英文别名2-(2-chloro-phenyl)-5-methyl-1,2-dihydro-pyrazol-3-one; 2-(2-Chlor-phenyl)-5-methyl-1,2-dihydro-pyrazol-3-on; 1-(2-Chlor-phenyl)-3-methyl-pyrazolon-(5); 3H-Pyrazol-3-one,2-(2-chlorophenyl)-1,2-dihydro-5-methyl; 1-(2-chlorophenyl)-3-methyl-5-pyrazolone; 1-(M-CHLOROPHENYL)-3-METHYL-5-PYRAZOLONE; 1-(M-CHLOROPHENYL)-3-METHYL-2-PYRAZOLIN-5-ONE; 1-(o-chlorophenyl)-3-methyl-5-pyrazolone; 2-(3-chlorophenyl)-5-methyl-1H-pyrazol-3(2H)-one; 2-(3-chlorophenyl)-5-methyl-3-pyrazol-2-iumone 
