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CAS Num: 042919-64-2
SMILES : O=CCCCSC
CHEM :
MOL FOR: C5 H10 O1 S1
MOL WT : 118.19
------------------------------ EPI SUMMARY (v4.00) --------------------------
Physical Property Inputs:
Water Solubility (mg/L): ------
Vapor Pressure (mm Hg) : ------
Henry LC (atm-m3/mole) : ------
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.67 estimate) = 0.90
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 173.14 (Adapted Stein & Brown method)
Melting Pt (deg C): -31.61 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 1.34 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 179 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 1.726e+004
log Kow used: 0.90 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 24918 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Aldehydes (Mono)
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.28E-006 atm-m3/mole (1.29E-001 Pa-m3/mole)
Group Method: 5.60E-007 atm-m3/mole (5.68E-002 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: 1.207E-005 atm-m3/mole (1.223E+000 Pa-m3/mole)
VP: 1.34 mm Hg (source: MPBPVP)
WS: 1.73E+004 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 0.90 (KowWin est)
Log Kaw used: -4.281 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.181
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9759
Biowin2 (Non-Linear Model) : 0.9998
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9603 (weeks )
Biowin4 (Primary Survey Model) : 3.8739 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.9206
Biowin6 (MITI Non-Linear Model): 0.9595
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.9570
Ready Biodegradability Prediction: YES
Hydrocarbon Biodegradation (BioHCwin v1.01):
Structure incompatible with current estimation method!
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 163 Pa (1.22 mm Hg)
Log Koa (Koawin est ): 5.181
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.84E-008
Octanol/air (Koa) model: 3.72E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 6.66E-007
Mackay model : 1.48E-006
Octanol/air (Koa) model: 2.98E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 37.8236 E-12 cm3/molecule-sec
Half-Life = 0.283 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 3.393 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
1.07E-006 (Junge-Pankow, Mackay avg)
2.98E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 5.956 L/kg (MCI method)
Log Koc: 0.775 (MCI method)
Koc : 15.62 L/kg (Kow method)
Log Koc: 1.194 (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 = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.9985 days (HL = 0.1003 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.195 (BCF = 1.567)
Log BAF Arnot-Gobas method (upper trophic) = 0.195 (BAF = 1.567)
log Kow used: 0.90 (estimated)
Volatilization from Water:
Henry LC: 5.6E-007 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 1138 hours (47.41 days)
Half-Life from Model Lake : 1.25E+004 hours (520.9 days)
Removal In Wastewater Treatment:
Total removal: 1.91 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.79 percent
Total to Air: 0.03 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.821 6.79 1000
Water 41.9 360 1000
Soil 57.2 720 1000
Sediment 0.0873 3.24e+003 0
Persistence Time: 371 hr