Simulation strategies for unusual EPR spectra of binuclear mixed-valence manganese complexes: Synthesis, properties, and x-ray structures of the Mn sup II Mn sup III complexes (Mn sub 2 (bpmp)(. mu. -OAc) sub 2 )(ClO sub 4 ) sub 2 ter dot H sub 2 O and (Mn sub 2 (bcmp)(. mu. -OAc) sub 2 )(ClO sub 4 ) sub 2 ter dot CH sub 2 Cl sub 2
- Rutgers, The State Univ. of New Jersey, New Brunswick (USA)
- Univ. of Illinois, Urbana (USA)
- Univ. of California, San Diego (USA)
The preparation, single-crystal x-ray structures, variable-temperature magnetic susceptibility, and novel EPR data are presented for two mixed-valence Mn{sup II}Mn{sup III} complexes. (Mn{sub 2}(bpmp)({mu}-OAc){sub 2})(ClO{sub 4}){sub 2}{center dot}H{sub 2}O, where bpmp{sup {minus}} is the monoanion of 2,6-bis(bis(2-pyridylmethyl)aminomethyl)-4-methylphenol, crystallizes in the monoclinic space group P2{sub 1}/n with a = 12.493 (1) {angstrom}, b = 21.583 (2) {angstrom}, c = 16.631 (2) {angstrom}, {beta} = 95.31 (1){degree}, Z = 4; R{sub F} = 0.061 and R{sub wF} = 0.085 for 4298 unique reflections (I > 3{sigma}(I)) at 297 (1) K. (Mn{sub 2}(bcmp)({mu}-OAc){sub 2})(ClO{sup {minus}}{sub 4}){sub 2}{center dot}CH{sub 2}Cl{sub 2}, where bcmp{sup {minus}} is the monoanion of 2,6-bis(1,4,67-triazacyclonon-l-ylmethyl)-4-methylphenol, crystallizes in the orthorhombic space group Pca2{sub 1} with a = 19.273 (1) {angstrom}, b = 15.155 (1) {angstrom}, c = 13.749 (3) {angstrom}, Z = 4; R{sub F} = 0.074 and R{sub wF} = 0.085 for 2324 unique reflections (I > 3{sigma}(I)) at 296 (1) K.
- OSTI ID:
- 6725864
- Journal Information:
- Journal of the American Chemical Society; (USA), Journal Name: Journal of the American Chemical Society; (USA) Vol. 111:14; ISSN 0002-7863; ISSN JACSA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
360102* -- Metals & Alloys-- Structure & Phase Studies
360104 -- Metals & Alloys-- Physical Properties
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400200 -- Inorganic
Organic
& Physical Chemistry
CALCULATION METHODS
COMPLEXES
CRYSTAL STRUCTURE
DATA
DATA ANALYSIS
EXPERIMENTAL DATA
INFORMATION
MAGNETIC PROPERTIES
MAGNETIC SUSCEPTIBILITY
MANGANESE COMPLEXES
MEASURING INSTRUMENTS
MEASURING METHODS
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANOMETALLIC COMPOUNDS
PHYSICAL PROPERTIES
SYNTHESIS
TRANSITION ELEMENT COMPLEXES