34966-53-5
methyl 2-oxo-2-p-tolylacetate
→
105457-91-8
2-(4-methylphenyl)-2-oxoacetyl chloride
5524-56-1
2-(4-甲基苯基)-2-氧代乙酸乙酯
7163-50-0
4-甲基苯基乙醛酸