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CAS Number: 91465-08-6
SMILES : FC(F)(F)C(CL)=CC1C(C)(C)C1C(=O)OC(C(#N))c2cc(Oc3ccccc3)ccc2
CHEM : lambda-Cyhalothrin
MOL FOR: C23 H19 CL1 F3 N1 O3
MOL WT : 449.86
------------------------------ 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) = 6.85
Log Kow (Exper. database match) = 6.80
Exper. Ref: TOMLIN,C (1997)
Log Kow (Exper. database match) = 7.00
Exper. Ref: TOMLIN,C (1994)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 436.49 (Adapted Stein & Brown method)
Melting Pt (deg C): 68.66 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 6.37E-007 (Modified Grain method)
VP (Pa, 25 deg C) : 8.49E-005 (Modified Grain method)
MP (exp database): 49.2 deg C
BP (exp database): 187-190 @ 2 mm Hg deg C
VP (exp database): 1.50E-09 mm Hg (2.00E-007 Pa) at 25 deg C
Subcooled liquid VP: 2.6E-009 mm Hg (25 deg C, exp database VP )
: 3.47E-007 Pa (25 deg C, exp database VP )
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 0.0008533
log Kow used: 7.00 (expkow database)
no-melting pt equation used
Water Sol (Exper. database match) = 0.005 mg/L ( deg C)
Exper. Ref: USDA PESTICIDE PROPERTIES DATABASE
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.0020551 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 : 1.35E-005 atm-m3/mole (1.37E+000 Pa-m3/mole)
Group Method: Incomplete
Exper Database: 1.48E-06 atm-m3/mole (1.50E-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: 4.419E-004 atm-m3/mole (4.477E+001 Pa-m3/mole)
VP: 6.37E-007 mm Hg (source: MPBPVP)
WS: 0.000853 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 7.00 (exp database)
Log Kaw used: -4.218 (exp database)
Log Koa (KOAWIN v1.10 estimate): 11.218
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.4588
Biowin2 (Non-Linear Model) : 0.5364
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 1.3285 (recalcitrant)
Biowin4 (Primary Survey Model) : 2.9160 (weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2014
Biowin6 (MITI Non-Linear Model): 0.0000
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0757
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): 3.47E-007 Pa (2.6E-009 mm Hg)
Log Koa (Koawin est ): 11.218
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 8.65
Octanol/air (Koa) model: 0.0406
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.997
Mackay model : 0.999
Octanol/air (Koa) model: 0.764
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 31.4643 E-12 cm3/molecule-sec
Half-Life = 0.340 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 4.079 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 0.162663 E-17 cm3/molecule-sec
Half-Life = 7.045 Days (at 7E11 mol/cm3)
Fraction sorbed to airborne particulates (phi):
0.998 (Junge-Pankow, Mackay avg)
0.764 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 3.413E+005 L/kg (MCI method)
Log Koc: 5.533 (MCI method)
Koc : 1.512E+005 L/kg (Kow method)
Log Koc: 5.180 (Kow method)
Experimental Log Koc: 5.26 (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 = 3.027 (BCF = 1063 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.5769 days (HL = 3.775 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.693 (BCF = 492.6)
Log BAF Arnot-Gobas method (upper trophic) = 3.503 (BAF = 3182)
log Kow used: 7.00 (expkow database)
Volatilization from Water:
Henry LC: 1.48E-006 atm-m3/mole (Henry experimental database)
Half-Life from Model River: 841.2 hours (35.05 days)
Half-Life from Model Lake : 9355 hours (389.8 days)
Removal In Wastewater Treatment:
Total removal: 93.84 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 93.07 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 0.0358 7.78 1000
Water 2.01 4.32e+003 1000
Soil 53.9 8.64e+003 1000
Sediment 44.1 3.89e+004 0
Persistence Time: 8.42e+003 hr