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742103-17-9 2h-1-benzopyran-2-one, 7-[2-(4-chlorophenyl)ethenyl]-3-phenyl-

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Product Name 2H-1-Benzopyran-2-one, 7-[2-(4-chlorophenyl)ethenyl]-3-phenyl-
CAS No. 742103-17-9
Molecular Formula C23H15ClO2