4-spiro-(1-(pyrrolidin-3-yl)ethanone)piperidine hydrochloride 、
2-methanesulfonyl-1,6-dihydro-1-methyl-6-oxo-5-(phenylmethoxy)-4-pyrmidinecarboxylic acid ethyl ester 在
三乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 18.0h,
以11%的产率得到2-(2-(1-ethanone)-2,8-diazaspiro[4.5]dec-8-yl)-1,6-dihydro-1-methyl-6-oxo-5-(phenylmethoxy)-4-pyrimidinecarboxylic acid ethyl ester