Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas
Ano de defesa: | 2006 |
---|---|
Autor(a) principal: | |
Orientador(a): | |
Banca de defesa: | , |
Tipo de documento: | Dissertação |
Tipo de acesso: | Acesso aberto |
Idioma: | por |
Instituição de defesa: |
Universidade Federal de Santa Maria
|
Programa de Pós-Graduação: |
Programa de Pós-Graduação em Química
|
Departamento: |
Química
|
País: |
BR
|
Palavras-chave em Português: | |
Palavras-chave em Inglês: | |
Área do conhecimento CNPq: | |
Link de acesso: | http://repositorio.ufsm.br/handle/1/10382 |
Resumo: | The present work describes the synthesis of novel 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines, 2-amino-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines and oxazolo[3,2-a]pyridines from the cyclocondensation reactions between 2-alkoxy-5-trifluoroacetyl-2H-3,4-dihydropyranes and aminomethyl pyridines, aminoalcohols and o-aminophenol, respectively, in good yields (72-96%). The 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines were synthesized using stoichiometric amounts of the trifluoroacetyl dihydropyranes and three different aminomethyl pyridines. When the reactions were carried in an one molar excess of the aminomethyl pyridines the 2-amino-5-trifluoromethyl-1,2,3,4-tetrahydropyridines were isolated as single products. Finally, the oxazolo[3,2-a]pyridines were obtained from the cyclocondensation reactions between equal molar quantities of the trifluoroacetyl dihydropyranes and three different aminoalcohols and oaminophenol. |
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2006-12-112006-12-112006-07-03FERNANDES, Liana da Silva. 2-amino synthesis of (alcoxi) - 5-trifluoracetil-1,2,3,4-tetraidropiridinas and oxazolo [3,2 it] piridinas. 2006. 187 f. Dissertação (Mestrado em Química) - Universidade Federal de Santa Maria, Santa Maria, 2006.http://repositorio.ufsm.br/handle/1/10382The present work describes the synthesis of novel 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines, 2-amino-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines and oxazolo[3,2-a]pyridines from the cyclocondensation reactions between 2-alkoxy-5-trifluoroacetyl-2H-3,4-dihydropyranes and aminomethyl pyridines, aminoalcohols and o-aminophenol, respectively, in good yields (72-96%). The 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines were synthesized using stoichiometric amounts of the trifluoroacetyl dihydropyranes and three different aminomethyl pyridines. When the reactions were carried in an one molar excess of the aminomethyl pyridines the 2-amino-5-trifluoromethyl-1,2,3,4-tetrahydropyridines were isolated as single products. Finally, the oxazolo[3,2-a]pyridines were obtained from the cyclocondensation reactions between equal molar quantities of the trifluoroacetyl dihydropyranes and three different aminoalcohols and oaminophenol.Este trabalho apresenta a síntese de três séries de compostos inéditos: 2-alcoxi-5-trifluoracetil-1,2,3,4-tetraidropiridinas, 2-amino-5- trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas, obtidos através de reações de ciclização entre os 2-alcoxi-5-trifluoracetil-3,4-diidro- 2H-piranos com aminometil piridinas, aminoálcoois e com o o-amino-fenol, em bons rendimentos (72-96%), através de um único passo reacional. As 2-alcoxi-5-trifluoracetil-1,2,3,4-tetraidropiridinas foram obtidas utilizando-se quantidades estequiométricas dos trifluoracetil diidropiranos com três aminometil piridinas diferentes, enquanto que, as 2-amino-5- trifluoracetil-1,2,3,4-tetraidropiridinas foram obtidas através da reação entre os mesmos precursores, em relação estequiométrica de 1:2, frente às aminometil piridinas e aos aminoálcoois. As oxazolo[3,2-a]piridinas foram obtidas através de reações de ciclização entre os precursores, em quantidades equimolares, frente a três aminoálcoois e ao o-amino-fenol.Coordenação de Aperfeiçoamento de Pessoal de Nível Superiorapplication/pdfporUniversidade Federal de Santa MariaPrograma de Pós-Graduação em QuímicaUFSMBRQuímicaQuímicaChemistryCNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICASíntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas2-amino synthesis of (alcoxi) - 5-trifluoracetil-1,2,3,4-tetraidropiridinas and oxazolo [3,2 it] piridinasinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/masterThesisZanatta, Nilohttp://lattes.cnpq.br/0719465062354576Martins, Marcos Antonio Pintohttp://lattes.cnpq.br/6457412713967642Barichello, Rosemariohttp://lattes.cnpq.br/8251059080103642http://lattes.cnpq.br/0573570242395130Fernandes, Liana da Silva100600000000400500500500500233dc1de-ab03-4f57-9b85-e40dc01a2d4f46d16ce1-77e3-4208-ba26-c794fbcbae7da8bc3c8e-4034-458b-a211-6be4a0d7001b2c6d17fe-bbd2-4df3-ac7e-1ef8328c80ceinfo:eu-repo/semantics/openAccessreponame:Manancial - 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dc.title.por.fl_str_mv |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
dc.title.alternative.eng.fl_str_mv |
2-amino synthesis of (alcoxi) - 5-trifluoracetil-1,2,3,4-tetraidropiridinas and oxazolo [3,2 it] piridinas |
title |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
spellingShingle |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas Fernandes, Liana da Silva Química Chemistry CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
title_short |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
title_full |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
title_fullStr |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
title_full_unstemmed |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
title_sort |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas |
author |
Fernandes, Liana da Silva |
author_facet |
Fernandes, Liana da Silva |
author_role |
author |
dc.contributor.advisor1.fl_str_mv |
Zanatta, Nilo |
dc.contributor.advisor1Lattes.fl_str_mv |
http://lattes.cnpq.br/0719465062354576 |
dc.contributor.referee1.fl_str_mv |
Martins, Marcos Antonio Pinto |
dc.contributor.referee1Lattes.fl_str_mv |
http://lattes.cnpq.br/6457412713967642 |
dc.contributor.referee2.fl_str_mv |
Barichello, Rosemario |
dc.contributor.referee2Lattes.fl_str_mv |
http://lattes.cnpq.br/8251059080103642 |
dc.contributor.authorLattes.fl_str_mv |
http://lattes.cnpq.br/0573570242395130 |
dc.contributor.author.fl_str_mv |
Fernandes, Liana da Silva |
contributor_str_mv |
Zanatta, Nilo Martins, Marcos Antonio Pinto Barichello, Rosemario |
dc.subject.por.fl_str_mv |
Química |
topic |
Química Chemistry CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
dc.subject.eng.fl_str_mv |
Chemistry |
dc.subject.cnpq.fl_str_mv |
CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
description |
The present work describes the synthesis of novel 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines, 2-amino-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines and oxazolo[3,2-a]pyridines from the cyclocondensation reactions between 2-alkoxy-5-trifluoroacetyl-2H-3,4-dihydropyranes and aminomethyl pyridines, aminoalcohols and o-aminophenol, respectively, in good yields (72-96%). The 2-alkoxy-5-trifluoroacetyl-1,2,3,4-tetrahydropyridines were synthesized using stoichiometric amounts of the trifluoroacetyl dihydropyranes and three different aminomethyl pyridines. When the reactions were carried in an one molar excess of the aminomethyl pyridines the 2-amino-5-trifluoromethyl-1,2,3,4-tetrahydropyridines were isolated as single products. Finally, the oxazolo[3,2-a]pyridines were obtained from the cyclocondensation reactions between equal molar quantities of the trifluoroacetyl dihydropyranes and three different aminoalcohols and oaminophenol. |
publishDate |
2006 |
dc.date.accessioned.fl_str_mv |
2006-12-11 |
dc.date.available.fl_str_mv |
2006-12-11 |
dc.date.issued.fl_str_mv |
2006-07-03 |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/masterThesis |
format |
masterThesis |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
FERNANDES, Liana da Silva. 2-amino synthesis of (alcoxi) - 5-trifluoracetil-1,2,3,4-tetraidropiridinas and oxazolo [3,2 it] piridinas. 2006. 187 f. Dissertação (Mestrado em Química) - Universidade Federal de Santa Maria, Santa Maria, 2006. |
dc.identifier.uri.fl_str_mv |
http://repositorio.ufsm.br/handle/1/10382 |
identifier_str_mv |
FERNANDES, Liana da Silva. 2-amino synthesis of (alcoxi) - 5-trifluoracetil-1,2,3,4-tetraidropiridinas and oxazolo [3,2 it] piridinas. 2006. 187 f. Dissertação (Mestrado em Química) - Universidade Federal de Santa Maria, Santa Maria, 2006. |
url |
http://repositorio.ufsm.br/handle/1/10382 |
dc.language.iso.fl_str_mv |
por |
language |
por |
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100600000000 |
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400 500 500 500 500 |
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info:eu-repo/semantics/openAccess |
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openAccess |
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Universidade Federal de Santa Maria |
dc.publisher.program.fl_str_mv |
Programa de Pós-Graduação em Química |
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UFSM |
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BR |
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Química |
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Universidade Federal de Santa Maria |
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