4378-55-6
5-(3,4-二甲氧基苯基)-5-氧代戊酸
→
101499-71-2
ethyl 5-(3,4-dimethoxyphenyl)-5-oxopentanoate
91-16-7
邻苯二甲醚
108-55-4
戊二酸酐
+
1070-62-8
戊二酸氢乙酯