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CAS Number: 6258-60-2
SMILES : SCc1ccc(OC)cc1
CHEM :
MOL FOR: C8 H10 O1 S1
MOL WT : 154.23
------------------------------ 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) = 2.56
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 238.84 (Adapted Stein & Brown method)
Melting Pt (deg C): 15.09 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0492 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 6.56 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 468.8
log Kow used: 2.56 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 92.578 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Thiols and Mercaptans
Benzyl Thiols
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.25E-005 atm-m3/mole (1.26E+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: 2.130E-005 atm-m3/mole (2.158E+000 Pa-m3/mole)
VP: 0.0492 mm Hg (source: MPBPVP)
WS: 469 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.56 (KowWin est)
Log Kaw used: -3.292 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.852
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.8060
Biowin2 (Non-Linear Model) : 0.9555
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.8002 (weeks )
Biowin4 (Primary Survey Model) : 3.7023 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.4261
Biowin6 (MITI Non-Linear Model): 0.4431
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.5455
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): 6.28 Pa (0.0471 mm Hg)
Log Koa (Koawin est ): 5.852
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 4.78E-007
Octanol/air (Koa) model: 1.75E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.73E-005
Mackay model : 3.82E-005
Octanol/air (Koa) model: 1.4E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 66.8135 E-12 cm3/molecule-sec
Half-Life = 0.160 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.921 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
2.77E-005 (Junge-Pankow, Mackay avg)
1.4E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 285.9 L/kg (MCI method)
Log Koc: 2.456 (MCI method)
Koc : 249.5 L/kg (Kow method)
Log Koc: 2.397 (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 v3.01):
Log BCF from regression-based method = 1.359 (BCF = 22.87 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.6673 days (HL = 0.2151 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.420 (BCF = 26.33)
Log BAF Arnot-Gobas method (upper trophic) = 1.420 (BAF = 26.33)
log Kow used: 2.56 (estimated)
Volatilization from Water:
Henry LC: 1.25E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 59.44 hours (2.476 days)
Half-Life from Model Lake : 752.5 hours (31.36 days)
Removal In Wastewater Treatment:
Total removal: 3.95 percent
Total biodegradation: 0.10 percent
Total sludge adsorption: 3.16 percent
Total to Air: 0.68 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.412 3.84 1000
Water 25.4 360 1000
Soil 73.9 720 1000
Sediment 0.318 3.24e+003 0
Persistence Time: 447 hr