Catalysis – key to a sustainable future science and technology roadmap for catalysis in the netherlands january 2015. Alkane metathesis via tandem catalysis zheng huang a dissertation submitted to the faculty of the university of north carolina at chapel hill. 1 introductionduring the last 15 years ruthenium catalyzed olefin metathesis has emerged as one of the hottest topics in catalysis and chemistry altogether. Catalytic alkane metathesis by tandem alkane dehydrogenation catalysis thus, inhibition of catalysis by product could be avoided numerous olefin metathesis.
Ruthenium metathesis catalysts kit i find aldrich-687944 msds, related peer-reviewed papers, technical documents, similar products & more at sigma-aldrich. Heterogeneous catalysis for valorisation of vegetable oils via metathesis reactions: ethenolysis of methyl oleate. Demeta develops two separate patented technology platforms: ruthenium-based complexes for olefin metathesis and polymetallic catalysis. Tandem catalysis: the sequential mediation of olefin metathesis, hydrogenation, and hydrogen transfer with single-component ru complexes.
Discusses ring-opening metathesis polymerization (romp) part of an organometallic hypertext. Esfandiari, n m and blum, s a “homogeneous vs heterogeneous polymerization catalysis revealed by single-particle fluorescence microscopy” j am chem soc. Synthesis, characterization and application of organorhenium(vii) trioxides in metathesis reactions and epoxidation catalysis. Determined by the ratio of the rate of catalysis to the rate of decomposition ru pcy3 pcy3 cl cl preparation of ruthenium olefin metathesis catalysts nn cl ru.
Oleﬁn metathesis and oligomerization – c l dwyer, metathesis of oleﬁns, in metal-catalysis in industrial organic processes, g p chiusoli, p m. The word metathesis generally means redistribution, but in organic chemistry, it is expressed as molecular regenerations by the redistribution of bonds. Olefin metathesis in organic synthesis wendy jen macmillan group meeting january 17, 2001 i well-defined alkene metathesis catalysts ii applications of olefin.
Oleﬁn metathesis by supported metal oxide catalysts soe lwin and israel e wachs operando molecular spectroscopy and catalysis laboratory department of chemical. Technology roadmap catalysis iv catalysis, key to sustainability this report is the result of a technology roadmap (trm) project for catalysis in the. Ty - jour t1 - alkane metathesis by tandem alkane-dehydrogenation-olefin-metathesis catalysis and related chemistry au - haibach,michael c au - kundu,sabuj.
Several new c-h activated ruthenium catalysts for z-selective olefin metathesis have been synthesized both the carboxylate ligand and the aryl group of. Minireview z-selective cross metathesis with ruthenium catalysts: synthetic applications and mechanistic implications. Metals and catalysis in alkene oxidation, hydrogenation, metathesis, similar oxidative/reductive cycles operate in olefin metathesis and metal. Metathesis is the exchange of atoms or functional groups in the substrates and the rearrangement of their matching partners to form new compounds catalysis.