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89329-22-6 2h-1-benzopyran-2-one, 5,7-dichloro-3,4-dihydro-4-phenyl-

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Product Name 2H-1-Benzopyran-2-one, 5,7-dichloro-3,4-dihydro-4-phenyl-
CAS No. 89329-22-6
Molecular Formula C15H10Cl2O2