Výsledky vyhledávání - "Adão L. Bergamo"

Chromium complexes bearing pyrazolyl-imine-phenoxy/pyrrolide ligands: Synthesis, characterization, and use in ethylene oligomerization

Autor: Raoni S. Rambo, Adriana C. A. Casagrande, Halana K. Da Cas, Osvaldo L. Casagrande, Rafael Stieler, Cristiane Storck Schwalm, Adão L. Bergamo

Publikováno v: Catalysis Communications. 86:77-81

Chromium(III) complexes {NNZ}CrCl2(THF) (2a-d) (NNZ = pyrazolyl-imine-phenoxy/pyrrolide) have been synthesized and characterized by elemental analysis and X-ray diffraction analysis. Upon activation with methylaluminoxane (MAO), chromium precatalysts

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4d00f68e9c2aafe59e5735b0f7597512
https://doi.org/10.1016/j.catcom.2016.08.007

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Synthesis and Characterization of Imino-Phenolate Titanium Complexes and Their Use in Homo- and Copolymerization of Ethylene

Autor: Adão L. Bergamo, Osvaldo L. Casagrande, Fernando da S. Gomes

Publikováno v: Macromolecular Chemistry and Physics. 215:1735-1743

A set of titanium precatalysts [(L)TiCl 3 ] based on imino-phenolate tridentate ligands ( Ti1 , L = 3,5 -t Bu-2-(OH)C 6 H 2 CH-N-8-C 9 H 6 N; Ti2 , L = 3,5- t Bu-2-(OH)C 6 H 2 CH-N-C 2 H 4 -O-C 6 H 5 ; Ti3 , L = 3,5- t Bu-2-(OH)C 6 H 2 CH-N-CH 2 -C 6

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::59b3389114cdebf43e02e5f1c3ad8c30
https://doi.org/10.1002/macp.201400167

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Oligomerization of ethylene using tridentate nickel catalysts bearing ether-pyrazol ligands with pendant O- and S-donor groups

Autor: Adão L. Bergamo, Osvaldo L. Casagrande, Ana H. D. P. S. Ulbrich

Publikováno v: Catalysis Communications. 16:245-249

A series of tridentate pyrazol ligands with pendant O- and S-donor groups (L1-L5) and their corresponding nickel(II) chloride complexes (1–5) were synthesized and fully characterized. All nickel precatalysts, activated with methylaluminoxane (MAO),

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fd9ab4185ab73197a0fe234aba70f9d8
https://doi.org/10.1016/j.catcom.2011.09.006

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Half-metallocene zirconium complex bearing tridentate [N,N,O] ligand and its use in homo- and copolymerization of ethylene

Autor: Rafael P. das Chagas, Adão L. Bergamo, Osvaldo L. Casagrande

Publikováno v: Catalysis Communications. 42:113-115

The novel half-metallocene zirconium (IV) bearing quinoline-amino-phenolate tridentate ligand (Zr1) was synthesized and characterized by elemental analysis, NMR spectroscopy, and X-ray crystallography. The complex Zr1, upon activation with MAO, prove

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9bfaddfc958d1f118d11ef1797abe4ef
https://doi.org/10.1016/j.catcom.2013.08.016

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Substituted tridentate pyrazolyl ligands for chromium and nickel-catalyzed ethylene oligomerization reactions: effect of auxiliary ligand on activity and selectivity

Autor: Roberta Ruschel Campedelli, dos Santos, Osvaldo L. Casagrande, Adão L. Bergamo, Lucilene Lösch de Oliveira

Publikováno v: Journal of the Brazilian Chemical Society, Volume: 21, Issue: 7, Pages: 1318-1328, Published: 2010
Journal of the Brazilian Chemical Society v.21 n.7 2010
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ

Two new chromium(III) complexes [CrCl3(L)] based on tridentate ligands (1a, L = bis[2-(3-phenyl-1-pyrazolyl)ethyl)]amine; 2a, L = bis[2-(3-methyl-5-phenyl-l-pyrazolyl)ethyl]sulfide) have been prepared and characterized by elemental analysis. Upon act

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b766d3438fb3df0ecda6672fbca600fc
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532010000700019&lng=en&tlng=en

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