1-(2-chloro-5-sulfonophenyl)-3-methyl-5-pyrazolinone

Structural formula Business number 0202 Molecular formula C10H9ClN2O4S Molecular weight 288.71 label 4-Chloro-3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzenesulfonic acid, 3-Methyl-1-(2′-…