Zobrazeno 1 - 10 of 86 pro vyhledávání: '"Giuliano C, Clososki"'
1
Akademický článek
Efficient N-arylation of 4-chloroquinazolines en route to novel 4-anilinoquinazolines as potential anticancer agents
Autor: Rodolfo H. V. Nishimura, Thiago dos Santos, Valter E. Murie, Luciana C. Furtado, Leticia V. Costa-Lotufo, Giuliano C. Clososki
Publikováno v: Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 2968-2975 (2021)
Microwave-mediated N-arylation of 4-chloroquinazolines in THF/H2O rapidly and efficiently afforded a library of novel 6-halo-2-phenyl-substituted 4-anilinoquinazolines. The methodology was compatible with numerous ortho-, meta-, and para-substituted
Externí odkaz: https://doaj.org/article/613ac7356a4844688198ee5ded857271
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3
Akademický článek
Tandem Transesterification–Esterification Reactions Using a Hydrophilic Sulfonated Silica Catalyst for the Synthesis of Wintergreen Oil from Acetylsalicylic Acid Promoted by Microwave Irradiation
Autor: Sandro L. Barbosa, David Lee Nelson, Milton de S. Freitas, Wallans Torres Pio dos Santos, Stanlei I. Klein, Giuliano C. Clososki, Franco J. Caires, Alexandre P. Wentz
Publikováno v: Molecules, Vol 27, Iss 15, p 4767 (2022)
SiO2–SO3H, with a surface area of 115 m2/g and pore volume of 0.38 cm3g−1, and 1.32 mmol H+/g was used as a 20% w/w catalyst for the preparation of methyl salicylate (wintergreen oil or MS) from acetylsalicylic acid (ASA). A 94% conversion was ac
Externí odkaz: https://doaj.org/article/2fe4f21285db4cbd86a650f080532293
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4
Akademický článek
Catalytic Transformation of Triglycerides to Biodiesel with SiO2-SO3H and Quaternary Ammonium Salts in Toluene or DMSO
Autor: Sandro L. Barbosa, Adeline C. Pereira Rocha, David Lee Nelson, Milton S. de Freitas, Antônio A. P. Fulgêncio Mestre, Stanlei I. Klein, Giuliano C. Clososki, Franco J. Caires, Danilo L. Flumignan, Letícia Karen dos Santos, Alexandre P. Wentz, Vânya M. Duarte Pasa, Regiane D. Fernandes Rios
Publikováno v: Molecules, Vol 27, Iss 3, p 953 (2022)
SiO2-SO3H, with a surface area of 115 m2·g−1, pore volumes of 0.38 cm3·g−1 and 1.32 mmol H+/g, was used as a transesterification catalyst. Triglycerides of waste cooking oil reacted with methanol in refluxing toluene to yield mixtures of diglyc
Externí odkaz: https://doaj.org/article/f1a62fedb370465bb7230a6495c8aad8
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6
Akademický článek
The preparation of benzyl esters using stoichiometric niobium (V) chloride versus niobium grafted SiO2 catalyst: A comparison study
Autor: Sandro L. Barbosa, Camila D. Lima, Melina A.R. Almeida, Larissa S. Mourão, Myrlene Ottone, David L. Nelson, Stanlei I. Klein, Lucas D. Zanatta, Giuliano C. Clososki, Franco J. Caires, Eduardo J. Nassar, Gabriela R. Hurtado
Publikováno v: Heliyon, Vol 4, Iss 3, Pp e00571- (2018)
Two solvent free methods of a one-to-one alcohol/acid mol ratio synthesis of benzyl esters of the formic, acetic, benzoic, salicylic, nicotinic, and oxalic acids are described. The stoichiometric reactions used 1.5 mol ratio solid NbCl5 as the reagen
Externí odkaz: https://doaj.org/article/26f47beac59e4b0dbfcbd48ea6e6ddb3
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8
Preparation of activated charcoal from Acrocomia aculeata for purification of pretreated crude glycerol
Autor: David Lee Nelson, Giuliano C. Clososki, Carlos A. M. Afonso, Maria Betânia de Freitas Marques, Foster A. Agblevor, Milton S. de Freitas, Stanlei Ivair Klein, Eduardo J. Nassar, Franco J. Caires, Adriano C. M. Baroni, Wallans T.P. dos Santos, Sandro L. Barbosa, Lucas D. Zanatta
Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Scopus
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP
Made available in DSpace on 2020-12-12T02:08:40Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01 Activated charcoal was prepared from Acrocomia aculeata (macaúba) endocarp by ZnCl2 activation and then used for the adsorptive purification
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::497d951d6cbbe711c4b8e3222982a96b
https://doi.org/10.1007/s13399-020-00745-7
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10
RECENT ADVANCES IN SELECTIVE FUNCTIONALIZATION OF QUINOLINES
Autor: Giuliano C. Clososki, Dartagnan S. P. Ferreira, Paulo C. Vieira, Thiago dos Santos, Valter E. Murie
Publikováno v: Química Nova, Volume: 44, Issue: 5, Pages: 599-615, Published: 26 JUL 2021
Química Nova, Vol 44, Iss 5, Pp 599-615 (2021)
Química Nova v.44 n.5 2021
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
RECENT ADVANCES IN SELECTIVE FUNCTIONALIZATION OF QUINOLINES. Heterocyclic compounds form an important and extensive group of organic substances. Among nitrogenous heterocyclic molecules, quinolines stand out for exhibiting attractive chemical and bi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e5f48b830b6df9797f93cfbe90ac086a
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422021000500599&lng=en&tlng=en
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