38425-48-8
3-butylcyclobut-2-en-1-one
→
~93%
84817-84-5
3-methylideneheptanoic acid
674-82-8
双乙烯酮
+
693-03-8
N-BUTYLMAGNESIUM BROMIDE
~67%
109-65-9
正溴丁烷
~51%
693-04-9
氯丁基镁
~38%
136578-49-9
Ethyl 3-methyleneheptanoate