TY - JOUR T1 - Microwave-assisted synthesis of indole-2-carboxylic acid esters in ionic liquid JO - Journal of the Brazilian Chemical Society A1 - Gu, Lijun A1 - Li, Xiangguang SN - 0103-5053 UL - 10.1590/S0103-50532011001100003 VL - 22 Y1 - 2011 PB - Brasil ER -