107-15-3
乙二胺
+
431-03-8
2,3-丁二酮
→
~85%
15986-92-2
5,6-dimethyl-2,3-dihydropyrazine
~72%
2028-63-9
3-丁炔-2-醇
~50%
141089-27-2
N-methyl-2-methylene-3-methyl-1,4-diazacyclohexan-3-ene