(R)-quinuclidin-3-yl 2-(4-methylpiperidin-1-yl)-2-phenylacetate 、
2-溴苯乙酮 以
乙腈 为溶剂,
反应 16.0h,
以to obtain (3R)-3-(2-(4-methylpiperidin-1-yl)-2-phenylacetoxy)-1-(2-oxo-2-phenylethyl)-1-azoniabicyclo[2.2.2]octane bromide (5 mg, 5.5% yield) as a colorless oil的产率得到(3R)-3-(2-(4-methylpiperidin-1-yl)-2-phenylacetoxy)-1-(2-oxo-2-phenylethyl)-1-azoniabicyclo[2.2.2]octane bromide