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899438-73-4 2h-3,1-benzoxazin-2-one, 4-ethynyl-1,4-dihydro-4-methyl-

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Product Name 2H-3,1-Benzoxazin-2-one, 4-ethynyl-1,4-dihydro-4-methyl-
CAS No. 899438-73-4
Molecular Formula C11H9NO2