2026-04-05T10:41:10Zhttps://recercat.cat/oai/request

oai:recercat.cat:2445/344772025-12-05T14:30:45Zcom_2072_1057col_2072_478917col_2072_478923col_2072_478933

00925njm 22002777a 4500 dc Alba, Andrea-Nekane R. author Calvet Pallàs, Maria Teresa author Font Bardia, Ma. Mercedes author Moyano i Baldoire, Albert author Ríos Torres, Ramón author 2013-04-08T13:45:02Z 2011 2013-04-04T16:51:59Z The alkylation of oxazolones through an SN1 reaction by using stabilized carbocations is reported. The reaction (catalyzed by Brønsted acids, such as TFA or thioureas) affords the final compounds in excellent yields. Reaction with other heterocycles has also been studied, rendering pyrazolone or oxindole derivatives in good yields. Àcids de Lewis Lewis acids Alkylation of oxazolones and related heterocycles through an SN1 reaction.