(S)-7-bromo-1-[(2,2-dimethyl-1,3-dioxolan-4-yl)methyl]-2-ethoxymethyl-1H-imidazo[4,5-c]quinolin-4-amine 在
钯 乙腈 作用下,
以
乙酸乙酯 、
甲醇 为溶剂,
反应 16.0h,
以to yield 1-{[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl}-2-(ethoxymethyl)-1H-imidazo[4,5-c]quinolin-4-amine hydrobromide (1.92 g) as a white crystalline solid, mp 220-222° C的产率得到1-{[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl}-2-(ethoxymethyl)-1H-imidazo[4,5-c]quinolin-4-amine hydrobromide