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649557-99-3 2h-1-benzopyran-6-sulfonic acid, 2-oxo-, 4-(1,2,3-thiadiazol-4-yl)phenylester

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Product Name 2H-1-Benzopyran-6-sulfonic acid, 2-oxo-, 4-(1,2,3-thiadiazol-4-yl)phenylester
CAS No. 649557-99-3
Molecular Formula C17H10N2O5S2