Zobrazeno 1 - 10
of 54
pro vyhledávání: '"Roberta, Cargnelutti"'
Autor:
Loana I. Monzon, Nicole C. M. Rocha, Gabriela T. Quadros, Pâmela P. P. Nunes, Roberta Cargnelutti, Raquel G. Jacob, Eder J. Lenardão, Gelson Perin, Daniela Hartwig
Publikováno v:
Molecules, Vol 28, Iss 13, p 5036 (2023)
A general methodology to access valuable 4-(phenylchalcogenyl)tetrazolo[1,5-a]quinolines was developed by the reaction of 2-azidobenzaldehyde with phenylchalcogenylacetonitriles (sulfur and selenium) in the presence of potassium carbonate (20 mol%) a
Externí odkaz:
https://doaj.org/article/0d7f125de0304cf7988c0d4e3185f2e2
Autor:
Jean C. Kazmierczak, Roberta Cargnelutti, Thiago Barcellos, Claudio C. Silveira, Ricardo F. Schumacher
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 234-244 (2021)
We described herein a selective method to prepare α-organylthio esters and α-organylthio ketones by the reaction of β-keto esters with sodium S-benzyl sulfurothioate or sodium S-alkyl sulfurothioate (Bunte salts) under basic conditions in toluene
Externí odkaz:
https://doaj.org/article/faa740f94e9e4542a6b099f6354ab2cd
Autor:
Gelson Perin, Thiago J. Peglow, Ricardo H. Bartz, Roberta Cargnelutti, Eder J. Lenardão, and Ricardo F. Schumacher
Publikováno v:
ARKIVOC, Vol 2019, Iss 2, Pp 50-64 (2019)
Externí odkaz:
https://doaj.org/article/6c1ab6b260814751be978bb4915ed5d0
Autor:
Camila S. Pires, Daniela H. de Oliveira, Maria R. B. Pontel, Jean C. Kazmierczak, Roberta Cargnelutti, Diego Alves, Raquel G. Jacob, Ricardo F. Schumacher
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 14, Iss 1, Pp 2789-2798 (2018)
A one-pot iodine-catalyzed multicomponent reaction has been developed for the selective preparation of 5-amino-4-(arylselanyl)-1H-pyrazoles from a diverse array of benzoylacetonitriles, arylhydrazines and diaryl diselenides. The reactions were conduc
Externí odkaz:
https://doaj.org/article/8b9c9533e8824afb9721fbe53c4956f0
Autor:
Thiago Anjos, Elba L. Gutterres, Daniela A. Barancelli, Roberta Cargnelutti, Benhur Godoi, Thiago Barcellos, Ricardo F. Schumacher
Publikováno v:
New Journal of Chemistry. 47:1076-1080
The selective 6-endo-dig cyclization reaction of alkynyl aryl ketones with electrophilic organochalcogen species in the presence of Selectfluor® is described.
Autor:
Manoela Sacramento, Luís Pedro A. Piúma, José Edmilson R. Nascimento, Roberta Cargnelutti, Raquel G. Jacob, Eder João Lenardão, Diego Alves
Publikováno v:
Catalysts, Vol 11, Iss 10, p 1170 (2021)
We describe here our results from the copper-catalyzed three component reaction of 2-azidobenzaldehyde, anthranilamide and terminal alkynes, using Et3N as base, and DMSO as solvent. Depending on the temperature and amount of Et3N used in the reaction
Externí odkaz:
https://doaj.org/article/4355b149ff144d6c90d6accf57d7180d
Autor:
Hartwig, Loana I. Monzon, Nicole C. M. Rocha, Gabriela T. Quadros, Pâmela P. P. Nunes, Roberta Cargnelutti, Raquel G. Jacob, Eder J. Lenardão, Gelson Perin, Daniela
Publikováno v:
Molecules; Volume 28; Issue 13; Pages: 5036
A general methodology to access valuable 4-(phenylchalcogenyl)tetrazolo[1,5-a]quinolines was developed by the reaction of 2-azidobenzaldehyde with phenylchalcogenylacetonitriles (sulfur and selenium) in the presence of potassium carbonate (20 mol%) a
Autor:
Bruna Lisboa Gonçalves, Samantha Oliveira Monteiro, Roberta Cargnelutti, Juliano Rosa de Menezes Vicenti
Publikováno v:
IUCrData, Vol 4, Iss 7, p x191005 (2019)
Single crystals of the title complex, [Zn(C7H5N2O4)2(C2H6OS)2] or [Zn(NBZH)2(DMSO)2], were isolated from a dimethyl sulfoxide (DMSO) solution containing [Zn(NBZH)2]·2H2O (NBZH = 3-nitrobenzohydroxamate anion). The asymmetric unit comprises of one O,
Externí odkaz:
https://doaj.org/article/a62243b9345d453bb60089c559e189d0
Autor:
Andrei Lucca Belladona, Marina Cardoso Dilelio, Roberta Cargnelutti, Thiago Barcellos, Claudio Cruz Silveira, Ricardo Frederico Schumacher
Publikováno v:
ChemistrySelect. 8
Autor:
Felipe Dornelles da Silva, Tanize Bortolotto, Bárbara Tirloni, Natália de Freitas Daudt, Ernesto Schulz Lang, Roberta Cargnelutti
Publikováno v:
New Journal of Chemistry. 46:18165-18172
Coordination compounds containing bis(2-pyridyl)ditellane as a precursor and transition metals are described. The cobalt-containing photocatalysts are active for H2 production.