674-82-8
双乙烯酮
+
37586-57-5
magnesium,2-methylpent-2-ene,bromide
→
~53%
55050-39-0
7-methyl-3-methylideneoct-6-enoic acid
459-80-3
香叶酸
74298-38-7
3,7-Dimethylocta-3,7-dienoic Acid