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918428-47-4 2h-1-benzopyran-2-one,4-[[4-(2-chlorophenoxy)-2-butyn-1-yl]oxy]-6-methyl-

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Product Name 2H-1-Benzopyran-2-one,4-[[4-(2-chlorophenoxy)-2-butyn-1-yl]oxy]-6-methyl-
CAS No. 918428-47-4
Molecular Formula C20H15ClO4