Synonyms: | 1-(2,4,6-Trichlorophenyl)-3-(p-nitroanilino)-2-pyrazoline-5-one,97%;5-(4-nitroanilino)-2-(2,4,6-trichlorophenyl)-4H-pyrazol-3-one;1-(2,4,6-trichlorophenyl)-3-p-nitroanilino-2-pyrazolin-5-one;3-(p-nitroanilino)-l-(2,4,6-trichlorophenyl)-2-pyrazolin-5-on;3h-pyrazol-3-one,2,4-dihydro-5-((4-nitrophenyl)amino)-2-(2,4,6-trichlorophen;3h-pyrazol-3-one,2,4-dihydro-5-[(4-nitrophenyl)amino]-2-(2,4,6-trichlorophenyl;COLOR COUPLING AGENT, M-38;1-(2,4,6-TRICHLOROPHENYL)-3-(P-NITROANILINO)-2-PYRAZOLINE-5-ONE |