[go: up one dir, main page]

Neumann et al., 1994 - Google Patents

Highly active manganese-containing polyoxometalate as catalyst for epoxidation of alkenes with hydrogen peroxide

Neumann et al., 1994

Document ID
16700481485704945386
Author
Neumann R
Gara M
Publication year
Publication venue
Journal of the American Chemical Society

External Links

Snippet

[Fe^ aCPWgOs^ a] 10~, has been reported to activate hydrogen peroxide for the epoxidation of alkenes at up to 15 turnovers with approximately 90% selectivity. We now report the use of an oxidatively and solvolytically stable disubstituted manganese polyoxometalate, 10 …
Continue reading at pubs.acs.org (other versions)

Classifications

    • 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
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • 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
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/29—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups
    • C07C45/294—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups with hydrogen peroxide
    • 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
    • B01J31/181—Cyclic ligands, including non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
    • B01J31/1815—Cyclic ligands, including non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine with more than one complexing nitrogen atom, e.g. bipyridyl, 2-aminopyridine
    • 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
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/28—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of CHx-moieties

Similar Documents

Publication Publication Date Title
Neumann et al. Highly active manganese-containing polyoxometalate as catalyst for epoxidation of alkenes with hydrogen peroxide
Mizuno et al. Catalytic oxidation of hydrocarbons with hydrogen peroxide by vanadium-based polyoxometalates
Barf et al. Ruthenium catalyzed epoxidations: mechanistic and synthetic aspects
Leus et al. Metal-organic frameworks as selective or chiral oxidation catalysts
Mikhalyova et al. A new efficient iron catalyst for olefin epoxidation with hydrogen peroxide
De Vos et al. Highly selective epoxidation of alkenes and styrenes with H 2 O 2 and manganese complexes of the cyclic triamine 1, 4, 7-trimethyl-1, 4, 7-triazacyclononane
Hashmi et al. Gold catalysis
Simándi Advances in catalytic activation of dioxygen by metal complexes
Talsi et al. Chemo-and stereoselective CH oxidations and epoxidations/cis-dihydroxylations with H2O2, catalyzed by non-heme iron and manganese complexes
Kirillov et al. Pyrazinecarboxylic acid and analogs: Highly efficient co-catalysts in the metal-complex-catalyzed oxidation of organic compounds
Neumann et al. Oxidations with hydrogen peroxide catalysed by the [WZnMn (II) 2 (ZnW9O34) 2] 12− polyoxometalate
Traylor et al. Sterically protected hemins with electronegative substituents: efficient catalysts for hydroxylation and epoxidation
Salavati-Niasari et al. Oxidation of cyclohexene with tert-butylhydroperoxide and hydrogen peroxide catalyzed by alumina-supported manganese (II) complexes
Meunier et al. Sodium hypochlorite: a convenient oxygen source for olefin epoxidation catalyzed by (porphyrinato) manganese complexes
Zondervan et al. Selective catalytic oxidation of benzyl alcohols to benzaldehydes with a dinuclear manganese (iv) complex
Anilkumar et al. An efficient biomimetic Fe-catalyzed epoxidation of olefins using hydrogen peroxide
Dyckhoff et al. Pushing the limits of activity and stability: the effects of Lewis acids on non-heme iron–NHC epoxidation catalysts
Chen et al. Recent advances of polyoxometalate-catalyzed selective oxidation based on structural classification
Arends et al. Oxidation using ruthenium catalysts
da Silva et al. Biomimetic oxidation of cyclic and linear alkanes: high alcohol selectivity promoted by a novel manganese porphyrin catalyst
da Silva et al. New highly brominated Mn-porphyrin: a good catalyst for activation of inert C–H bonds
Birnbaum et al. On the mechanism of catalytic alkene oxidation by molecular oxygen and halogenated iron porphyrins
Ahmad et al. Metal-porphyrin in epoxidation of olefins: Recent advances
Bahramian et al. Catalytic epoxidation of olefins and hydroxylation of alkanes with sodium periodate by water-soluble manganese (III) salen
De Poorter et al. Metalloporphyrin-catalysed epoxidation of terminal aliphatic olefins with hypochlorite salts or potassium hydrogen persulphate