4-CHLORO-3-ETHYL-1-METHYL-5-PYRAZOLECARBONYLCHLORIDE

4-Chloro-3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acid chloride

1H-Pyrazole-5-carbonyl chloride, 4-chloro-3-ethyl-1-methyl- (9CI)