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23639-40-9 5h-8b,12-(epoxymethano)-1h-fluoreno[9,8a-c]pyran-1,3(4h)-dione(9ci)

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Product Name 5H-8b,12-(Epoxymethano)-1H-fluoreno[9,8a-c]pyran-1,3(4H)-dione(9CI)
CAS No. 23639-40-9
Synonyms 4a,1-(Epoxymethano)-4aH-fluorene-8a(4bH)-aceticacid, 9-carboxy-, cyclic anhydride (8CI)
Molecular Formula C17H12O4