120-57-0
胡椒醛
+
115-22-0
3-羟基-3-甲基-2-丁酮
→
20099-40-5
1-(1,3-benzodioxol-5-yl)-4-hydroxy-4-methylpent-1-en-3-one
115-19-5
2-甲基-3-丁炔-2-醇