Síntese de derivados 4-aril-3,4-di-hidrocumarínicos catalisada por NbCl5
Data(s) |
01/01/2013
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Resumo |
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. |
Formato |
text/html |
Identificador |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422013000900005 |
Idioma(s) |
pt |
Publicador |
Sociedade Brasileira de Química |
Fonte |
Química Nova v.36 n.9 2013 |
Palavras-Chave | #niobium pentachloride #multicomponent reaction #coumarin derivatives |
Tipo |
journal article |