35441-13-5 EINECS 252-563-9 Ethanesulfonic acid, 2-((4-(3-(4,5-dichloro-2-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl)phenyl)sulfonyl)-, sodium salt Sodium 2-((4-(3-(4,5-dichloro-2-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl)phenyl)sulphonyl)ethanesulphonate