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89781-40-8 2-butenoic acid, 4-(4-chlorophenyl)-4-oxo-, ethyl ester, (e)-

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Product Name 2-Butenoic acid, 4-(4-chlorophenyl)-4-oxo-, ethyl ester, (E)-
CAS No. 89781-40-8
Molecular Formula C12H11ClO3