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89405-22-1 2h-1-benzopyran-5-carboxylic acid,3,4-dihydro-7,8-dimethoxy-2,2-dimethyl-, methyl ester

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Product Name 2H-1-Benzopyran-5-carboxylic acid,3,4-dihydro-7,8-dimethoxy-2,2-dimethyl-, methyl ester
CAS No. 89405-22-1
Molecular Formula C15H20O5