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139589-19-8 4h-1-benzopyran-4-one,3,8-dibromo-7-butoxy-2-ethoxy-2,3-dihydro-2-(4-methylphenyl)-6-nit

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Product Name 4H-1-Benzopyran-4-one,3,8-dibromo-7-butoxy-2-ethoxy-2,3-dihydro-2-(4-methylphenyl)-6-nitro-
CAS No. 139589-19-8
Molecular Formula C22H23Br2NO6