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492471-03-1 2h-thieno[3,2-h]-1-benzopyran-2-one, 4-methyl-7,8-diphenyl-

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Product Name 2H-Thieno[3,2-h]-1-benzopyran-2-one, 4-methyl-7,8-diphenyl-
CAS No. 492471-03-1
Molecular Formula C24H16O2S