1-(4-aminobutyl)-1H-imidazo[4,5-c]quinolin-4-amine 、
8-喹啉 羰酰氯 以to provide N8-[4-(4-amino-1H-imidazo[4,5-c]quinolin-1-yl)butyl]-8-quinolinecarboxamide as a tan powder, m.p. 91.0-93.0° C的产率得到N8-[4-(4-Amino-1H-imidazo[4,5-c]quinolin-1-yl)butyl]-8-quinolinecarboxamide