Common Name Fipronil
CAS No. 120068–37–3
Chemical Name (±)-5-amino-1-(2,6-dichloro-α,α,α-trifluoro-p-tolyl)-4-trifluoromethylsulfinylpyrazole-3-carbonitrile
Synonyms 5-amino-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[(1R,S)-(trifluoromethyl)sulfinyl]-1H-pyrazole-3-carbonitrile
Molecular Formula C12H4Cl2F6N4OS
Molecular Weight 437.2
Physical Chemistry M.p. 203 °C; (tech., 195.5–203 °C) V.p. 2 × 10-3 mPa (25 °C) Kow logP = 4.0 (shake flask method) Henry 2.31 × 10-4 Pa m3 mol-1 (calc.) S.g./density 1.477–1.705 (20 °C) Solubility In water 1.9 (pH 5), 2.4 (pH 9), 1.9 (distilled) (all in mg/l, 20 °C).
Formulation 97%TC, 80%WDG, 5%SC
