Synonym
4-(dimethylamino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one ; 4-Dimethylamino Antipyrine|4-(dimethylamino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one ;;|4-(Dimethylamino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one;|4-Dimethyl Amino Antipyrine|4-Dimethylamino Antipyrine;|Metamizole Impurity D|Metamizole Sodium - IMPURITY D