The present invention relates to a method for preparing difluoromethyl-nicotinic-indanyl carboxamides of the formula (I)by amidation in which the substituents R1, R2, R3and R4 have the definitions as specified in the description.本發明關於一種藉由醯胺化製備式(I)二氟甲基-菸鹼-二氫茚基羧醯胺之方法,其中該等取代基R1、R2、R3和R4具有如說明書中具體指定之定義。