Articles with "heavier group" as a keyword



Isolable Dipyrromethene‐Based Heavier Group 14 and 15 Element Complexes

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Published in 2024 at "European Journal of Inorganic Chemistry"

DOI: 10.1002/ejic.202300643

Abstract: Boron‐dipyrromethenes (BODIPYs) have attracted much attention owing to their unique properties and widespread applications; however, the incorporation of the heavier group 14 and 15 elements in the rigid dipyrromethene ligands remains limited. Herein, the dipyrromethene‐based… read more here.

Keywords: heavier group; dipyrromethene; group element; based heavier ... See more keywords

New structural motif of 18 valence electron molecules with a planar tetracoordinate heavier group 14 center: Unique stabilization effect of a π‐type skeleton

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Published in 2017 at "International Journal of Quantum Chemistry"

DOI: 10.1002/qua.25436

Abstract: Proposing new valence electron counting rules and new structural motifs are both very important in chemistry. In this work, we unexpectedly found that by introducing a π-type skeleton YCCY (Y = Al/Ga/In/Tl), a total of sixteen novel… read more here.

Keywords: type skeleton; chemistry; planar tetracoordinate; heavier group ... See more keywords
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Saturated Heavier Group 14 Compounds as σ -Electron-Acceptor (Z-Type) Ligands.

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Published in 2017 at "Chemical record"

DOI: 10.1002/tcr.201600061

Abstract: This review article describes the chemistry of transition-metal complexes containing heavier group 14 elements (Si, Ge, and Sn) as the σ-electron-acceptor (Z-type) ligands and discusses the characteristics of bonds between the transition metal and Z-type… read more here.

Keywords: electron acceptor; type; type ligands; acceptor type ... See more keywords

Beyond carbocations: Synthesis, structure and reactivity of heavier Group 14 element cations

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Published in 2017 at "Coordination Chemistry Reviews"

DOI: 10.1016/j.ccr.2016.11.017

Abstract: Abstract Carbocations represent one of the most active organic compounds. Many efforts have been paid in extending the chemistry of carbocations down the group to the heavier elements (Si, Ge, Sn and Pb). It has… read more here.

Keywords: element cations; group element; chemistry; group ... See more keywords

Multiple bonds of heavier group 14 compounds: H2CYX2 and HXCYX2 (X = F, Cl, Br and I, Y = Si and Ge)

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Published in 2020 at "Inorganica Chimica Acta"

DOI: 10.1016/j.ica.2020.119430

Abstract: Abstract The heavier group 14 compounds, H2CYX2 and HXCYX2 (X = F, Cl, Br and I, Y = Si and Ge), were investigated by ab initio method. Equilibrium geometries, energies and bonding properties of H2CYX2/HXCYX2 were analyzed. Bader’s atoms-in-molecule… read more here.

Keywords: bond; group compounds; compounds h2cyx2; h2cyx2 hxcyx2 ... See more keywords

Synthesis and redox catalysis of Carbodiphosphorane ligated stannylene

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-54321-y

Abstract: Heavier group 14 carbene analogues, exhibiting transition-metal-like behavior, display remarkable capability for small molecule activation and coordination chemistry. However, their application in redox catalysis remains elusive. In this paper, we report the synthesis and isolation… read more here.

Keywords: heavier group; carbodiphosphorane; synthesis; catalysis ... See more keywords

Ferrocenyl-substituted low-coordinated heavier group 14 elements.

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Published in 2020 at "Dalton transactions"

DOI: 10.1039/d0dt01426e

Abstract: Several examples of stable low-coordinated species of heavier group 14 elements (Si, Ge, Sb, Pb) such as divalent species and multiple-bond compounds have been reported. With the goal in mind to create unprecedented low-coordinated species… read more here.

Keywords: coordinated species; low coordinated; species heavier; group elements ... See more keywords

Aryldimethylelement cations of the heavier group 14 elements. An essentially three-coordinate plumbylium ion.

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Published in 2023 at "Chemical communications"

DOI: 10.1039/d3cc00397c

Abstract: The kinetically stabilized group 14 cations [RindEMe2][B(C6F5)4] (E = Si, Sn, Pb) were prepared and fully characterized (Rind = dispiro[fluorene-9,3'-(1',1',7',7'-tetramethyl-s-hydrindacen-4'-yl)-5',9''-fluorene). The deshielded heteronuclear NMR chemical shifts (δ(29Si) = 160.4, δ(119Sn) = 619.9, δ(207Pb) = 1549.5)… read more here.

Keywords: heavier group; aryldimethylelement cations; group; elements essentially ... See more keywords

Heavier group 15 elements: a new frontier in molecular switch development.

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Published in 2025 at "Dalton transactions"

DOI: 10.1039/d5dt01697e

Abstract: Molecular switches-compounds capable of reversibly interconverting between distinct states in response to external stimuli-are foundational to the design of dynamic functional materials. Classical switches based on carbon and lighter pnictogen frameworks, such as stilbenes, azobenzenes,… read more here.

Keywords: heavier group; group; group elements; molecular switches ... See more keywords

π-Conjugated polymers consisting of heavier group 13 elements

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Published in 2025 at "Polymer Chemistry"

DOI: 10.1039/d5py00116a

Abstract: π-Conjugated polymers containing heavier group 13 elements are emerging materials applicable to optoelectronic devices and inorganic synthesis. This review presents an overview of synthesis and optical properties of these polymers. read more here.

Keywords: heavier group; conjugated polymers; polymers consisting; group elements ... See more keywords
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Structures and bonding of C2X2Y q (X=Si,Ge,Sn,Pb; Y=C,Si,Ge,Sn,Pb; q = +1,0,−1): π-type templates for planar tetracoordinate heavier group 14 atoms

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Published in 2018 at "Molecular Physics"

DOI: 10.1080/00268976.2017.1417645

Abstract: ABSTRACT Contrasting the big family of the planar tetracoordinate carbon (ptC), species featuring the planar tetracoordinate heavier group element M (ptM) have been largely limited. Effective structural frameworks to accommodate such ptM centres are thus… read more here.

Keywords: tetracoordinate; type; tetracoordinate heavier; planar tetracoordinate ... See more keywords