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140403-09-4 2-thiophenecarboxylic acid,4-[4-(methylsulfonyl)phenyl]-5-(4-nitrophenyl)-, ethyl ester

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Product Name 2-Thiophenecarboxylic acid,4-[4-(methylsulfonyl)phenyl]-5-(4-nitrophenyl)-, ethyl ester
CAS No. 140403-09-4
Molecular Formula C20H17NO6S2