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Product Name：Edaravone; 3-Methyl-1-phenyl-2-pyrazolin-5-one; 1-Phenyl-3-methyl-5-pyrazolone;

                               2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one

CAS ：89-25-8

Molecular Formula：C₁₀H₁₀N₂O

Molecular Weight：174.20

Molecular Structure：