Synonyms: Cyclopropanecarboxylic acid, 2,2-dimethyl-3- (2-methylpropenyl)-, methyl ester;cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, methyl ester;Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, methyl ester;Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, methyl ester;Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, methyl ester (8CI);Methyl chrysanthemate