Santos, Willian Henrique dos [UNESP]Siqueira, Mayara de Souza [UNESP]Silva Filho, Luiz Carlos da [UNESP]2014-09-302014-09-302013Química Nova. Sociedade Brasileira de Química, v. 36, n. 9, p. 1303-1307, 2013.0100-4042http://hdl.handle.net/11449/109449Multicomponent 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.1303-1307porniobium pentachloridemulticomponent reactioncoumarin derivativesArtigo10.1590/S0100-40422013000900005S0100-40422013000900005WOS:000327310700005Acesso abertoS0100-40422013000900005.pdf92316085539512929154336767369306