Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas
Autor(a) principal: | |
---|---|
Data de Publicação: | 2006 |
Tipo de documento: | Dissertação |
Idioma: | por |
Título da fonte: | Manancial - Repositório Digital da UFSM |
Texto Completo: | 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. |
id |
UFSM_0038a285840d61ea369446a0d8107f89 |
---|---|
oai_identifier_str |
oai:repositorio.ufsm.br:1/10382 |
network_acronym_str |
UFSM |
network_name_str |
Manancial - Repositório Digital da UFSM |
repository_id_str |
|
spelling |
Síntese 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] piridinasQuímicaChemistryCNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICAThe 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.Coordenação de Aperfeiçoamento de Pessoal de Nível SuperiorEste 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.Universidade Federal de Santa MariaBRQuímicaUFSMPrograma de Pós-Graduação em QuímicaZanatta, Nilohttp://lattes.cnpq.br/0719465062354576Martins, Marcos Antonio Pintohttp://lattes.cnpq.br/6457412713967642Barichello, Rosemariohttp://lattes.cnpq.br/8251059080103642Fernandes, Liana da Silva2006-12-112006-12-112006-07-03info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/masterThesisapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfFERNANDES, 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/1/10382porinfo:eu-repo/semantics/openAccessreponame:Manancial - Repositório Digital da UFSMinstname:Universidade Federal de Santa Maria (UFSM)instacron:UFSM2023-01-05T18:13:25Zoai:repositorio.ufsm.br:1/10382Biblioteca Digital de Teses e Dissertaçõeshttps://repositorio.ufsm.br/ONGhttps://repositorio.ufsm.br/oai/requestatendimento.sib@ufsm.br||tedebc@gmail.comopendoar:2023-01-05T18:13:25Manancial - Repositório Digital da UFSM - Universidade Federal de Santa Maria (UFSM)false |
dc.title.none.fl_str_mv |
Síntese de 2-amino(alcoxi)-5-trifluoracetil-1,2,3,4-tetraidropiridinas e oxazolo[3,2-a]piridinas 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.none.fl_str_mv |
Zanatta, Nilo http://lattes.cnpq.br/0719465062354576 Martins, Marcos Antonio Pinto http://lattes.cnpq.br/6457412713967642 Barichello, Rosemario http://lattes.cnpq.br/8251059080103642 |
dc.contributor.author.fl_str_mv |
Fernandes, Liana da Silva |
dc.subject.por.fl_str_mv |
Química Chemistry CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
topic |
Química Chemistry 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.none.fl_str_mv |
2006-12-11 2006-12-11 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.uri.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. 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 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Federal de Santa Maria BR Química UFSM Programa de Pós-Graduação em Química |
publisher.none.fl_str_mv |
Universidade Federal de Santa Maria BR Química UFSM Programa de Pós-Graduação em Química |
dc.source.none.fl_str_mv |
reponame:Manancial - Repositório Digital da UFSM instname:Universidade Federal de Santa Maria (UFSM) instacron:UFSM |
instname_str |
Universidade Federal de Santa Maria (UFSM) |
instacron_str |
UFSM |
institution |
UFSM |
reponame_str |
Manancial - Repositório Digital da UFSM |
collection |
Manancial - Repositório Digital da UFSM |
repository.name.fl_str_mv |
Manancial - Repositório Digital da UFSM - Universidade Federal de Santa Maria (UFSM) |
repository.mail.fl_str_mv |
atendimento.sib@ufsm.br||tedebc@gmail.com |
_version_ |
1805922161919000576 |