Results 21 to 30 of about 2,345 (263)

Tetrabromoethane as σ-Hole Donor toward Bromide Ligands: Halogen Bonding between C2H2Br4 and Bromide Dialkylcyanamide Platinum(II) Complexes

open access: yesCrystals, 2021
The complexes trans-[PtBr2(NCNR2)2] (R2 = Me21, (CH2)52) were cocrystallized with 1,1,2,2-tetrabromoethane (tbe) in CH2Cl2 forming solvates 1·tbe and 2·tbe, respectively. In both solvates, tbe involved halogen bonding, viz. the C–Br···Br–Pt interactions,
Anna M. Cheranyova, Daniil M. Ivanov
doaj   +1 more source

COMF: Comprehensive Model-Fitting Method for Simulating Isothermal and Single-Step Solid-State Reactions

open access: yesCrystals, 2020
It is well known that the implementation of the conventional model-fitting (CMF) method leads to several indistinguishable ‘best’ candidate models (BCMs) for a single-step isothermal solid-state reaction (ISSR), meaning that subjective ...
Yannis Vasilopoulos   +2 more
doaj   +1 more source

Solvation Dynamics in Water. 4. On the Initial Regime of Solvation Relaxation [PDF]

open access: yesThe Journal of Physical Chemistry B, 2020
It is shown, by means of numerical and analytic work, that initial molecular momenta play little significant role in the initial fast solvation relaxation that follows electronic excitation of, and charge creation for, a standard model system of a solute in water. Instead, the nonequilibrium dynamics are predominantly described by noninertial "steering"
Rossend Rey, James T. Hynes
openaire   +4 more sources

Structure–property relations of a unique and systematic dataset of 19 isostructural multicomponent apremilast forms

open access: yesIUCrJ, 2022
The structure–property relations are examined for apremilast cocrystals and solvates in this work. A unique and large dataset of multicomponent crystal forms is presented including 7 cocrystals and 12 solvates.
Jan Jirát   +5 more
doaj   +1 more source

Febuxostat-Minoxidil Salt Solvates: Crystal Structures, Characterization, Interconversion and Solubility Performance

open access: yesCrystals, 2018
Three febuxostat-minoxidil salt solvates with acetone (ACE), tetrahydrofuran (THF) and isopropanol (IPA) are synthesized by solvent-assisted grinding and characterized by infrared (IR), nuclear magnetic resonance (1H-NMR), single crystal and powder X-ray
Li-Yang Li   +6 more
doaj   +1 more source

Energetics of Li+ Coordination with Asymmetric Anions in Ionic Liquids by Density Functional Theory

open access: yesFrontiers in Energy Research, 2021
The energetics, coordination, and Raman vibrations of Li solvates in ionic liquid (IL) electrolytes are studied with density functional theory (DFT).
Drace Penley   +3 more
doaj   +1 more source

A new solvate of clonixin and a comparison of the two clonixin solvates

open access: yesRSC Advances, 2021
A new solvate of clonixin ( CLX ), a dimethylacetamide (DMA) solvate, has been obtained by crystal growth in DMA.
Yunping Zhoujin   +5 more
openaire   +3 more sources

Hidden Solvates and Transient Forms of Trimesic Acid

open access: yesCrystals, 2020
This article discusses the formation of trimesic acid (TMA) solvates with ethanol, isopropyl alcohol and dimethylformamide via liquid-assisted grinding and slurry experiments.
Martin R. Ward, Iain D. H. Oswald
doaj   +1 more source

The Phenomenon of Self-Induced Diastereomeric Anisochrony and Its Implications in NMR Spectroscopy

open access: yesMolecules, 2023
Nuclear magnetic resonance (NMR) spectroscopy is an analytical technique largely applied in the analysis of discrimination processes involving enantiomeric substrates and chiral agents, which can interact with the analyte either via covalent bonding or ...
Federica Aiello   +3 more
doaj   +1 more source

Synthesis, crystal structure and thermal properties of tetrakis(3-methylpyridine-κN)bis(thiocyanato-κN)nickel(II)

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2023
Reaction of Ni(NCS)2 with 3-methylpyridine in water leads to the formation of crystals of the title compound, [Ni(NCS)2(C6H7N)4]. All of them are of poor quality and non-merohedrally twinned but a refinement using data in HKLF-5 format leads to a ...
Christian Näther   +2 more
doaj   +1 more source

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