4,5-dihydro-5-oxo-1-(4-sulphophenyl)-4-[(4-sulphophenyl)azo]-1H-pyrazole-3-carboxylic acid
CAS No. 34175-08-1
4,5-dihydro-5-oxo-1-(4-sulphophenyl)-4-[(4-sulphophenyl)azo]-1H-pyrazole-3-carboxylic acid;4-(4-Sulfophenylazo)-1-(4-sulfophenyl)-4,5-dihydro-5-oxo-1H-pyrazole-3-carboxylic acid;5-Oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-2-pyrazoline-3-carboxylic acid
ISOPHLORIN 4396-10-5
LAUTAL 1 12604-79-4