Synonyms:
ethyl 4-hydroxy-1-phenyl-5-(phenylazo)-1h-pyrazole-3-carboxylate ; 4-hydroxy-1-phenyl-5-(phenylazo)-1h-pyrazole-3-carboxylic acid ethyl ester ; 1h-pyrazole-3-carboxylic acid, 4-hydroxy-1-phenyl-5-(2-phenyldiazenyl)-, ethyl ester ; 1h-pyrazole-3-carboxylic acid, 4-hydroxy-1-phenyl-5-(phenylazo)-, ethyl ester ; 1h-pyrazole-3-carboxylic acid, 4-hydroxy-1-phenyl-5-(phenylazo), ethyl ester ; einecs 239-146-7