Tetra![2,4-Dihydro-2-[4-[(2-hydroxyethyl)sulphonyl]phenyl]-5-methyl-3h-pyrazol-3-one](http://thsciimg.chemcd.cn/TS54529.gif)
Chemical Name : 2,4-Dihydro-2-[4-[(2-hydroxyethyl)sulphonyl]phenyl]-5-methyl-3h-pyrazol-3-one
CAS : 21951-34-8
Synonyms: 1-(4-Beta-hydroxyethylsulfonylphenyl)-3-methyl-5-pyrazolone;2,4-Dihydro-2-[4-[(2-hydroxyethyl)sulfonyl]phenyl]-5-methyl-3h-pyrazol-3-one;2,4-Dihydro-2-[4-[(2-hydroxyethyl)sulphonyl]phenyl]-5-methyl-3h-pyrazol-3-one
