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180962-63-4 3h-2-benzopyran-3-one,1-(1,3-butadiynyl)-1,4-dihydro- (9ci)

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Product Name 3H-2-Benzopyran-3-one,1-(1,3-butadiynyl)-1,4-dihydro- (9CI)
CAS No. 180962-63-4
Synonyms Velutyne
Molecular Formula C13H8O2