3,5-Bis(trifluoromethyl)benzohydrazide26107-82-4 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid60875-16-3 4-(4-Fluorophenyl)thiosemicarbazide330-94-9 4-(4-Methoxyphenyl)thiosemicarbazide40207-03-2 4-(Diethylamino)benzaldehyde 2,2-diphenylhydrazone68189-23-1 4-[4-[[5-(4,5-Dimethyl-2-nitrophenyl)-2-furanyl]methylene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzoic acid328968-36-1 4-Hydroxy-3,5-dimethoxybenzoic acid hydrazide1443-76-1 4-Methyl-1-phenyl-3-pyrazolidone2654-57-1 4-Methylbenzenesulfonic acid 2-[2-phenyl-1-(phenylmethyl)ethylidene]hydrazide19816-88-7 4,4′-Bis(1-phenyl-3-methyl-5-pyrazolone)7477-67-0 4′-Formylacetanilide thiosemicarbazone104-06-3 5-Amino-2,4-dihydro-3H-pyrazol-3-one6126-22-3 6-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-1,3-naphthalenedisulfonic acid7277-87-4 9-Ethylcarbazole-3-carbaldehyde diphenylhydrazone73276-70-7 Acetohydrazide1068-57-1 Acetone hydrazone5281-20-9 Acetone thiosemicarbazone1752-30-3 Acetylphenylhydrazine114-83-0 Acid yellow 116359-82-6 Adipic acid dihydrazide1071-93-8