17117-17-8
5-溴-3-乙氧基吡啶
+
128244-01-9
1-苄基-1,7-二氮杂螺[4.4]壬烷
→
~69%
646055-69-8
1-benzyl-7-(5-ethoxypyridin-3-yl)-1,7-diazaspiro[4.4]nonane
646055-70-1
7-(5-ethoxypyridin-3-yl)-1,7-diazaspiro[4.4]nonane