109-65-9
正溴丁烷
+
5807-14-7
1,5,7-三氮杂双环[4.4.0]癸-5-烯
→
~47%
80509-86-0
1-butyl-2,3,4,6,7,8-hexahydropyrimido[1,2-a]pyrimidine