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223240-09-3 pyridinium, 4-methyl-1-[2-oxo-2-(2-oxo-2h-1-benzopyran-3-yl)ethyl]-,bromide

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Product Name Pyridinium, 4-methyl-1-[2-oxo-2-(2-oxo-2H-1-benzopyran-3-yl)ethyl]-,bromide
CAS No. 223240-09-3
Molecular Formula C17H14NO3・Br