flucythrinate flucythrinate flucythrinate is a pyrethroid insecticide and acaricide. it is not currently approved for use in the united states. flucythrinate names iupac name cyano(3-phenoxyphenyl)methyl 2--3-methylbutanoate other names fluorocythrin identifiers cas number 70124-77-5 y 3d model (jsmol) interactive image chemspider 46213 echa infocard 100.067.544 pubchem cid 50980 unii 57d0gao3rx y comptox dashboard (epa) dtxsid0022301 inchi inchi=1s/c26h23f2no4/c1-17(2)24(18-11-13-21(14-12-18)32-26(27)28)25(30)33-23(16-29)19-7-6-10-22(15-19)31-20-8-4-3-5-9-20/h3-15,17,23-24,26h,1-2h3key: gbiholcmzgakng-uhfffaoysa-ninchi=1/c26h23f2no4/c1-17(2)24(18-11-13-21(14-12-18)32-26(27)28)25(30)33-23(16-29)19-7-6-10-22(15-19)31-20-8-4-3-5-9-20/h3-15,17,23-24,26h,1-2h3key: gbiholcmzgakng-uhfffaoyau smiles fc(f)oc1ccc(cc1)c(c(=o)oc(c#n)c3cc(oc2ccccc2)ccc3)c(c)c properties chemical formula c26h23f2no4 molar mass 451.470 g·mol−1 appearance dark amber viscous liquid density 1.189 g/cm3 (22 °c) boiling point 108 °c (226 °f; 381 k) (0.35 mmhg) solubility in water 0.06 mg/l pharmacology atcvet code qp53ac07 (who) except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references