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873299-73-1 2h-1-benzopyran-3-carboxylic acid, 2-(3-butynyl)-3,4-dihydro-4-oxo-,ethyl ester

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Product Name 2H-1-Benzopyran-3-carboxylic acid, 2-(3-butynyl)-3,4-dihydro-4-oxo-,ethyl ester
CAS No. 873299-73-1
Molecular Formula C16H16O4