[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Mršić et al., 2009 - Google Patents

Asymmetric hydrogenation of quinoxalines catalyzed by iridium/PipPhos

Mršić et al., 2009

View PDF
Document ID
4936837783259555938
Author
Mršić N
Jerphagnon T
Minnaard A
Feringa B
de Vries J
Publication year
Publication venue
Advanced Synthesis & Catalysis

External Links

Snippet

A catalyst made in situ from the (cyclooctadiene) iridium chloride dimer,[Ir (COD) Cl] 2, and the monodentate phosphoramidite ligand (S)‐PipPhos was used in the enantioselective hydrogenation of 2‐and 2, 6‐substituted quinoxalines. In the presence of piperidine …
Continue reading at www.academia.edu (PDF) (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
    • 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

Similar Documents

Publication Publication Date Title
Mršić et al. Asymmetric hydrogenation of quinoxalines catalyzed by iridium/PipPhos
Chakraborty et al. Manganese-catalyzed α-alkylation of ketones, esters, and amides using alcohols
Yue et al. Selective Reductive Removal of Ester and Amide Groups from Arenes and Heteroarenes through Nickel‐Catalyzed C− O and C− N Bond Activation
Yang et al. Direct Asymmetric Dearomatization of Pyridines and Pyrazines by Iridium‐Catalyzed Allylic Amination Reactions
Santhoshkumar et al. Fickle Reactivity of Allenes in Transition‐Metal‐Catalyzed C− H Functionalizations
Wienhöfer et al. General and selective iron-catalyzed transfer hydrogenation of nitroarenes without base
Hu et al. ZnCl2‐promoted asymmetric hydrogenation of β‐secondary‐amino ketones catalyzed by a P‐chiral Rh–bisphosphine complex
Pupo et al. Asymmetric Catalysis with CO2: The Direct α‐Allylation of Ketones
Chen et al. Rhodium-catalyzed enantioselective hydroamination of alkynes with indolines
Li et al. Gold (I)/Chiral N, N′‐Dioxide–Nickel (II) Relay Catalysis for Asymmetric Tandem Intermolecular Hydroalkoxylation/Claisen Rearrangement
Zoller et al. Synthesis of Indoles Using Visible Light: Photoredox Catalysis for Palladium‐Catalyzed C H Activation
Kawahara et al. N‐Alkylation of Amines with Alcohols Catalyzed by a Water‐Soluble Cp* Iridium Complex: An Efficient Method for the Synthesis of Amines in Aqueous Media
Bellina et al. Regioselective synthesis of 1, 5-diaryl-1 H-imidazoles by palladium-catalyzed direct arylation of 1-aryl-1 H-imidazoles
Konishi et al. Site‐Selective C H Borylation of Quinolines at the C8 Position Catalyzed by a Silica‐Supported Phosphane–Iridium System
Wang et al. A Readily Accessible Class of Chiral Cp Ligands and their Application in RuII‐Catalyzed Enantioselective Syntheses of Dihydrobenzoindoles
Shibata et al. Directed C H Alkenylation of Quinoline N‐Oxides at the C‐8 Position Using a Cationic Rhodium (I) Catalyst
Shen et al. Enantioselective Iron‐Catalyzed Intramolecular Cyclopropanation Reactions
Zheng et al. Hydrosilylation of Aldehydes and Ketones Catalyzed by Half‐Sandwich Manganese (I) N‐Heterocyclic Carbene Complexes
Yu et al. Iron‐catalyzed highly enantioselective reduction of aromatic ketones with chiral P2N4‐type macrocycles
Tang et al. Highly Enantioselective Hydrogenation of Quinoline and Pyridine Derivatives with Iridium‐(P‐Phos) Catalyst
Schneekönig et al. Manganese catalyzed asymmetric transfer hydrogenation of ketones using chiral oxamide ligands
Yao et al. Enantioselective Aza‐Morita–Baylis–Hillman Reaction with Ketimines and Acrolein Catalyzed by Organic Assemblies
Feng et al. Palladium‐Catalyzed Asymmetric 1, 4‐Addition of Diarylphosphines to Nitroalkenes for the Synthesis of Chiral P, N‐Compounds
Li et al. An Efficient Diphosphine/Hybrid‐Amine Combination for Ruthenium (II)‐Catalyzed Asymmetric Hydrogenation of Aryl Ketones
Semba et al. Copper-catalyzed semihydrogenation of alkynes to Z-alkenes