<chemical> Synthetic analogs of the naturally occuring insecticide cinerin, jasmolin, and pyrethrin. ... Pharmacological action: insecticide. ... Chemical name: Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, 2-methyl-4-oxo-3-(2-propenyl)-2-cyclopenten-1-yl ester ... (12 Dec 1998) ... 
a clear, amber, viscous liquid, CHO, used as an insecticide.