tert-butyl (4-(((3-methylpyridin-2-yl)methyl)amino)butyl)carbamate 、 2-Chloromethyl-3,4-dimethoxypyridinium hydrochloride 、
N,N-二异丙基乙胺 以
乙腈 为溶剂,
以gave {4-[(3,4-dimethoxy-pyridin-2-ylmethyl)-(3,5-dimethyl-pyridin-2-ylmethyl)-amino]-butyl}-carbamic acid tert-butyl ester as an oily residue的产率得到{4-[(3,4-dimethoxy-pyridin-2-ylmethyl)-(3,5-dimethyl-pyridin-2-ylmethyl)-amino]-butyl}-carbamic acid tert-butyl ester