PALLADIUM-CATALYZED
Palladium catalyzed annulation of internal alkynes
... Palladium catalyzed annulation of internal alkynes Abstract A method is provided for the regioselective, palladium catalyzed carbo- or heteroannulation of internal alkynes by aryl iodide[r] ...
13
Manipulating Selectivity and Reactivity in Palladium-Catalyzed Oxidation Reactions
... To further probe the role of the oxygen atom, allylic and homoallylic aryl ethers of varied electronic profiles were prepared and evaluated under the reaction conditions. Inductive effects have recently been demonstrated ...
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Palladium Catalyzed Decarboxylative and Decarbonylative Transformations in the Synthesis of Fine and Commodity Chemicals
... a palladium-catalyzed enantioselective decarboxylative allylic alkylation of β-keto esters for the synthesis of α-quaternary ketones since ...our palladium-catalyzed decarboxylative allylic ...
532
Palladium Catalyzed Aerobic Oxidative Cyclization of ortho Vinylanilines with Isocyanides
... the palladium catalyzed aerobic oxidative cyclization (Scheme ...6). Palladium complex A, formed from Pd(OAc) 2 and isocyanide, reacts with amine in the presence of base to form complex ...of ...
11
The Design and Development of Palladium Catalyzed Aerobic Oxidative Transformations
... of palladium-catalyzed dehydrogenative transformations is an important area of research for our ...by palladium(II) for subsequent nucleophilic ...a palladium(II) oxidation system that clearly ...
694
Palladium-catalyzed coupling of aryl halides, non-conjugated dienes and carbon nucleophiles
... Palladium-catalyzed coupling of aryl halides, non-conjugated dienes and carbon nucleophiles Abstract The present invention provides a method for the alpha,omega-arylation/alkylation of a[r] ...
10
Palladium catalyzed α arylation of arylketones at low catalyst loadings
... Palladium-catalyzed bond forming reactions are nowadays one of the most common tools synthetic chemists employ, in industry as well as in academia. [1] Enormous resources have been directed into the ...
5
Development and Applications of the Palladium Catalyzed Enantioselective Oxidation of Secondary Alcohols
... first palladium-catalyzed enantioselective oxidation of secondary alcohols has been developed, utilizing the readily available diamine (–)-sparteine as chiral ligand and molecular oxygen as the sole ...
505
Effectual Direct Synthesis of Diversely Substituted 4- aryl/alkyl Coumarins by Palladium Catalyzed Oxidative Suzuki–Miyaura Coupling Jaydip Rajpara, Arpit Radadia, Yogesh Naliapara*
... In conclusion, we have developed an efficient protocol for the synthesis of 4-aryl/alkyl coumarins via palladium-catalyzed oxidative Suzuki-Miyaura coupling reaction of coumarins and diversely substituted ...
8
Applications of Palladium-Catalyzed Enantioselective Decarboxylative Alkylation in Natural Products Total Synthesis
... The enantioselective generation of all-carbon quaternary stereocenters is a challenge for the modern organic chemist. 1 A recent tool added to the arsenal of methods in this field has been ...
612
Mechanistic Investigations into the Palladium-Catalyzed Decarboxylative Allylic Alkylation of Ketone Enolates Using the PHOX Ligand Architecture
... Chapter 1—The History and Previous Investigations of Palladium-Catalyzed Decarboxylative Asymmetric Allylic Alkylation of Ketone Enolates Using the PHOX Ligand Architecture 2 Scheme 1.1.[r] ...
203
Carbene Based Palladium-catalyzed Mizoroki-Heck Reaction
... 1. (a.)Trost, B.M.; Verhoeven, T.R. Organopalladium Compounds in Organic Synthesis and in Catalysis. In Comprehensive Organometallic Chemistry. Wilkinson, G., Stone, F.G.A., Abel, E.W., Eds.; Pergamon: Oxford, UK; 8: ...
5
Studies in Palladium-Catalyzed Allylic Alkylation: Enantioselective Total Syntheses of Structurally Diverse Alkaloids
... for palladium-catalyzed allylic alkylation, namely dihydropyrido[1,2-a]indolones (DHPIs), has enabled divergent syntheses of multiple monoterpene indole ...
450
Part I: Chemoselective Palladium Catalyzed Reactions of Bifunctional 2-B(pin)-Substituted Allylic Acetate Derivatives Part II: Palladium Catalyzed Deprotonative Arylation of Azaarylmethyl Amines and Ethers
... high yields of 1,3-disubstituted allenes under mild conditions. While the allene formation reaction of enantioenriched 2-B(pin) allylic acetate provided the enantioenriched allene, palladium-catalyzed ...
438
Han, Wei (2011): Iron and Palladium Catalyzed C-H Functionalization. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... Although the above-mentioned processes offer attractive strategies to approach green, clean and efficient transformations, they are not the most straightforward methodologies for synthesizing biaryls due to the fact that ...
266
6162.pdf
... a palladium-catalyzed Heck-type reaction of alkyl iodides of broad substrate ...of palladium-catalyzed Heck reactions employing alkyl halide ...
307
Pd Catalyzed Microwave Irradiated Regioselective Aroylation Reaction of Crotyl and Allyltrifluoroborates
... the palladium-catalyzed cross-coupling reaction of crotyltriflu- oroborate (1a) and aroyl chlorides having electron donating groups in phenyl rings are ...
13
Atom-Economic Synthesis of 4-Pyrones from Diynones and Water
... Brønsted Acid-Catalyzed Propargylation/Cycloisomerization Tandem Reaction: One-Pot Synthesis of Substituted Oxazoles from Propargylic Alcohols and Amides. Palladium-Catalyzed Synthesis[r] ...
13
Thiopseudourea Ligated Palladium(II) Complexes: Synthesis, Characterization and Application as Catalysts for C-C Coupling and Heteroannulation Reactions
... for palladium catalyzed Suzuki reaction of aryl ...homogeneous palladium catalysts based on the simple N-donor ligands were designed and developed for the Suzuki reaction of ...active ...
11
How Language Policies and Practices Affect Classrooms in Schools and Colleges
... dimethanesulfonimide, and N–(methylsulfonyl)–benzenesulfonamide are discovered to open a variety of alkyl, aryl and heteroaryl–2–oxazoline rings to provide the sulfonimidation products in refluxing 1,4– dioxane. The ...
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