility data collected as a function of temperature (5-400 K) are indicative of a relatively strong antiferromagnetic interaction (2J almost-equal-to -360 cm-1).
- ItemNEW OXOVANADIUM COMPLEXES COORDINATED TO A FAC-TRIDENTATE ORGANOMETALLIC LIGAND AND X-RAY CRYSTAL-STRUCTURE OF [ETA-CPCO(P(O)(OC2H5)2)3VO(ACAC)] - THEIR ROLE IN OXIDATIVE CATALYSIS(1985) ROMAN, E; TAPIA, F; BARRERA, M; GARLAND, MT; LEMAROUILLE, JY; GIANNOTTI, C
- ItemPIANO-STOOL ACYLCYCLOPENTADIENYL IRON COMPLEXES - PHOTOLYTIC SYNTHESES AND X-RAY CRYSTAL-STRUCTURE OF [FE(ETA-5-C5H4COME)(DPPE)(NCME)]PF6(1990) RUIZ, J; GONZALEZ, MA; ROMAN, E; GARLAND, MT
- ItemSYNTHESIS, REDOX PROPERTIES, AND CRYSTAL-STRUCTURES OF THE DIPHENYLPHOSPHINOMETHANEIRON(II) COMPLEXES [FECP(DPPM)(CO)]+PF6-, [FECP(DPPM)(CH3CN)]+PF6-(1989) RUIZ, J; GARLAND, MT; ROMAN, E; ASTRUC, D