Results 41 to 50 of about 227,350 (349)

Molecular Diffusivity of Click Reaction Components: The Diffusion Enhancement Question [PDF]

open access: yes, 2021
Micrometer-sized objects are widely known to exhibit chemically-driven motility in systems away from equilibrium. Experimental observation of reaction-induced motility or enhancement in diffusivity at the much shorter length scale of small molecules is however still a matter of debate.
arxiv   +1 more source

Chemoselectivity of Tertiary Azides in Strain‐Promoted Alkyne‐Azide Cycloadditions [PDF]

open access: yesChemistry – A European Journal, 2018
AbstractThe strain‐promoted alkyne‐azide cycloaddition (SPAAC) is the most commonly employed bioorthogonal reaction with applications in a broad range of fields. Over the years, several different cyclooctyne derivatives have been developed and investigated in regard to their reactivity in SPAAC reactions with azides.
Hannes Mikula   +6 more
openaire   +6 more sources

Crystal structure of bis(azido-κN)bis(quinolin-8-amine-κ2N,N′)iron(II)

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2016
The search for new molecular materials with interesting magnetic properties using the pseudohalide azide ion and quinolin-8-amine (aqin, C9H8N2) as a chelating ligand, led to the synthesis and structure determination of the title complex, [Fe(N3)2(C9H8N2)
Fatima Setifi   +5 more
doaj   +1 more source

Five-Coordinated Geometries from Molecular Structures to Solutions in Copper(II) Complexes Generated from Polydentate-N-Donor Ligands and Pseudohalides

open access: yesMolecules, 2020
A novel series of mononuclear five-coordinated pseudohalido-Cu(II) complexes displaying distorted square bipyramidal: [Cu(L1)(NCS)2] (1), [Cu(L2)(NCS)2] (2) and [Cu(L3)(NCS)]ClO4 (5) as well as distorted trigonal bipyramidal: [Cu(isp3tren)(N3)]ClO4 (3), [
Franz A. Mautner   +6 more
doaj   +1 more source

Machine learning-guided computational screening of new bio-orthogonal click reactions [PDF]

open access: yesarXiv, 2022
Bio-orthogonal click chemistry has become an indispensable part of the biochemist's toolbox. Despite the wide variety of applications that have been developed in recent years, only a limited number of bio-orthogonal click reactions have been discovered so far, most of them based on (substituted) azides. In this work, we present a computational workflow
arxiv  

Isolation of bis(copper) key intermediates in Cu-catalyzed azide-alkyne "click reaction". [PDF]

open access: yes, 2015
The copper-catalyzed 1,3-dipolar cycloaddition of an azide to a terminal alkyne (CuAAC) is one of the most popular chemical transformations, with applications ranging from material to life sciences.
Bertrand, Guy   +3 more
core   +2 more sources

Regioselective and stoichiometrically controlled conjugation of photodynamic sensitizers to a HER2 targeting antibody fragment [PDF]

open access: yes, 2014
The rapidly increasing interest in the synthesis of antibody–drug conjugates as powerful targeted anticancer agents demonstrates the growing appreciation of the power of antibodies and antibody fragments as highly selective targeting moieties.
Boyle, Ross W.   +6 more
core   +1 more source

Bis{bis(azido-κN)bis[bis(pyridin-2-yl-κN)amine]cobalt(III)} sulfate dihydrate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2016
The search for new molecular materials with interesting magnetic properties, using the pseudohalide azide ion and di-2-pyridylamine (dpa, C10H9N3) as a chelating ligand, led to the synthesis and structure determination of the title compound, [Co(N3)2(dpa)
Fatima Setifi   +3 more
doaj   +1 more source

Asymmetric Synthesis of Photophore-Containing Lactisole Derivatives to Elucidate Sweet Taste Receptors

open access: yesMolecules, 2020
Lactisole, which has a 2-phenoxy propionic acid skeleton, is well-known as an inhibitor of sweet taste receptors. We recently revealed some of the structure–activity relationships of the aromatic ring and chiral center of lactisole.
Tomoya Nakagita   +5 more
doaj   +1 more source

4-[4-(Azidomethyl)phenyl]-2,6-diphenylpyridine

open access: yesIUCrData, 2019
The title compound, C24H18N4, crystallizes with three molecules in the asymmetric unit. In the crystal, weak C—H...π interactions link the molecules.
Xingwang Cheng   +4 more
doaj   +1 more source

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