Shaw, 1998 - Google Patents
Speculations on new mechanisms for Heck reactionsShaw, 1998
- Document ID
- 7058615872874269206
- Author
- Shaw B
- Publication year
- Publication venue
- New Journal of Chemistry
External Links
Snippet
A mechanism for the olefination reaction is proposed, involving PdII/PdIV, in which a key step is reversible nucleophilic attack on the PdII-coordinated olefin to give an electron-rich σ- alkyl-or, with carbonate, a chelated σ-dialkyl-complex, which then oxidatively adds the …
- 238000007341 Heck reaction 0 title description 10
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1805—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0201—Oxygen-containing compounds
- B01J31/0204—Ethers
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Shaw | Speculations on new mechanisms for Heck reactions | |
Mori et al. | Arylation of olefin with iodobenzene catalyzed by palladium | |
Shaw | Highly active, stable, catalysts for the Heck reaction; further suggestions on the mechanism | |
Gruber et al. | On the use of phosphine-free PdCl2 (SEt2) 2 complex as catalyst precursor for the Heck reaction | |
Zask et al. | Palladium hydrides in organic synthesis. Reduction of aryl halides by sodium methoxide catalyzed by tetrakis (triphenylphosphine) palladium | |
Zapf et al. | Palladium Catalyst Systems for Cross‐Coupling Reactions of Aryl Chlorides and Olefins | |
Johnson et al. | More than Bystanders: The Effect of Olefins on Transition‐Metal‐Catalyzed Cross‐Coupling Reactions | |
Böhm et al. | Nonaqueous ionic liquids: superior reaction media for the catalytic Heck‐vinylation of chloroarenes | |
Herrmann et al. | Application of palladacycles in Heck type reactions | |
Herrmann et al. | Palladacycles: efficient new catalysts for the Heck vinylation of aryl halides | |
Brunet et al. | Synthesis of diarylketones through carbonylative coupling | |
Liégault et al. | Activation and functionalization of benzylic derivatives by palladium catalysts | |
Percec et al. | Aryl mesylates in metal catalyzed homocoupling and cross-coupling reactions. 2. Suzuki-type nickel-catalyzed cross-coupling of aryl arenesulfonates and aryl mesylates with arylboronic acids | |
Thomas et al. | Ligand effects in the rhodium-catalyzed carbonylation of methanol | |
CA2165888C (en) | Process for preparing aromatic olefins | |
Kulkarni et al. | Direct conversion of carbon-hydrogen into carbon-carbon bonds by first-row transition-metal catalysis | |
Oi et al. | Rhodium-catalysed direct ortho arylation of 2-arylpyridines with arylstannanes via C–H activation | |
Lu | Control of the β-hydride elimination making palladium-catalyzed coupling reactions more diversified | |
Peh et al. | N-heterocycle carbene (NHC)-ligated cyclopalladated N, N-dimethylbenzylamine: a highly active, practical and versatile catalyst for the Heck–Mizoroki reaction | |
Paz Muñoz et al. | Palladacycles as precatalysts in Heck and cross‐coupling reactions | |
Okuyama et al. | Oxidative carbonylation of phenol to diphenyl carbonate catalyzed by Pd–carbene complexes | |
Crawforth et al. | Air‐Stable, Phosphine‐Free Anionic Palladacyclopentadienyl Catalysts: Remarkable Halide and Pseudohalide Effects in Stille Coupling | |
Geng et al. | Nickel-catalyzed carbonylative synthesis of dihydrobenzofurans | |
Hayashi et al. | Cross-Coupling of Tertiary Alkyl Grignard Reagents with β-Bromostyrene Catalyzed by Dichloro [1, 1′-bis (diphenylphosphino) ferrocene] nickel (II) | |
Son et al. | Palladium-catalyzed double-carbonylation of alkenyl halides with secondary amines to give. ALPHA.-keto amides. |