Synthesis and physico-chemical studies on neodymium(III) and samarium(III) complexes with tetraaza macrocyclic ligands
Reactions of neodymium trichloride and samarium trichloride with 6,7,13,14-R/sub 4/ - 3,10-X/sub 2/-(14)-5,7,12,14-tetraene-1,5,8,12-N/sub 4/-(2,4,9,11-N/sub 4/) (R = CH/sub 3/, X = 0 (L/sub 1//sup (1)/); R = C/sub 6/H/sub 5/, X = O (L/sub 1//sup (2)/); R = CH/sub 3/, X = S(L/sub 2//sup (1)/)) and R = C/sub 6/H/sub 5/, X = S(/sub 2//sup (2)/)) have been studied in ethanol and complexes of the type (M(L/sub 1//sup (1)/ or L/sub 1//sup (2)/))Cl/sub 3/ and (M(L/sub 2//sup (1)/ or L/sub 2//sup (2)/)(H/sub 2/O)/sub 2/)Cl/sub 3/ (M = Nd(III) and Sm(III)) have been isolated. In addition, macrocyclic complexes of Nd(III) and Sm(III) with another series of tetraaza ligands, viz, 5,6,11,12-R/sub 4/-3,8-X/sub 2/-(12)-4,6,10,12-tetraene-1,4,7,10-N/sub 4/-(2,9-N/sub 2/) (R = CH/sub 3/, X = O (L/sub 3//sup (1)/); R = C/sub 6/H/sub 5/, X = O(L/sub 3//sup (2)/); R = CH/sub 3/, X = S(L/sub 4//sup (1)/); R = C/sub 6/H/sub 5/, X = S(L/sub 4//sup (2)/)), formulated as (M(L/sub 3//sup (1)/, L/sub 3//sup (2)/, L/sub 4//sup (1)/ or L/sub 4//sup (2)/)(H/sub 2/O)/sub 2/)Cl/sub 3/ (M = Nd(III) and Sm(III)) have been prepared by template condensation of Nd(III) and Sm(III) complexes of diacetylbis(semicarbazonethiosemicarbazone) or benzilibis(semicarbazonethiosemicarbazone) with diacetyl or benzil. The complexes have been identified by elemental analysis, electrical conductance, spectral and thermal measurements.
- Research Organization:
- Univ. of Gorakhpur (India)
- OSTI ID:
- 7148632
- Journal Information:
- J. Coord. Chem.; (United States), Vol. 17:3
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
AZAARENES
CHEMICAL PREPARATION
QUALITATIVE CHEMICAL ANALYSIS
STRUCTURAL CHEMICAL ANALYSIS
NEODYMIUM CHLORIDES
SAMARIUM CHLORIDES
ABSORPTION SPECTROSCOPY
COMPLEXES
DIFFERENTIAL THERMAL ANALYSIS
ELECTRIC CONDUCTIVITY
EXPERIMENTAL DATA
INFRARED SPECTRA
LIGANDS
MAGNETIC SUSCEPTIBILITY
NUCLEAR MAGNETIC RESONANCE
THERMAL GRAVIMETRIC ANALYSIS
AROMATICS
CHEMICAL ANALYSIS
CHLORIDES
CHLORINE COMPOUNDS
DATA
ELECTRICAL PROPERTIES
GRAVIMETRIC ANALYSIS
HALIDES
HALOGEN COMPOUNDS
HETEROCYCLIC COMPOUNDS
INFORMATION
MAGNETIC PROPERTIES
MAGNETIC RESONANCE
NEODYMIUM COMPOUNDS
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
PHYSICAL PROPERTIES
QUANTITATIVE CHEMICAL ANALYSIS
RARE EARTH COMPOUNDS
RESONANCE
SAMARIUM COMPOUNDS
SPECTRA
SPECTROSCOPY
SYNTHESIS
THERMAL ANALYSIS
400201* - Chemical & Physicochemical Properties