274-09-9
1,3-苯并间二氧杂环戊烯
+
6831-57-8
2-bromo-4,5-dimethoxyphenylacetic acid chloride
→
90998-36-0
1-(1,3-benzodioxol-5-yl)-2-(2-bromo-4,5-dimethoxyphenyl)ethanone
4697-62-5
2-溴-4,5-甲氧基苯乙酸