CAS NO:90-31-3

EC NO:201-984-6

Molecular Formula:C₁₀H₉ClN₂O

Molecular Weight:208.6443

Synonyms:;2-(3-Chlorophenyl)-2,4-dihydro-5-methyl-3H-pyrazol-3-one;1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone;2-(3-chlorophenyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one;1-(3-Chlorophenyl)-3-Methyl-4,5-Dihydro-1H-Pyrazol-5-One;1-(3-Chlorophenyl)-3-Methyl-5-Pyrazolone;

Molecular Structure:

CAS NO:88-76-6

EC NO:201-858-0

Molecular Formula:C₁₀H₉ClN₂O₄S

Molecular Weight:288.7075

Synonyms:;1-(2-Chloro-5-sulfophenyl)-3-methyl-5-pyrazolone;Chloropyrazolic acid 5;1-(2'-CHLORO-5'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE;3-methyl-1-(2-chloro-5-sulfophenyl)-5-pyrazolone;4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonic acid;3-methyl-1-(2’-chloro-5’-sulfonicphenyl)-5-pyrazolone;4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonicacid;4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid;4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonicaci;Benzenesulfonic acid, 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-;1-(2'-chloro-5'-sulfonglphengl)-3-methyl-5-pyrazolone;25CSMP;4-Chloro-3-(3-Methyl-5-Oxo-2-Pyrazolin-1-Yl)Benzenesulfonic Acid;1-(2-Chloro-5-Sulphophenyl)-3-Methyl-5-Pyrazolone;

Molecular Structure:

CAS NO:84-57-1

EC NO:201-541-7

Molecular Formula:C₁₀H₈Cl₂N₂O₄S

Molecular Weight:323.1525

Synonyms:;4-Acetylbutyric acid ethyl ester;1-(2',5'-Dichloro-4'-sulfophenyl)-3-methyl-5-pyrazolone;2,5-Dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid;1-(2',5'-Dichloro-4'-Sulfo)phenyl-3-Methyl-5-Pyrazolone;2,3-dichloro-6-(5-methyl-3-oxo-1H-pyrazol-2-yl)benzenesulfonic acid;254CSMP;2,5-Dichloro-1-(4 Sulphophenyl)-3-Methyl-5-Pyrazolone;1-(2,5-Dichloro)-3-Methyl-5-Pyrazolone/DMP;1-(2,5-Dichloro)-3-Methyl-5-Pyrazolone;

Molecular Structure: