Einecs 262-838-5

4-[(2,4-dimethoxyphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one

3H-Pyrazol-3-one, 4-((2,4-dimethoxyphenyl)azo)-2,4-dihydro-5-methyl-2-phenyl-

3H-Pyrazol-3-one, 4-(2-(2,4-dimethoxyphenyl)diazenyl)-2,4-dihydro-5-methyl-2-phenyl-