84-57-1 Dichlorosulfophenyl-3-methylpyrazolone

Name: Dichlorosulfophenyl-3-methylpyrazolone
Synonyms: Benzenesulfonicacid, 2,5-dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)- (6CI,8CI);1-(2',5'-Dichloro)phenyl-3-methyl-5-pyrazolone-4'-sulfonic acid;1-(2',5'-Dichloro-4'-sulfophenyl)-3-methyl-5-pyrazolone;2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonicacid;NSC 50666;p-(3-Methyl-5-oxo-2-pyrazolin-1-yl)-2,5-dichlorbenzenesulfonicacid;
CAS Number:84-57-1
Molecular Formula:C₁₀H₆Cl₂N₂O₄S
Molecular Weight:323.16
EINECS:201-541-7
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Safety Description:A severe eye irritant. See also SULFONATES. When heated to decomposition it emits very toxic fumes of SO_x, NO_x, and Cl⁻.
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