Zobrazeno 1 - 10
of 11
pro vyhledávání: '"M. João M. Curto"'
Autor:
M. João M. Curto, Fátima C. Teixeira, Inês Antunes, M. Teresa Duarte, António P. S. Teixeira, Vânia André
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Indazole is known as an important structural motif in medicinal chemistry and, recently, has also gained attention in other areas, such as materials chemistry, with many studies showing different potential applications for their regioisomers. Phospho
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e75060fc4fe3e17c7d0b2aae2b94687d
Autor:
M. João M. Curto, Fátima C. Teixeira, Carla Lucas, M. Teresa Duarte, Vânia André, António P. S. Teixeira
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Novel pyrazolo[3,4-b]quinoline alpha-ketophosphonic and hydroxymethylenebisphosphonic acid compounds were synthesized using different methodologies, starting from 2-chloro-3-formylquinoline 1. New phosphonic acid compounds were obtained as N-1 deriva
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7470d1b7e2a4e3a1c7d1b2eb37452828
Autor:
M. João M. Curto, Carla Lucas, Fátima C. Teixeira, António P. S. Teixeira, M. Teresa Duarte, Vânia André
Publikováno v:
Heteroatom Chemistry. 27:3-11
Novel tetraethyl ethylene-1,1-bisphosphonate esters derived from 1H-indazole, 1H-pyrazolo[3,4-b]pyridine, and 1H-pyrazolo[3,4-b]quinoline were synthesized by a Michael addition reaction of tetraethyl ethylidene-1,1-bisphosphonate with the correspondi
Autor:
M. Rute G. da Costa, M. João M. Curto, James E. Thomson, Stephen G. Davies, Fátima C. Teixeira
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Submitted by Paula Candeias (paula.candeias@lneg.pt) on 2019-01-29T17:52:50Z No. of bitstreams: 1 Tetrahedron_Vol.74_5965-5973.pdf: 203363 bytes, checksum: c19a796719b55e32806c8a762122afd7 (MD5) Approved for entry into archive by Paula Candeias (paul
Autor:
M. João M. Curto, Fátima C. Teixeira, James E. Thomson, Stephen G. Davies, M. Rute G. da Costa
The use of O -methyl- N -(α-methylbenzyl)hydroxylamine as a novel chiral auxiliary in asymmetric ortho -deprotonation of the (η 6 -arene) chromium tricarbonyl complexes is described. Upon quenching of the resultant ortho -lithiated complex with an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::af9c782290e94b4723830486c36740b4
https://ora.ox.ac.uk/objects/uuid:0d17cb84-e502-42a5-b7f0-f469d22c4c31
https://ora.ox.ac.uk/objects/uuid:0d17cb84-e502-42a5-b7f0-f469d22c4c31
Autor:
Mariana Ribeiro, Rogelio Hernández-Pando, M. Céu Costa, David Aguilar, Scott G. Franzblau, Maria Manuela Gaspar, Daniela Fernandes Ramos, Héctor Fabio Bermúdez Orozco, M. Augusta Medeiros, Ricardo Figueiredo, Cristina Moiteiro, M. Cristina S. Lourenço, M. João M. Curto, P. Almeida da Silva, Ivan Neves Junior, Fernanda Sá Spies, M. Eugénia M. Cruz
Publikováno v:
Bioorganic & Medicinal Chemistry. 17:503-511
Clinical utility of rifabutin 1 (RBT), a potent antibiotic used in multidrug regimens for tuberculosis (TB) as well as for infections caused by Mycobacterium avium complex (MAC), has been hampered due to dose-limiting toxicity. RBT analogs 2-11 were
Autor:
Inês Antunes, Fátima C. Teixeira, M. João M. Curto, Isabel Bento, Hélène Ramos, M. Teresa Duarte
Publikováno v:
Molecules, Vol 11, Iss 11, Pp 867-889 (2006)
Molecules, 11(11), 867-889. MDPI AG
Molecules; Volume 11; Issue 11; Pages: 867-889
Molecules, 11(11), 867-889. MDPI AG
Molecules; Volume 11; Issue 11; Pages: 867-889
A series of indazoles substituted at the N-1 and N-2 positions with ester-containing side chains -(CH2)(n)CO2R of different lengths (n = 0-6, 9, 10) are described. Nucleophilic substitution reactions on halo esters (X(CH2)(n)CO2R) by 1H-indazole inal
Autor:
Fátima C. Teixeira, M. Teresa Duarte, Catarina Resende, Stephen G. Davies, M. Rute G. da Costa, M. João M. Curto
Publikováno v:
Journal of Organometallic Chemistry. 604:157-169
Indazole chromium complexes and some of its derivatives were synthesised by two strategies: (1) by cyclisation of [η 6-2-(2′-phenylhydrazine)-1,3-dioxolane]tricarbonylchromium (2) in acidic conditions which was converted into σ-complex (11); (2)
Publikováno v:
Russian Journal of Bioorganic Chemistry. 31:398-400
The in vitro antimicrobial activity of a new series of synthetic fluorine-substituted triaryl alcohols against the human pathogens Staphylococcus aureus, Escherichia coli, and Candida albicans was studied with the aim of overcoming multiple drug resi
Autor:
António P. S. Teixeira, M. Teresa Duarte, Vânia André, Fátima C. Teixeira, M. João M. Curto, Carla Lucas, Mario Fritsch Neves
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Journal of the Brazilian Chemical Society, Volume: 24, Issue: 8, Pages: 1295-1306, Published: AUG 2013
Journal of the Brazilian Chemical Society v.24 n.8 2013
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
Agência para a Sociedade do Conhecimento (UMIC)-FCT-Sociedade da Informação
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Journal of the Brazilian Chemical Society, Volume: 24, Issue: 8, Pages: 1295-1306, Published: AUG 2013
Journal of the Brazilian Chemical Society v.24 n.8 2013
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
Agência para a Sociedade do Conhecimento (UMIC)-FCT-Sociedade da Informação
A number of 1H-pyrazolo[3,4-b]pyridine derivatives, starting from 2-chloro-3-formyl pyridine, was synthesized to obtain new 1-hydroxybisphosphonates, a class of compounds with potential biological interest. Spectroscopic data were used to characteriz