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89625-28-5 2h,5h-pyrano[2,3-b][1]benzopyran-5-one,3,4-dihydro-8,9-dimethoxy-2,2-dimethyl-

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Product Name 2H,5H-Pyrano[2,3-b][1]benzopyran-5-one,3,4-dihydro-8,9-dimethoxy-2,2-dimethyl-
CAS No. 89625-28-5
Molecular Formula C16H18O5