Similar names: Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cis-; rel-(1R,3R)-3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid; (±)-cis-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid; (±)-cis-Cypermethric acid; (±)-cis-Permethrinic acid; cis-(Dichlorovinyl)dimethylcyclopropanecarboxylic acid; cis-(±)-Cypermethric acid; cis-2,2-Dimethyl-3-(2,2-dichlorovinyl)cyclopropanecarboxylic acid; cis-3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid; cis-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropane-1-carboxylic acid; cis-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid; cis-DL-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid; cis-Permethric acid; cis-Permethrinic acid; Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (1R,3R)-rel-