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CAS Number: 376595-42-5
SMILES : O=C(SCc1ccco1)OCC
CHEM : O-ethyl S-(furan-2-ylmethyl) carbonothioate
MOL FOR: C8 H10 O3 S1
MOL WT : 186.23
------------------------------ EPI SUMMARY (v4.00) --------------------------
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 v1.67 estimate) = 2.29
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 254.39 (Adapted Stein & Brown method)
Melting Pt (deg C): 37.06 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0165 (Modified Grain method)
VP (Pa, 25 deg C) : 2.2 (Modified Grain method)
Subcooled liquid VP: 0.0212 mm Hg (25 deg C, Mod-Grain method)
: 2.83 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 565.9
log Kow used: 2.29 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 877.36 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.36E-005 atm-m3/mole (2.39E+000 Pa-m3/mole)
Group Method: Incomplete
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 7.145E-006 atm-m3/mole (7.239E-001 Pa-m3/mole)
VP: 0.0165 mm Hg (source: MPBPVP)
WS: 566 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.29 (KowWin est)
Log Kaw used: -3.016 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.306
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6589
Biowin2 (Non-Linear Model) : 0.5901
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.7876 (weeks )
Biowin4 (Primary Survey Model) : 3.5791 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.1769
Biowin6 (MITI Non-Linear Model): 0.1029
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4889
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): 2.83 Pa (0.0212 mm Hg)
Log Koa (Koawin est ): 5.306
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.06E-006
Octanol/air (Koa) model: 4.97E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 3.83E-005
Mackay model : 8.49E-005
Octanol/air (Koa) model: 3.97E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 107.1275 E-12 cm3/molecule-sec
Half-Life = 0.100 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.198 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
6.16E-005 (Junge-Pankow, Mackay avg)
3.97E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 107.7 L/kg (MCI method)
Log Koc: 2.032 (MCI method)
Koc : 91.72 L/kg (Kow method)
Log Koc: 1.962 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Rate constants can NOT be estimated for this structure!
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 1.179 (BCF = 15.11 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.9353 days (HL = 0.1161 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.136 (BCF = 13.69)
Log BAF Arnot-Gobas method (upper trophic) = 1.136 (BAF = 13.69)
log Kow used: 2.29 (estimated)
Volatilization from Water:
Henry LC: 2.36E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 35.25 hours (1.469 days)
Half-Life from Model Lake : 498.9 hours (20.79 days)
Removal In Wastewater Treatment:
Total removal: 3.87 percent
Total biodegradation: 0.10 percent
Total sludge adsorption: 2.50 percent
Total to Air: 1.28 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.297 2.4 1000
Water 27.3 360 1000
Soil 72.3 720 1000
Sediment 0.167 3.24e+003 0
Persistence Time: 420 hr