. "1"^^ . . . "0"^^ . . "New hybrid catalysts for olefin metathesis and metathetic polymerization of cycloolefins were synthesized via immobilization of Ru complexes of Hoveyda-Grubbs type on mesoporous molecular sieves, catalysts exhibit a high activity and can be recycled."@en . "Byly p\u0159ipraveny nov\u00E9 hybridn\u00ED katalyz\u00E1tory metathes\u00ED olefin\u016F a metathetick\u00E9 polymerace cykloolefin\u016F zakotven\u00EDm Ru komplex\u016F Hoveyda-Grubbsova typu na mesopor\u00E9zn\u00ED molekulov\u00E1 s\u00EDta, katalyz\u00E1tory vykazuj\u00ED vysokou aktivitu a schopnost opakovan\u00E9ho nasazen\u00ED."@cs . "0"^^ . . . . . . "Pokro\u010Dil\u00E9 zakotven\u00E9 metathetick\u00E9 katalyz\u00E1tory pro synt\u00E9zu chemick\u00FDch specialit" . "C\u00EDlem p\u0159edlo\u017Een\u00E9ho projektu je synt\u00E9za nov\u00FDch pokro\u010Dil\u00FDch typ\u016F metathetick\u00FDch katalyz\u00E1tor\u016F pro synt\u00E9zu chemick\u00FDch specialit, zakotven\u00EDm organometalick\u00FDch komplex\u016F na b\u00E1zi ruthenia na povrch mesopor\u00E9zn\u00EDch molekulov\u00FDch s\u00EDt. Proto bude optimalizov\u00E1na synt\u00E9za vybran\u00FDch mesopor\u00E9zn\u00EDch s\u00EDt s r\u016Fzn\u00FDmi chemick\u00FDmi a texturn\u00EDmi vlastnostmi. Vybran\u00E9 Ru-komplexy, p\u0159edev\u0161\u00EDm alkylidenov\u00E9 komplexy, Grubbsova typu budou \u010D\u00E1ste\u010Dn\u011B zakoupeny a zejm\u00E9na p\u0159ipraveny v na\u0161\u00ED laborato\u0159i. Zakotven\u00ED t\u011Bchto komplex\u016F bude provedena p\u0159\u00EDmo na mesopor\u00E9zn\u00ED nosi\u010D nebo pomoc\u00ED linker\u016F s c\u00EDlem dos\u00E1hnout vysok\u00E9 \u00FA\u010Dinnosti p\u0159ipraven\u00FDch katalyz\u00E1tor\u016F a jejich opakovan\u00E9ho pou\u017Eit\u00ED. Katalytick\u00E9 vlastnosti zakotven\u00FDch Ru-komplex\u016F budou studov\u00E1ny v metathesi nenasycen\u00FDch ester\u016F, ether\u016F a amin\u016F se zam\u011B\u0159en\u00EDm na v\u00FDznamn\u00E9 chemick\u00E9 speciality. V neposledn\u00ED \u0159ad\u011B je c\u00EDlem syntetizovat chir\u00E1ln\u00ED Ru-komplexy s vyu\u017Eit\u00EDm v asymetrick\u00E9 metathesi." . " Ru-complexes" . "2008-01-01+01:00"^^ . "http://www.isvav.cz/projectDetail.do?rowId=IAA400400805"^^ . "Advanced immobilized metathesis catalysts for fine chemical synthesis"@en . . "2012-12-31+01:00"^^ . " metathesis" . "http://www.jh-inst.cas.cz"^^ . . . "2014-02-12+01:00"^^ . . "2012-02-29+01:00"^^ . . . "Immobilized organometalic complexes" . . . . "Immobilized organometalic complexes; Ru-complexes; mesoporous molecular sieves; metathesis; chemical specialties"@en . "18"^^ . "The objective of the project proposal is to synthesize new advanced hybrid single site metathesis catalysts for synthesis of fine chemicals by immobilization of ruthenium organometallic complexes on the surface of mesoporous sieves. To achieve this objective, synthesis of mesoporous molecular sieves with different chemical composition and textural properties will be optimized. Organometallic complexes will be purchased or synthesized in our laboratory, the main effort will be focused on Grubbs type alkylidene complexes. Immobilization of the complexes will be performed directly or via proper linkers to achieve a high catalyst efficiency, reusability and products delivery free of catalyst residues. The catalytic behavior of prepared catalysts will be investigated in metathesis reactions of unsaturated ethers, amines and esters leading to important special chemicals. Final effort will be to synthesize hybrid chiral Ru-catalyst with potential application in asymmetric metathesis."@en . "IAA400400805" . "18"^^ . " mesoporous molecular sieves" . .