Articles with "syntheses structural" as a keyword



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Syntheses, Structural Characterization, Reactivity, and Theoretical Studies on Some Heteroligand Oxoperoxotungstate(VI)

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Published in 2017 at "Journal of The Chinese Chemical Society"

DOI: 10.1002/jccs.201600192

Abstract: White microcrystalline diamagnetic oxoperoxotungstate(VI) complexes K[WO(O2 ) 2F]·H2O, K2 [WO(O2 )2(CO3 )]·H2O, [WO(O2 )(SO4 )(H2O)2] have been synthesized from reaction of Na2WO4 ·2H2O with aqueous HF, solid KHCO3 , aqueous H2SO4 (W:F− 1:3; W: CO3… read more here.

Keywords: so4 h2o; co3 h2o; h2o; syntheses structural ... See more keywords
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Syntheses, structural characterization and photoluminescence properties of {AsO 2 (OH)}-bridging arsenotungstates incorporating lanthanide ions

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Published in 2017 at "Journal of Solid State Chemistry"

DOI: 10.1016/j.jssc.2017.09.015

Abstract: Abstract Two {AsO2(OH)}-bridging lanthanide(Ln)-incorporated arsenotungstates (ATs) [H2N(CH3)2]8LnNa5 {[W3Ln2(H2O)8AsO8(OH)][B-α-AsW9O33]2}2·65H2O [Ln = ErIII (1), YbIII (2)] were synthesized by reaction of Na2WO4·2H2O, Ln(NO3)3·6H2O and NaAsO2 in the presence of dimethylamine hydrochloride. The common structural features of 1… read more here.

Keywords: photoluminescence properties; weight loss; step weight; syntheses structural ... See more keywords
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Self-assembled coordination polymers of Zn(II): Syntheses, structural diversity, luminescence properties and base catalysis

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Published in 2018 at "Polyhedron"

DOI: 10.1016/j.poly.2018.09.002

Abstract: Abstract Two new Zn(II) metal–organic networks, {[Zn(µ1-muco)(4bpdh)(H2O)]·H2O} (1) and {[Zn2(µ3-muco)2(µ-3bpdb)2(H2O)]·6H2O}n (2) (where, muco = trans,trans-muconate dianion, 4bpdh = 2,5-bis(4-pyridyl)-3,4-diaza-2,4-hexadiene and 3bpdb = 1,4-bis(3-pyridyl)-2,3-diaza-1,3-butadiene) were synthesized at room temperature. Single-crystal X-ray structural determination revealed that compound 1 possesses a 1D coordination polymeric… read more here.

Keywords: structural diversity; self assembled; assembled coordination; syntheses structural ... See more keywords
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Highly Substituted Acephenanthrylenes and Their π-Extended Derivatives: Syntheses, Structural Analyses, and Properties.

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Published in 2022 at "Organic letters"

DOI: 10.1021/acs.orglett.2c01778

Abstract: This investigation demonstrates that a series of (highly) substituted acephenanthrylenes (APs) 2, benzo[l]acephenanthrylene 3, and dicyclopenta[cd,mn]pyrene 4 are easily prepared by palladium-catalyzed cycloaromatization of 2,3-diethynylbiphenyls 1. The first nonpyrolysis synthesis of 4 by two-fold cycloaromatization… read more here.

Keywords: derivatives syntheses; extended derivatives; substituted acephenanthrylenes; syntheses structural ... See more keywords
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Highly Distorted Multiple Helicenes: Syntheses, Structural Analyses, and Properties.

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Published in 2023 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.3c01647

Abstract: A series of hexapole helicenes (HHs) and nonuple helicenes (NHs) were prepared from 1,3,5-tris[2-(arylethynyl)phenyl]benzene through two steps, namely, iodocyclization and subsequent palladium-catalyzed annulation with ortho-bromoaryl carboxylic acids. The crucial advantages of this synthetic method are… read more here.

Keywords: structural analyses; multiple helicenes; distorted multiple; helicenes syntheses ... See more keywords
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Syntheses and structural characterizations of the first coordination polymers assembled from the Ni(cyclam)2+ cation and the benzene-1,3,5-tricarboxylate linker

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Published in 2022 at "Acta Crystallographica Section E: Crystallographic Communications"

DOI: 10.1107/s2056989022009860

Abstract: The coordination polyhedra of the complex cations in the one-dimensional coordination polymers I and II represent tetragonally distorted NiN4O2 octahedra with the four N atoms of the azamacrocyclic cyclam ligand in the equatorial planes and… read more here.

Keywords: first coordination; characterizations first; coordination; structural characterizations ... See more keywords