(3S,4S)-3-methyl-2-oxa-8-azaspiro[4.5]decan-4-amine dihydrochloride 、
3,6-dichloro-5-methyl-1,2,4-triazine 在
N,N-二异丙基乙胺 作用下,
以
1,4-二氧六环 为溶剂,
反应 12.0h,
以58.3%的产率得到(3S,4S)-8-(6-chloro-5-methyl-1,2,4-triazin-3-yl)-3-methyl-2-oxa-8-azaspiro[4.5]decan-4-amine