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Palladium-Catalyzed Selective Amination of Haloaromatics on KF
Palladium-Catalyzed Selective Amination of Haloaromatics on KF-Alumina Surface. Basudeb Basu,* Pralay Das, Ashish K. Nanda, Sajal Das, Sajal Sarkar.
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([email protected]) nanocomposite catalyzed synthesis of β-aryl and β .... Palladium- catalyzed selective amination of haloaromatics on KF-alumina surface. Synlett. 2005 ...
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Green Chemistry themed issue - RSC Publishing - Royal Society of
Nov 10, 2011 ... Regio-selective Pd-catalyzed arylation of ethylene glycol vinyl ether with aryl halides has been accomplished in aqueous medium. Aryl iodides and ... potassium fluoride as a base.24 This MW approach has been extended to .... the alumina surface using MW irradiation (Scheme 25).58. This approach ...
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Solid-Phase Organic Synthesis and Catalysis: Some Recent
Jul 7, 2013 ... first reaction was studied on the surface of KF/alumina is the ... Palladium- catalyzed C–N hetero cross-coupling reac- ... the reaction protocol has been extended to haloaromatics. ... polyamination, while lower amount of KF in KF/ alumina ... ever, the reactions in which two C–C bonds are selectively.
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Some Items of Interest to Process R & D Chemists and Engineers
Jan 4, 2013 ... N-aryl-α-imino esters, catalyzed by a Pd(II) chiral BOX system. ... SELECTIVE CROSS-COUPLING OF ORGANIC .... minutes. Basic fluoride salt, KF, demonstrated functional group ... secondary alkyl pinacol boronates undergo amination in good ..... the alumina balls is the key to obtain optimal activity of the.
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Get PDF (65K) - Wiley Online Library
alumina-supported potassium permanganate. 200 ... amidation of carboxylic acids 78 amide 160, 387f., 388 ... base-catalyzed transesterification 168 ... coupling of aryl halides 55 coupling .... KF±alumina 319 .... palladium-catalyzed reactions 334 .... selective hydrolysis of nitriles to amides 174 ... surface reaction 346.
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“Greener” chemical syntheses using mechanochemical mixing or
(MW) exposure of neat reactants (undiluted) catalyzed by the surfaces of ... A general greener approach to shape-selective generation .... KF-Alumina .... Reductive amination of carbonyls using clay-supported borohydride. ... acids with aryl halides (Scheme 18) (55b). ... biaryls employing palladium chloride as catalyst and.
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Recent applications of the Suzuki–Miyaura cross - CiteSeerX
cross-coupling reaction above the other Pd-catalysed cross- coupling reactions is ... in these solvents. Aryl halides (bromides or iodides) and triflates substituted.
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Environmentally benign un-catalyzed esterification of alcohols - iiste
A general and practical route for un-catalyzed esterification of alcohols using acetyl ... reactions which involved the carbonylation of aryl halides (Schoenberg 1974; ..... Iranpoor, N., Firouzabadi, H., Zolfigol, M. A.(1998), “Selective acetylation of ... Schoenberg, A., Heck, R. F.(1974), “Palladium catalyzed amidation of aryl, ...
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PDF (1621K) - Arkivoc
presence of KF-Al2O3 and under microwave irradiation, forming good yields ... The following Mo-catalyzed asymmetric allylic alkylation reactions (AAA ..... In the cross-coupling reactions of unprotected oxindoles 1 with aryl halides, Pd- and Cu -based .... Selective acylation of oxindole utilizing a variety of acyl chlorides was ...
[ oxindole-as-starting-material-in-organic-synthesis.pdf?c=ark;idno=5550190.p008.074 - Read/Download File

Synthesis and Functionalization of Indoles Through Palladium
Jul 13, 2005 ... Strategies in the Palladium-Catalyzed Synthesis of Indole Derivatives .... selectively the pyrrole ring contained in the indole system. .... ity of dimeric palladium complexes in amination reactions.27 ... aryl halides whereas electron- poor aryl halides re- .... on potassium fluoride doped alumina in the presence.
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Microwave Irradiated Solventless Sonogashira Reaction on Nickel
lyzed by nanosize nickel(0) powder on potassium fluoride–alumina ... palladium- catalyzed coupling of organic halides and pseudohalides with ... Negishi reaction ,[9] Kumada coupling,[10] and amination[11] in the last two ... reactants are coated onto surfaces which themselves absorb little or no micro- ..... aryl halides.
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Scientific Program - Poster Presentation
Jul 19, 2010 ... Formulation of Highly Selective Catalysts for the Direct Synthesis of H2O2 ... Hydrogenolysis of glycerol to 1,3-propanediol catalyzed by Pt/WO3/TiO2/SiO2 ... Effects of adding Cu/ZnO/Al2O3 to Pd/TiO2/Al2O3 for NOx reduction with CO ...... GP22-059 Gaik-Khuan Chuah KF/alumina: an effective catalyst for ...
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Rastvarači, kao hemijske supstance koje se u ogromnim - doiSerbia
Pure and crude glycerol is used as a solvent in both non-catalyzed and .... The β, β-diarylation of alkyl acrylates in the presence of air-stable palladium ... in glycerol and PEG-400, with the basic catalyst KF/Al2O3 [42]. ... The reductive amination of primary alcohols with nitrobenzenes was ... It can be produced by selective.
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