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CAS Number: 82657-04-3
SMILES : c1ccccc1c2c(C)c(COC(=O)C3C(C)(C)C3C=C(CL)C(F)(F)F)ccc2
CHEM : Bifenthrin
MOL FOR: C23 H22 CL1 F3 O2
MOL WT : 422.88
------------------------------ EPI SUMMARY (v4.11) --------------------------
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) = 8.15
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 437.29 (Adapted Stein & Brown method)
Melting Pt (deg C): 167.36 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 3.91E-007 (Modified Grain method)
VP (Pa, 25 deg C) : 5.22E-005 (Modified Grain method)
MP (exp database): 69 deg C
VP (exp database): 1.80E-07 mm Hg (2.40E-005 Pa) at 25 deg C
Subcooled liquid VP: 4.9E-007 mm Hg (25 deg C, exp database VP )
: 6.54E-005 Pa (25 deg C, exp database VP )
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 0.0002407
log Kow used: 8.15 (estimated)
no-melting pt equation used
Water Sol (Exper. database match) = 0.1 mg/L ( deg C)
Exper. Ref: TOMLIN,C (1997)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 4.2432e-005 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Esters
Vinyl/Allyl Halides
Pyrethroids
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.91E-005 atm-m3/mole (1.94E+000 Pa-m3/mole)
Group Method: Incomplete
Exper Database: 1.00E-06 atm-m3/mole (1.01E-001 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: 9.039E-004 atm-m3/mole (9.158E+001 Pa-m3/mole)
VP: 3.91E-007 mm Hg (source: MPBPVP)
WS: 0.000241 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 8.15 (KowWin est)
Log Kaw used: -4.388 (exp database)
Log Koa (KOAWIN v1.10 estimate): 12.538
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.0874
Biowin2 (Non-Linear Model) : 0.0031
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 1.4538 (recalcitrant)
Biowin4 (Primary Survey Model) : 2.8745 (weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.0021
Biowin6 (MITI Non-Linear Model): 0.0000
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.4191
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): 6.53E-005 Pa (4.9E-007 mm Hg)
Log Koa (Koawin est ): 12.538
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.0459
Octanol/air (Koa) model: 0.847
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.624
Mackay model : 0.786
Octanol/air (Koa) model: 0.985
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 29.6166 E-12 cm3/molecule-sec
Half-Life = 0.361 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 4.334 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 0.162662 E-17 cm3/molecule-sec
Half-Life = 7.045 Days (at 7E11 mol/cm3)
Fraction sorbed to airborne particulates (phi):
0.705 (Junge-Pankow, Mackay avg)
0.985 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 2.272E+006 L/kg (MCI method)
Log Koc: 6.356 (MCI method)
Koc : 2.331E+005 L/kg (Kow method)
Log Koc: 5.368 (Kow method)
Experimental Log Koc: 5.35 (database)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 4.021E-002 L/mol-sec
Kb Half-Life at pH 8: 199.518 days
Kb Half-Life at pH 7: 5.463 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 2.300 (BCF = 199.6 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 1.1899 days (HL = 15.48 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.294 (BCF = 196.7)
Log BAF Arnot-Gobas method (upper trophic) = 4.671 (BAF = 4.684e+004)
log Kow used: 8.15 (estimated)
Volatilization from Water:
Henry LC: 1E-006 atm-m3/mole (Henry experimental database)
Half-Life from Model River: 1206 hours (50.25 days)
Half-Life from Model Lake : 1.333E+004 hours (555.4 days)
Removal In Wastewater Treatment:
Total removal: 94.02 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 93.24 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 0.0392 8.24 1000
Water 1.85 4.32e+003 1000
Soil 50.7 8.64e+003 1000
Sediment 47.4 3.89e+004 0
Persistence Time: 8.55e+003 hr