Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity
Autor(a) principal: | |
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Data de Publicação: | 2009 |
Outros Autores: | , , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da FIOCRUZ (ARCA) |
Texto Completo: | https://www.arca.fiocruz.br/handle/icict/28124 |
Resumo: | Uma série de novas Bases de Mannich (HL1-HL13) derivadas da 2-hidroxi-1,4-naftoquinona (lausona), benzaldeídos substituídos [C6H2R1R2R3C(O)H] e várias aminas primárias (NH2R4, R4 = n-butil, benzil, alil, 2-furfuril) e seus complexos de Cu2+, [Cu(L1)2]-[Cu(L13)2], foram sintetizados e caracterizados por métodos analíticos e espectroscópicos. As estruturas dos complexos 1 (R1 = R2 = R3 = H; R4 = Bu), 2 (R1 = R3 = H; R2 = NO2; R4= Bu) e 7 (R1 = OH; R2 = R3 = H; R4= Bu) foram determinadas por estudos de difração de raios-X de monocristal. Todos os compostos cristalizam em grupos espaciais centrossimétricos, com um cobre no centro de inversão. Dois L− coordenam-se através dos átomos de oxigênio do naftalen-2-olato e do nitrogênio da amina secundária, formando anéis quelatos de seis membros ao redor do átomo de cobre em um ambiente trans-N2O2. A atividade antimicrobial de todos os compostos foi testada em sete diferentes linhagens de bactérias: Bacillus cereus, Bacillus subtilis, Escherichia coli, Enterococcus faecalis, Klebsiella pneumoniae, Pseudomonas aeruginosa e Staphylococcus aureus. Em geral, as bases de Mannich foram mais ativas que os complexos, sendo HL11 (R1 = OH; R2 =H; R3 = Me; R4= Bn) e HL13 (R1 = OH; R2 = H; R3 = Br; R4= Bn) os inibidores mais potentes. O MIC para o composto mais ativo HL11 contra S. Coli foi 20 μmol L-1 (8 μg mL-1), melhor que o cloranfenicol (90 μmol L-1) e bem abaixo da maioria dos valores descritos para outras naftoquinonas. |
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Neves, Amanda P.Barbosa, Cláudia C.Greco, Sandro J.Vargas, Maria D.Visentin, Lorenzo C.Pinheiro, Carlos B.Mangrich, Antônio S.Barbosa, Jussara P.Costa, Gisela L. da2018-08-14T13:34:13Z2018-08-14T13:34:13Z2009NEVES, Amanda P. et al. Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity. J. Braz. Chem. Soc., v.20, n. 4, p. 712-727, 2009.0103-5053https://www.arca.fiocruz.br/handle/icict/281241678-4790Uma série de novas Bases de Mannich (HL1-HL13) derivadas da 2-hidroxi-1,4-naftoquinona (lausona), benzaldeídos substituídos [C6H2R1R2R3C(O)H] e várias aminas primárias (NH2R4, R4 = n-butil, benzil, alil, 2-furfuril) e seus complexos de Cu2+, [Cu(L1)2]-[Cu(L13)2], foram sintetizados e caracterizados por métodos analíticos e espectroscópicos. As estruturas dos complexos 1 (R1 = R2 = R3 = H; R4 = Bu), 2 (R1 = R3 = H; R2 = NO2; R4= Bu) e 7 (R1 = OH; R2 = R3 = H; R4= Bu) foram determinadas por estudos de difração de raios-X de monocristal. Todos os compostos cristalizam em grupos espaciais centrossimétricos, com um cobre no centro de inversão. Dois L− coordenam-se através dos átomos de oxigênio do naftalen-2-olato e do nitrogênio da amina secundária, formando anéis quelatos de seis membros ao redor do átomo de cobre em um ambiente trans-N2O2. A atividade antimicrobial de todos os compostos foi testada em sete diferentes linhagens de bactérias: Bacillus cereus, Bacillus subtilis, Escherichia coli, Enterococcus faecalis, Klebsiella pneumoniae, Pseudomonas aeruginosa e Staphylococcus aureus. Em geral, as bases de Mannich foram mais ativas que os complexos, sendo HL11 (R1 = OH; R2 =H; R3 = Me; R4= Bn) e HL13 (R1 = OH; R2 = H; R3 = Br; R4= Bn) os inibidores mais potentes. O MIC para o composto mais ativo HL11 contra S. Coli foi 20 μmol L-1 (8 μg mL-1), melhor que o cloranfenicol (90 μmol L-1) e bem abaixo da maioria dos valores descritos para outras naftoquinonas.A series of novel Mannich bases (HL1-HL13) derived from 2-hydroxy-1,4-naphthoquinone (lawsone), substituted benzaldehydes [C6H2R1R2R3C(O)H] and various primary amines (NH2R4, R4 = n-butyl, benzyl, allyl, 2-furfuryl), and their Cu2+ complexes, [Cu(L1)2]-[Cu(L13)2], have been synthesized and fully characterized by analytical and spectroscopic methods. The structures of complexes 1 (R1 = R2 = R3 = H; R4 = Bu), 2 (R1 = R3 = H; R2 = NO2; R4= Bu) and 7 (R1 = OH; R2 = R3 = H; R4= Bu) were determined by single crystal X-ray diffraction studies. All complexes crystallize in centrosymmetric space groups, with a copper atom in the inversion centre. Two L− coordinate through the naphthalen-2-olate oxygen and secondary amine-N atoms, forming sixmembered chelate rings around the copper atom in a trans-N2O2 environment; spectroscopic data confirm that the other complexes exhibit similar molecular arrangement. The antimicrobial activity of all compounds has been tested on seven different strains of bacteria: Bacillus cereus, Bacillus subtilis, Escherichia coli, Enterococcus faecalis, Klebsiella pneumoniae, Pseudomonas aeruginosa and Staphylococcus aureus. In general, Mannich bases were more active than complexes, HL11 (R1 = OH; R2 =H; R3 = Me; R4= Bn) and HL13 (R1 = OH; R2 = H; R3 = Br; R4= Bn) being the most potent inhibitors. The MIC for the most active compound HL11 against S. Coli was 20 μmol L-1 (8 μg mL-1), better than Chloramphenicol (90 μmol L-1) and well below most values reported for other naphthoquinones.Universidade Federal Fluminense. Instituto de Química. Niterói, RJ, Brasil.Universidade Federal Fluminense. Instituto de Química. Niterói, RJ, Brasil.Universidade Federal Fluminense. Instituto de Química. Niterói, RJ, Brasil.Universidade Federal Fluminense. Instituto de Química. Niterói, RJ, Brasil.Universidade Federal do Rio de Janeiro. Instituto de Química. Rio de Janeiro, RJ, Brasil.Universidade Federal de Minas Gerais. Departamento de Física. Belo Horizonte, MG, Brasil.Universidade Federal do Paraná. Centro Politécnico. Departamento de Química. Curitiba, PR, BrasilFundação Oswaldo Cruz. Instituto Oswaldo Cruz. Rio de Janeiro, RJ. Brasil.Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Rio de Janeiro, RJ. Brasil.engSociedade Brasileira de QuímicaAtividade antibacterianaaminonaftoquinonascomplexos de cobreBases de Mannichdeterminação da estrutura cristalinaaminonaphthoquinonescopper complexesMannich basescrystal structure determinationantibacterial activityNovel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activityinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleinfo:eu-repo/semantics/openAccessreponame:Repositório Institucional da FIOCRUZ (ARCA)instname:Fundação Oswaldo Cruz (FIOCRUZ)instacron:FIOCRUZLICENSElicense.txtlicense.txttext/plain; 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dc.title.pt_BR.fl_str_mv |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
title |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
spellingShingle |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity Neves, Amanda P. Atividade antibacteriana aminonaftoquinonas complexos de cobre Bases de Mannich determinação da estrutura cristalina aminonaphthoquinones copper complexes Mannich bases crystal structure determination antibacterial activity |
title_short |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
title_full |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
title_fullStr |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
title_full_unstemmed |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
title_sort |
Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity |
author |
Neves, Amanda P. |
author_facet |
Neves, Amanda P. Barbosa, Cláudia C. Greco, Sandro J. Vargas, Maria D. Visentin, Lorenzo C. Pinheiro, Carlos B. Mangrich, Antônio S. Barbosa, Jussara P. Costa, Gisela L. da |
author_role |
author |
author2 |
Barbosa, Cláudia C. Greco, Sandro J. Vargas, Maria D. Visentin, Lorenzo C. Pinheiro, Carlos B. Mangrich, Antônio S. Barbosa, Jussara P. Costa, Gisela L. da |
author2_role |
author author author author author author author author |
dc.contributor.author.fl_str_mv |
Neves, Amanda P. Barbosa, Cláudia C. Greco, Sandro J. Vargas, Maria D. Visentin, Lorenzo C. Pinheiro, Carlos B. Mangrich, Antônio S. Barbosa, Jussara P. Costa, Gisela L. da |
dc.subject.other.pt_BR.fl_str_mv |
Atividade antibacteriana aminonaftoquinonas complexos de cobre Bases de Mannich determinação da estrutura cristalina |
topic |
Atividade antibacteriana aminonaftoquinonas complexos de cobre Bases de Mannich determinação da estrutura cristalina aminonaphthoquinones copper complexes Mannich bases crystal structure determination antibacterial activity |
dc.subject.en.pt_BR.fl_str_mv |
aminonaphthoquinones copper complexes Mannich bases crystal structure determination antibacterial activity |
description |
Uma série de novas Bases de Mannich (HL1-HL13) derivadas da 2-hidroxi-1,4-naftoquinona (lausona), benzaldeídos substituídos [C6H2R1R2R3C(O)H] e várias aminas primárias (NH2R4, R4 = n-butil, benzil, alil, 2-furfuril) e seus complexos de Cu2+, [Cu(L1)2]-[Cu(L13)2], foram sintetizados e caracterizados por métodos analíticos e espectroscópicos. As estruturas dos complexos 1 (R1 = R2 = R3 = H; R4 = Bu), 2 (R1 = R3 = H; R2 = NO2; R4= Bu) e 7 (R1 = OH; R2 = R3 = H; R4= Bu) foram determinadas por estudos de difração de raios-X de monocristal. Todos os compostos cristalizam em grupos espaciais centrossimétricos, com um cobre no centro de inversão. Dois L− coordenam-se através dos átomos de oxigênio do naftalen-2-olato e do nitrogênio da amina secundária, formando anéis quelatos de seis membros ao redor do átomo de cobre em um ambiente trans-N2O2. A atividade antimicrobial de todos os compostos foi testada em sete diferentes linhagens de bactérias: Bacillus cereus, Bacillus subtilis, Escherichia coli, Enterococcus faecalis, Klebsiella pneumoniae, Pseudomonas aeruginosa e Staphylococcus aureus. Em geral, as bases de Mannich foram mais ativas que os complexos, sendo HL11 (R1 = OH; R2 =H; R3 = Me; R4= Bn) e HL13 (R1 = OH; R2 = H; R3 = Br; R4= Bn) os inibidores mais potentes. O MIC para o composto mais ativo HL11 contra S. Coli foi 20 μmol L-1 (8 μg mL-1), melhor que o cloranfenicol (90 μmol L-1) e bem abaixo da maioria dos valores descritos para outras naftoquinonas. |
publishDate |
2009 |
dc.date.issued.fl_str_mv |
2009 |
dc.date.accessioned.fl_str_mv |
2018-08-14T13:34:13Z |
dc.date.available.fl_str_mv |
2018-08-14T13:34:13Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
NEVES, Amanda P. et al. Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity. J. Braz. Chem. Soc., v.20, n. 4, p. 712-727, 2009. |
dc.identifier.uri.fl_str_mv |
https://www.arca.fiocruz.br/handle/icict/28124 |
dc.identifier.issn.pt_BR.fl_str_mv |
0103-5053 |
dc.identifier.eissn.none.fl_str_mv |
1678-4790 |
identifier_str_mv |
NEVES, Amanda P. et al. Novel Aminonaphthoquinone Mannich Bases Derived from Lawsone and their Copper(II) Complexes: Synthesis, Characterization and Antibacterial Activity. J. Braz. Chem. Soc., v.20, n. 4, p. 712-727, 2009. 0103-5053 1678-4790 |
url |
https://www.arca.fiocruz.br/handle/icict/28124 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.publisher.none.fl_str_mv |
Sociedade Brasileira de Química |
publisher.none.fl_str_mv |
Sociedade Brasileira de Química |
dc.source.none.fl_str_mv |
reponame:Repositório Institucional da FIOCRUZ (ARCA) instname:Fundação Oswaldo Cruz (FIOCRUZ) instacron:FIOCRUZ |
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Fundação Oswaldo Cruz (FIOCRUZ) |
instacron_str |
FIOCRUZ |
institution |
FIOCRUZ |
reponame_str |
Repositório Institucional da FIOCRUZ (ARCA) |
collection |
Repositório Institucional da FIOCRUZ (ARCA) |
bitstream.url.fl_str_mv |
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Repositório Institucional da FIOCRUZ (ARCA) - Fundação Oswaldo Cruz (FIOCRUZ) |
repository.mail.fl_str_mv |
repositorio.arca@fiocruz.br |
_version_ |
1798325050687881216 |