Heteroleptic manganese compounds, [Mn(tmhd)(TMEDA)Cl] (1), [Mn(tmhd)(dmamp)] (2), Mn(tmhd)(edpa)(μ-THF) (3), [Mn(dmampea)(NEt)] (4), and Mn(dmampea)(Pr-MeAMD) (5), were synthesized and characterized. Compound 5 was a volatile liquid. Structural analysis revealed that 1-4 were dimers. Compounds 1 and 3, 2, and 4 had distorted octahedral, distorted trigonal-bipyramidal, and distorted tetrahedral geometries around the Mn centers, respectively. Based on thermogravimetric analysis, the residues of 2 and 3 were expected to be MnO and MnO, respectively. According to thermogravimetric analysis, 4 showed a higher residual value, whereas 5 exhibited a lower value than those expected for manganese nitrides.
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http://dx.doi.org/10.1039/d0ra05225f | DOI Listing |
IUCrdata
March 2024
School of Chemistry, Bharathidasan University, Tiruchirappalli 620 024, Tamilnadu, India.
The title compound, -di-bromido-tetra-kis-(5-methyl-1-pyrazole-κ )manganese(II), [MnBr(CHN)] or [Mn(3-MePzH)Br] () crystallizes in the triclinic space group with the cell parameters = 7.6288 (3), = 8.7530 (4), = 9.
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February 2023
Universität Innsbruck, Institut für Allgemeine, Anorganische und Theoretische Chemie, Innrain 80-82, 6020 Innsbruck, Austria.
The title compound, [Mn(CH)(CHO)]PF or [(Cht)Mn(Cp'COH)]PF, with Cht = cyclo-hepta-trienyl and Cp' = CH, is an air-stable, purple, heteroleptic, cationic sandwich complex with manganese in oxidation state +I and π-coordinating cyclo-hepta-trienyl and cyclo-penta-dienyl ligands. The latter ligand carries the carb-oxy-lic acid functionality. This 'tromancenium-8-carb-oxy-lic acid' with hexa-fluorido-phosphate as counter-ion represents a rare case of a cationic carb-oxy-lic acid.
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December 2022
School of Chemistry, Monash University, Clayton, VIC 3800, Australia.
A series of mononuclear lanthanoidate complexes isolated as [BuN][Ln(QCl)] 1Ln (QCl = 5-chloro-8-quinolinolate; Ln = Eu, Gd, Tb, Dy, Ho, and Er) have been prepared, characterised, and used as facile precursors to obtain a series of new heterobimetallic complexes as crystalline materials. Reaction of 1Ln with manganese nitrate forms [LnMn(QCl)] (2Ln, where Ln = Tb, Dy, Er and Yb) which have been structurally characterised in the cases of 2Tb and 2Yb. The heteroleptic trinuclear complex [Dy(QCl)Cl(OH)], 3, has also been obtained.
View Article and Find Full Text PDFOrganometallics
August 2021
Institute of General, Inorganic and Theoretical Chemistry, Center for Chemistry and Biomedicine, University of Innsbruck, Innrain 80-82, 6020 Innsbruck, Austria.
RSC Adv
August 2020
Thin Film Materials Research Center, Korea Research Institute of Chemical Technology (KRICT) 141 Gajeong-Ro, Yuseong-Gu Daejeon 34114 Republic of Korea
Heteroleptic manganese compounds, [Mn(tmhd)(TMEDA)Cl] (1), [Mn(tmhd)(dmamp)] (2), Mn(tmhd)(edpa)(μ-THF) (3), [Mn(dmampea)(NEt)] (4), and Mn(dmampea)(Pr-MeAMD) (5), were synthesized and characterized. Compound 5 was a volatile liquid. Structural analysis revealed that 1-4 were dimers.
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