Síntese de derivados 4-aril-3,4-di-hidrocumarínicos catalisada por NbCl5

Multicomponent reactions between phenols, β-diesters and benzaldehydes for the synthesis of 4-aryl-3,4-dihydrocoumarin derivatives were carried out under mild conditions (room temperature) and presented moderate yields (38-88%) and reasonable reaction times (2-4 days), using niobium pentachloride as...

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Bibliographic Details
Authors: Santos, Willian Henrique dos [UNESP]; Siqueira, Mayara de Souza [UNESP]; Silva Filho, Luiz Carlos da [UNESP]
Format: Article
Status:Published version
Publication date:2013
Country:Brasil
Institution:UNESP
Repository:Repositório Institucional da UNESP
Language:Portuguese
OAI Identifier:oai:repositorio.unesp.br:11449/109449
Online Access:http://dx.doi.org/10.1590/S0100-40422013000900005
http://hdl.handle.net/11449/109449
Access Level:Open access
Keyword:niobium pentachloride
multicomponent reaction
coumarin derivatives
Description
Summary:Multicomponent reactions between phenols, β-diesters and benzaldehydes for the synthesis of 4-aryl-3,4-dihydrocoumarin derivatives were carried out under mild conditions (room temperature) and presented moderate yields (38-88%) and reasonable reaction times (2-4 days), using niobium pentachloride as a catalyst.