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CAS Number: 55764-28-8
SMILES : Cc1cc(c(o1)C)SC(=O)CC(C)C
CHEM : S-(2,5-dimethylfuran-3-yl) 3-methylbutanethioate
MOL FOR: C11 H16 O2 S1
MOL WT : 212.31
------------------------------ 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) = 4.06
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 288.57 (Adapted Stein & Brown method)
Melting Pt (deg C): 72.76 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00126 (Modified Grain method)
VP (Pa, 25 deg C) : 0.169 (Modified Grain method)
Subcooled liquid VP: 0.00357 mm Hg (25 deg C, Mod-Grain method)
: 0.476 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 12.94
log Kow used: 4.06 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 63.34 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.55E-005 atm-m3/mole (3.59E+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: 2.720E-005 atm-m3/mole (2.756E+000 Pa-m3/mole)
VP: 0.00126 mm Hg (source: MPBPVP)
WS: 12.9 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.06 (KowWin est)
Log Kaw used: -2.838 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.898
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7558
Biowin2 (Non-Linear Model) : 0.7592
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5803 (weeks-months)
Biowin4 (Primary Survey Model) : 3.4044 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.1712
Biowin6 (MITI Non-Linear Model): 0.0758
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.3019
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): 0.476 Pa (0.00357 mm Hg)
Log Koa (Koawin est ): 6.898
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 6.3E-006
Octanol/air (Koa) model: 1.94E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000228
Mackay model : 0.000504
Octanol/air (Koa) model: 0.000155
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 91.6238 E-12 cm3/molecule-sec
Half-Life = 0.117 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.401 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
0.000366 (Junge-Pankow, Mackay avg)
0.000155 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 237.9 L/kg (MCI method)
Log Koc: 2.376 (MCI method)
Koc : 874 L/kg (Kow method)
Log Koc: 2.942 (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 = 2.344 (BCF = 221 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.4201 days (HL = 0.3801 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.154 (BCF = 142.4)
Log BAF Arnot-Gobas method (upper trophic) = 2.154 (BAF = 142.4)
log Kow used: 4.06 (estimated)
Volatilization from Water:
Henry LC: 3.55E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 25.52 hours (1.063 days)
Half-Life from Model Lake : 400.6 hours (16.69 days)
Removal In Wastewater Treatment:
Total removal: 33.91 percent
Total biodegradation: 0.34 percent
Total sludge adsorption: 32.31 percent
Total to Air: 1.26 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.177 2.8 1000
Water 19.3 900 1000
Soil 80.3 1.8e+003 1000
Sediment 0.264 8.1e+003 0
Persistence Time: 905 hr