[PDF] Top 20 Copper mediated atom transfer radical cyclisation reactions
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Copper mediated atom transfer radical cyclisation reactions
... The effect of different N-pentyl-2-pyridylmethanimine NPMI derivatives upon the rate of copperI mediated atom transfer radical cyclisation ATRC of mono-bromo- and trichloro-acetamides we[r] ... See full document
266
Copper (I) mediated radical cyclisation novel approaches to nitrogen heterocycles
... Tandem radical cyclisation reactions have been catalysed using copper I chlorideibipy.19 For example, reaction of trichloroamide 38 with this catalyst at 40°C gave the diastereomeric bic[r] ... See full document
347
Radical mediated reactions of α bromo aluminium thioacetals, α bromothioesters, and xanthates for thiolactone synthesis
... of radical group transfer of xanthates ...in cyclisation reactions ...the cyclisation to proceed in the absence of a hydrogen atom donor and thus circumvents the problem ... See full document
11
Reducing catalyst loadings in radical cyclisation reactions and investigating atropisomerism in enamides
... of radical cyclisation reactions, in particular copper-mediated atom transfer radical cyclisations, and their synthetic utility in the formation of lactone and ... See full document
321
Water soluble triblock and pentablock poly(methacryloyl nucleosides) from copper mediated living radical polymerisation using PEG macroinitiators
... metal-mediated radical poly- merisation has increased enormously since its discovery ...using atom transfer radical polymerisation (ATRP) in a biphasic mix- ture [24], or homogeneous ... See full document
9
Hydrogen atom transfer‐mediated cyclisations of nitriles
... We also optimised for conversion of substrate 3, bearing an all-carbon side-chain, to ketone 4 (Table 2, see SI for further details), and discovered subtle differences compared to the N- linked substrate 1. Substrate 3 ... See full document
5
Synthesis of P4VP b PBLG Diblock Copolymers and Their Self Assembly Behavior
... by copper-mediated atom transfer radical polymeri- zation (ATRP) with a chlorine-containing alkyne bifunctional initiator, and the azido-terminated PBLG homopolymers were synthesized by ... See full document
9
Fluoroalkyl radical cyclisation reactions
... a-iodoalkyl radical may be achieved in similar fashion to the chlorine analogue, and the only examples of cyclisation have been published by the same researchers responsible for the work on chlorinated ... See full document
218
Dichloro{N (2,6 diisopropylphenyl) 2 [(di 2 pyridylmethyl)amino]ethanamido}iron(II) acetonitrile solvate
... for atom transfer reactions and controlled `living′ radical polymerizations (Kamigaito et ...prepare copper(I)– based atom transfer radical polymerization ... See full document
10
Radical aromatic cyclisation and substitution reactions
... the copper- mediated reaction was the regiomeric oxindole 336 it was necessary to make an authentic sample of this compound as ...the copper reaction to be the oxindole 336, (see Appendix ...amidyl ... See full document
275
In silico design of hydrazone antioxidants and analysis of their free radical-scavenging mechanism by thermodynamic studies
... hydrogen atom abstraction is more difficult at these positions in com- parison to the other ...free radical scavenge for MHD 022 is the 10-OH and 14-SH ... See full document
11
Living Radical Polymerization Catalysts: Synthesis, Application, and Utilization of Polymer Products in the Synthesis of Metal Nanoparticles
... intermediate radical that is formed during the RAFT mechanism 15-18 ...chain transfer to occur increasing the rate of ...chain transfer mechanisms that are expected with the use of vanadyl ...polymer ... See full document
216
Synthesis of Block Copolymers from Cellulose Nanoparticles via Atom Transfer Radical Polymerization
... condensation reactions or by addition reactions. 45 Condensation reactions involved the reaction of monomers which resulted in the loss of some small molecule, while addition reactions did not ... See full document
115
Title Kinetics, Synthesis and Characterization of Homo and Block Copolymers by Atom Transfer Radical Polymerization
... controlled/"living" atom transfer radical polymerization ...using copper(I)/N-alkyl-2-pyridylmethanimine ...by atom transfer radical ...by atom ... See full document
5
Copper mediated reversible deactivation radical polymerization in aqueous media
... of copper(I) halide and ligand with respect to the number of polymer ...high copper concentrations (typically ~5000 ppm or higher) can be disadvantageous due to the added cost of purification, potential ... See full document
34
Axially chiral enamides : rotation barriers, substituent effects, and cyclisation reactions
... organostannane cyclisation, anti-geometry resulted in the reduced product ...the cyclisation pathway (this would involve both a rotation of the aryl ring to bring it closer to the double bond, and the ... See full document
215
Iron(III) Mediated AGET ATRP of Methyl Methacrylate in the Absence of Additional Ligand
... Atom transfer radical polymerization is acknowledged to be among the methods of controlled radical polymeriza- tion; it is a simple technique of well-defined polymers synthesis with ... See full document
6
Recent Advances on Surface Modification of Halloysite Nanotubes for Multifunctional Applications
... Surface modification of natural halloysite clay nanotubes with 418.. Application as catalyst supports in the atom transfer radical polymerization of methyl 419[r] ... See full document
10
Atom transfer radical polymer-modified paper for improvement in protein fixation in paper-based ELISA
... A newly modified paper-based enzyme-linked immunosorbent assay (P-ELISA) was established by immobilizing more proteins on the paper surface through an atom transfer radical polymerization (ATRP) ... See full document
7
Dual roles for potassium hydride in haloarene reduction : CSNAr and SET reduction via organic electron donors formed in benzene
... arenes, mediated by a base (typically KOtBu) and an organic additive is now well established in the chemical ...this radical chain reaction is well characterized by the base-promoted homolytic aromatic ... See full document
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