4-[5-[3-carboxy-5-hydroxy-1-(4-sulphophenyl)-1H-pyrazol-4-yl]penta-2,4-dienylidene]-4,5-dihydro-5-oxo-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid

CAS No: 32425-62-0

carboxy,hydroxy,sulphophenyl,pyrazol,penta,dienylidene,dihydro,pyrazole,carboxylic