Synonyms: Pyretrin II;Pyrethrin II [BSI:ISO];PYRETHRIN II;Pyrethrine II [ISO-French];HSDB 6303;(+)-Pyrethronyl (+)-pyrethrate;EINECS 204-462-6;ENT 7,543;Pyrethrolone, chrysanthemum dicarboxlic acid methyl ester ester;Chrysanthemumdicarboxylic acid monomethyl ester pyrethrolone ester;Pyrethrolone ester of chrsanthemumdicarboxylic acid monomethyl ester;2-Methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl cyclopropane carboxylate;2-Methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl (1R-(1alphaS*(Z)))(3beta)-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate;3-(3-Methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl ester;Cyclopropaneacrylic acid, 3-carboxy-alpha,2,2-trimethyl-, 1-methyl ester, ester with 4-hydroxy-3-methyl-2-(2,4-pentadienyl)-2-cyclopenten-1-one;Cyclopropanecarboxylic acid, 3-((1E)-3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, (1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadienyl-2-cyclopenten-1-yl ester, (1R,3R)-;Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl ester, (1R-(1alpha(S*(Z)),3beta(E)))-;Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl ester, (1theta-(1alpha(S(Z)),3beta(E)))-;Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl ester, (R-(1alpha(S*(Z)),3beta(E)))-;Pyrethrine II;AC1O5FP0;UNII-5N9245585U;121-29-9;LS-58517;[(1S)-2-methyl-4-oxo-3-[(2E)-penta-2,4-dienyl]cyclopent-2-en-1-yl] (1R,3R)-3-[(E)-3-methoxy-2-methyl-3-oxoprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate;39668-02-5;Cyclopropanecarboxylic acid, 3-((1E)-3-methoxy-2-methyl-3-oxo-1-propen-1-yl)-2,2-dimethyl-, (1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadien-1-yl-2-cyclopenten-1-yl ester, (1R,3R)-;Methyl (2E)-3-(3-{[4-((2E)penta-2,4-dienyl)(1S)-5-methyl-3-oxocyclopent-4-enyl]oxycarbonyl}(1R,3R)-2,2-dimethylcyclopropyl)-2-methylprop-2-enoate