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884501-46-6 4h-1-benzopyran-6-sulfonic acid, 2-(4-methoxyphenyl)-4-oxo-

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Product Name 4H-1-Benzopyran-6-sulfonic acid, 2-(4-methoxyphenyl)-4-oxo-
CAS No. 884501-46-6
Molecular Formula C16H12O6S