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254453-99-1 ethanone,1-[5-(2,4-difluorophenyl)-2-thienyl]-2-(triphenylphosphoranylidene)-

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Product Name Ethanone,1-[5-(2,4-difluorophenyl)-2-thienyl]-2-(triphenylphosphoranylidene)-
CAS No. 254453-99-1
Molecular Formula C30H21F2OPS