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137676-18-7 2h-naphtho[1,2-b]pyran-4-carboxylic acid, 2-ethoxy-3,4-dihydro-, ethylester, trans-

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Product Name 2H-Naphtho[1,2-b]pyran-4-carboxylic acid, 2-ethoxy-3,4-dihydro-, ethylester, trans-
CAS No. 137676-18-7
Molecular Formula C18H20O4