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874151-98-1 2-propenoyl chloride,3-(3,4-dihydro-4-oxo-3-phenyl-2h-1-benzothiopyran-7-yl)-, (2e)-

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Product Name 2-Propenoyl chloride,3-(3,4-dihydro-4-oxo-3-phenyl-2H-1-benzothiopyran-7-yl)-, (2E)-
CAS No. 874151-98-1
Molecular Formula C18H13ClO2S