The present patent discloses a novel one pot two-step process for the synthesis of ivacaftor and related compounds of [Formula (I)], wherein R1, R2, R3, R4, R5, R6, R7 and Ar1 are as described above; its tautomers or pharmaceutically acceptable salts thereof starting from indole acetic acid amides.
本专利公开了一种新颖的一锅两步合成ivacaftor和相关化合物[公式(I)]的过程,其中R1、R2、R3、R4、R5、R6、R7和Ar1如上所述;其互变异构体或药用盐,起始原料为
吲哚乙酸酰胺。