[Synonyms]
4-(α-Chloroacetyl)antipyrine
4-(2-chloroacetyl)-1,5-dimethyl-2-phenylpyrazol-3-one
1-Phenyl-2,3-dimethyl-4-(chloroacetyl)-3-pyrazoline-5-one
4-(Chloroacetyl)-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one
3H-Pyrazol-3-one, 4-(2-chloroacetyl)-1,2-dihydro-1,5-dimethyl-2-phenyl- |