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491850-88-5 3-butenoic acid, 4-chloro-2-oxo-4-(2-thienyl)-, ethyl ester, (3z)-

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Product Name 3-Butenoic acid, 4-chloro-2-oxo-4-(2-thienyl)-, ethyl ester, (3Z)-
CAS No. 491850-88-5
Molecular Formula C10H9ClO3S