5205-39-0
戊二酸单乙酯酰氯
→
35872-49-2
5-(3,4-二甲基苯基)戊酸
108-55-4
戊二酸酐
95-47-6
邻二甲苯
7508-13-6
5-(3,4-dimethylphenyl)-5-oxopentanoic acid