4-{[(3-aminoquinolin-4-yl)amino]methyl}tetrahydro-2H-pyran-4-ol 、
乙氧基乙酰氯 以to provide 4-{[2-(ethoxymethyl)-1H-imidazo[4,5-c]quinolin-1-yl]methyl}tetrahydro-2H-pyran-4-ol as pale tan crystals (7.50 g, 76%)的产率得到4-{[2-(ethoxymethyl)-1H-imidazo[4,5-c]quinolin-1-yl]methyl}tetrahydro-2H-pyran-4-ol