Results 21 to 30 of about 236,434 (328)

Anion directed cation templated synthesis of three ternary copper(II) complexes with a monocondensed N2O donor Schiff base and different pseudohalides [PDF]

open access: yes, 2015
Three copper(II) complexes, [Cu2(L)2(μ1,1-N3)2] (1), [Cu2(L)2(μ1,1-NCO)2] (2) and [Cu(L)(μ1,5-dca)]n (3), where HL is a tridentate mono-condensed Schiff base, 1-(2-aminoethyliminomethyl)naphthalen-2-ol, and dca is dicyanamide, have been prepared and ...
Bhattacharyya, Anik   +4 more
core   +1 more source

Synthesis of a Molecular Charm Bracelet via Click Cyclization and Olefin Metathesis Clipping [PDF]

open access: yes, 2010
We describe the synthesis of a polycatenated cyclic polymer, a structure that resembles a molecular charm bracelet. Ruthenium-catalyzed ring-opening metathesis polymerization of an aminocontaining cyclic olefin monomer in the presence of a chain ...
Chan, Wing Yan   +4 more
core   +2 more sources

Synthesis of alpha-tetrasubstituted triazoles by copper-catalyzed silyl deprotection/azide cycloaddition

open access: yesBeilstein Journal of Organic Chemistry, 2015
Propargylamines are popular substrates for triazole formation, but tetrasubstituted variants have required multistep syntheses involving stoichiometric amounts of metal.
Zachary L. Palchak   +2 more
doaj   +1 more source

s-Triazine: A Privileged Structure for Drug Discovery and Bioconjugation

open access: yesMolecules, 2021
This review provides an overview of the broad applicability of s-triazine. Our many years working with this intriguing moiety allow us to discuss its wide activity spectrum (inhibition against MAO-A and -B, anticancer/antiproliferative and antimicrobial ...
Anamika Sharma   +4 more
doaj   +1 more source

2-(2-Azabicyclo[3.2.1]octa-3,6-dien-2-yl)-1,3-dimethoxyimidazolium hexafluoridophosphate

open access: yesIUCrData, 2016
The title salt, C12H16N3O2+·PF6−, was obtained by the dipolar cycloaddition of norbornadiene to 2-azido-1,3-dimethoxyimidazolium hexafluoridophosphate.
Simone Haslinger   +3 more
doaj   +1 more source

Synthesis of 4-(tert-Butyldimethylsilyl)-4,5,6,7-tetrahydro-[1,2,3]triazolo[1,5-a]pyridine

open access: yesMolbank, 2022
SN2 rection between 4-(tert-butyldimethylsilyl)hex-5-yn-1-yl 4-methylbenzenesulfonate and NaN3 in DMF at 80 °C provided (6-azidohex-1-yn-3-yl)(tert-butyl)dimethylsilane intermediate, which underwent in situ intramolecular thermal Huisgen azide–alkyne ...
Rasma Kroņkalne   +2 more
doaj   +1 more source

EPR and pulsed ENDOR study of intermediates from reactions of aromatic azides with group 13 metal trichlorides [PDF]

open access: yes, 2013
The reactions of group 13 metal trichlorides with aromatic azides were examined by CW EPR and pulsed ENDOR spectroscopies. Complex EPR spectra were obtained from reactions of aluminium, gallium and indium trichlorides with phenyl azides containing a ...
Bencivenni, G.   +4 more
core   +1 more source

Tetramethyl 1,1′-(2-[{4,5-bis(Methoxycarbonyl)-1H-1,2,3-triazol-1-yl}methyl]-2-[(4-methylphenyl)sulfonamido]propane-1,3-diyl)bis(1H-1,2,3-triazole-4,5-dicarboxylate)

open access: yesMolbank, 2021
A new compound tetramethyl 1,1′-(2-[{4,5-bis(methoxycarbonyl)-1H-1,2,3-triazol-1-yl}methyl]-2-[(4-methylphenyl)sulfonamido]propane-1,3-diyl)bis(1H-1,2,3-triazole-4,5-dicarboxylate) (3) was prepared in two steps starting from 2-((4-methylphenyl ...
Serigne Abdou Khadir Fall   +6 more
doaj   +1 more source

Coexistence of Spin Canting and Metamagnetism in a One-Dimensional Mn(II) Compound Bridged by Alternating Double End-to-End and Double End-On Azido Ligands and the Analog Co(II) Compound

open access: yesMagnetochemistry, 2021
Two new compounds of general formula [M(N3)2(dmbpy)] in which dmbpy = 5,5′-dimethyl-2,2′-bipyridine, and M = Mn(II) or Co(II), have been solvothermally synthesized and characterized structurally and magnetically.
Nesrine Benamara   +7 more
doaj   +1 more source

Electrochemical vicinal oxyazidation of α-arylvinyl acetates

open access: yesBeilstein Journal of Organic Chemistry, 2022
α-Azidoketones are valuable and versatile building blocks in the synthesis of various bioactive small molecules. Herein, we describe an environmentally friendly and efficient electrochemical vicinal oxyazidation protocol of α-arylvinyl acetates to afford
Yi-Lun Li   +3 more
doaj   +1 more source

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