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CAS Number: 68359-37-5
SMILES : CC1(C)C(C=C(CL)CL)C1C(=O)OC(C(#N))c3ccc(F)c(Oc2ccccc2)c3
CHEM : Cyfluthrin
MOL FOR: C22 H18 CL2 F1 N1 O3
MOL WT : 434.30
------------------------------ EPI SUMMARY (v4.10) --------------------------
Physical Property Inputs:
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Vapor Pressure (mm Hg) : ------
Water Solubility (mg/L): ------
Henry LC (atm-m3/mole) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.68 estimate) = 5.74
Log Kow (Exper. database match) = 5.95
Exper. Ref: TOMLIN,C (1994)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 447.81 (Adapted Stein & Brown method)
Melting Pt (deg C): 92.74 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 2.63E-007 (Modified Grain method)
VP (Pa, 25 deg C) : 3.51E-005 (Modified Grain method)
MP (exp database): 60 deg C
VP (exp database): 1.50E-10 mm Hg (2.00E-008 Pa) at 20 deg C
Subcooled liquid VP: 3.33E-010 mm Hg (20 deg C, exp database VP )
: 4.44E-008 Pa (20 deg C, exp database VP )
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 0.008429
log Kow used: 5.95 (expkow database)
no-melting pt equation used
Water Sol (Exper. database match) = 0.003 mg/L (20 deg C)
Exper. Ref: TOMLIN,C (1997)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.014971 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Vinyl/Allyl Halides
Benzyl Nitriles
Nitrile Esters
Pyrethroids
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 9.21E-007 atm-m3/mole (9.34E-002 Pa-m3/mole)
Group Method: Incomplete
Exper Database: 2.90E-08 atm-m3/mole (2.94E-003 Pa-m3/mole)
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 1.783E-005 atm-m3/mole (1.807E+000 Pa-m3/mole)
VP: 2.63E-007 mm Hg (source: MPBPVP)
WS: 0.00843 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 5.95 (exp database)
Log Kaw used: -5.926 (exp database)
Log Koa (KOAWIN v1.10 estimate): 11.876
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.0653
Biowin2 (Non-Linear Model) : 0.0017
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 1.2957 (recalcitrant)
Biowin4 (Primary Survey Model) : 3.1257 (weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2058
Biowin6 (MITI Non-Linear Model): 0.0001
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.1565
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
Structure incompatible with current estimation method!
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 4.44E-008 Pa (3.33E-010 mm Hg)
Log Koa (Koawin est ): 11.876
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 67.6
Octanol/air (Koa) model: 0.185
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1
Mackay model : 1
Octanol/air (Koa) model: 0.937
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 12.5011 E-12 cm3/molecule-sec
Half-Life = 0.856 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 10.267 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 0.023261 E-17 cm3/molecule-sec
Half-Life = 49.268 Days (at 7E11 mol/cm3)
Fraction sorbed to airborne particulates (phi):
1 (Junge-Pankow, Mackay avg)
0.937 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.306E+005 L/kg (MCI method)
Log Koc: 5.116 (MCI method)
Koc : 3.969E+004 L/kg (Kow method)
Log Koc: 4.599 (Kow method)
Experimental Log Koc: 5 (database)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 6.124E-003 L/mol-sec
Kb Half-Life at pH 8: 3.587 years
Kb Half-Life at pH 7: 35.867 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 2.334 (BCF = 215.6 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.0249 days (HL = 1.059 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.573 (BCF = 374.3)
Log BAF Arnot-Gobas method (upper trophic) = 2.595 (BAF = 393.9)
log Kow used: 5.95 (expkow database)
Volatilization from Water:
Henry LC: 2.9E-008 atm-m3/mole (Henry experimental database)
Half-Life from Model River: 4.208E+004 hours (1753 days)
Half-Life from Model Lake : 4.592E+005 hours (1.913E+004 days)
Removal In Wastewater Treatment:
Total removal: 91.93 percent
Total biodegradation: 0.77 percent
Total sludge adsorption: 91.16 percent
Total to Air: 0.00 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.0329 20.2 1000
Water 2.25 4.32e+003 1000
Soil 67.3 8.64e+003 1000
Sediment 30.4 3.89e+004 0
Persistence Time: 9.42e+003 hr