Chemical Identification
Common Name
Sulfluramid
中文通用名
氟虫胺
IUPAC
N-ethylperfluorooctane-1-sulfonamide
CAS
N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-1-octanesulfonamide
CAS No.
4151-50-2
Molecular Formula
C10H6F17NO2S
Molecular Structure
Physical Properties
Molecular weight:527.2; Physical form:Colourless crystals. Composition:Tech. is 98.0%. Melting point:96 °C; ( tech., 87-93 °C); Flash point:>93 °C (Seta flash); Vapour pressure:0.057 mPa (25 °C); Partition coefficient(n-octanol and water):logP >6.8 (unionised); pKa:9.5, v. weak acid; Solubility:Insoluble in water (25 °C). In dichloromethane 18.6, hexane 1.4, methanol 833 (all in g/l).; Stability:Stable >90 d at 50 °C; to light >90 d in closed jar.;
Toxicology
Oral:Acute oral LD50 for rats 2500 mg/kg. Dermal LD50 1250 mg/kg. Percutaneous:Acute percutaneous LD50 for rabbits >2000 mg/kg. Mild skin irritant; practically non-irritating to eyes (rabbits). Inhalation: LC50 (4 h) for rats >4.4 mg/l.
Environmental Profile
Ecotoxicology: 
Birds:Acute oral LD50 for bobwhite quail 45 mg/kg. LC50(8 d) for bobwhite quail 300, mallard ducks 165 ppm diet.Daphnia: LC50 (48 h) 0.39 mg/l.Fish: LC50 (96 h) for fathead minnow >9.9, rainbow trout >7.99 mg/l.
Transport Information
Hazard Class:III(Slightly hazardous)

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