1-(4-aminobutyl)-1H-imidazo[4,5-c]quinolin-4-amine 、
氯化异氰盐酸盐 以to provide N4-[4-(4-amino-1H-imidazo[4,5-c]quinolin-1-yl)butyl]isonicotinamide as a white crystalline solid, m.p. 213.0-213.7° C的产率得到N4-[4-(4-Amino-1H-imidazo[4,5-c]quinolin-1-yl)butyl]isonicotinamide