Relativistic heavy-neighbor-atom effects on NMR shifts: Concepts and trends across the periodic table

J Vı́cha, J Novotny, S Komorovsky, M Straka… - Chemical …, 2020 - ACS Publications
Chemical shifts present crucial information about an NMR spectrum. They show the
influence of the chemical environment on the nuclei being probed. Relativistic effects …

Carbon-13 NMR chemical shift: a descriptor for electronic structure and reactivity of organometallic compounds

CP Gordon, C Raynaud, RA Andersen… - Accounts of chemical …, 2019 - ACS Publications
Conspectus Metal-bonded carbon atoms in metal–alkyl, metal–carbene/alkylidene, and
metal–carbyne/alkylidyne species often show significantly more deshielded isotropic …

Relativistic effects on the chemical bonding properties of the heavier elements and their compounds

A Das, U Das, AK Das - Coordination Chemistry Reviews, 2023 - Elsevier
It is now well established that the relativistic effects strongly influence the properties of the
heavier elements, specially the heavier elements of d-and f-block and also the heavier main …

Computational protocols for calculating 13C NMR chemical shifts

LB Krivdin - Progress in nuclear magnetic resonance spectroscopy, 2019 - Elsevier
The most recent results dealing with the computation of 13 C NMR chemical shifts in
chemistry (small molecules, saturated, unsaturated and aromatic compounds, heterocycles …

Molecular and silica-supported molybdenum alkyne metathesis catalysts: Influence of electronics and dynamics on activity revealed by kinetics, solid-state NMR, and …

DP Estes, CP Gordon, A Fedorov… - Journal of the …, 2017 - ACS Publications
Molybdenum-based molecular alkylidyne complexes of the type [MesC Mo {OC (CH3) 3–x
(CF3) x} 3](MoF 0, x= 0; MoF 3, x= 1; MoF 6, x= 2; MoF 9, x= 3; Mes= 2, 4, 6-trimethylphenyl) …

Elucidating the Link between NMR Chemical Shifts and Electronic Structure in d0 Olefin Metathesis Catalysts

S Halbert, C Copéret, C Raynaud… - Journal of the American …, 2016 - ACS Publications
The nucleophilic carbon of d0 Schrock alkylidene metathesis catalysts,[M]= CHR, display
surprisingly low downfield chemical shift (δiso) and large chemical shift anisotropy. State-of …

Quantum chemical approaches to the calculation of NMR parameters: From fundamentals to recent advances

IL Rusakova - Magnetochemistry, 2022 - mdpi.com
Quantum chemical methods for the calculation of indirect NMR spin–spin coupling constants
and chemical shifts are always in progress. They never stay the same due to permanently …

Halogen bonding in solution: NMR spectroscopic approaches

D von der Heiden, A Vanderkooy, M Erdelyi - Coordination Chemistry …, 2020 - Elsevier
A halogen bond is a non-covalent interaction between an electron deficient halogen atom
and a nucleophilic region of a molecule [1]. The halogen bearing molecule is referred to as …

Structure, solvent, and relativistic effects on the NMR chemical shifts in square-planar transition-metal complexes: assessment of DFT approaches

J Vícha, J Novotný, M Straka, M Repisky… - Physical Chemistry …, 2015 - pubs.rsc.org
The role of various factors (structure, solvent, and relativistic treatment) was evaluated for
square-planar 4d and 5d transition-metal complexes. The DFT method for calculating the …

Relativistic spin–orbit heavy atom on the light atom NMR chemical shifts: general trends across the periodic table explained

J Vícha, S Komorovsky, M Repisky… - Journal of Chemical …, 2018 - ACS Publications
The importance of relativistic effects on the NMR parameters in heavy-atom (HA)
compounds, particularly the SO-HALA (Spin–Orbit Heavy Atom on the Light Atom) effect on …