4-[4,5-dihydro-4-[[5-hydroxy-3-methyl-1-(4-sulphophenyl)-1H-pyrazol-4-yl]methylene]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid, compound with pyridine (1:2)

CAS No: 95008-99-4

dihydro,hydroxy,methyl,sulphophenyl,pyrazol,methylene,benzenesulphonic,compound,pyridine