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108143-52-8 1h-naphtho[2,1-b]pyran-1-one, 2,3-dihydro-2-(phenylmethylene)-

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Product Name 1H-Naphtho[2,1-b]pyran-1-one, 2,3-dihydro-2-(phenylmethylene)-
CAS No. 108143-52-8
Molecular Formula C20H14O2