This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
To Datasheet
CAS Number: 548774-80-7
SMILES : CCCCC(CCOC(=O)C)S
CHEM : 3-sulfanylheptyl acetate
MOL FOR: C9 H18 O2 S1
MOL WT : 190.30
------------------------------ 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) = 3.19
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 245.32 (Adapted Stein & Brown method)
Melting Pt (deg C): 5.70 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0349 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 4.66 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 92.44
log Kow used: 3.19 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 72.621 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Thiols and Mercaptans
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 3.41E-005 atm-m3/mole (3.45E+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: 9.453E-005 atm-m3/mole (9.579E+000 Pa-m3/mole)
VP: 0.0349 mm Hg (source: MPBPVP)
WS: 92.4 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 3.19 (KowWin est)
Log Kaw used: -2.856 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.046
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9396
Biowin2 (Non-Linear Model) : 0.9980
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.2172 (weeks )
Biowin4 (Primary Survey Model) : 4.0712 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6870
Biowin6 (MITI Non-Linear Model): 0.8270
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4952
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): 4.51 Pa (0.0338 mm Hg)
Log Koa (Koawin est ): 6.046
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 6.66E-007
Octanol/air (Koa) model: 2.73E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.4E-005
Mackay model : 5.33E-005
Octanol/air (Koa) model: 2.18E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 62.8287 E-12 cm3/molecule-sec
Half-Life = 0.170 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 2.043 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
3.86E-005 (Junge-Pankow, Mackay avg)
2.18E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 180.1 L/kg (MCI method)
Log Koc: 2.255 (MCI method)
Koc : 420.7 L/kg (Kow method)
Log Koc: 2.624 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 1.025E-001 L/mol-sec
Kb Half-Life at pH 8: 78.232 days
Kb Half-Life at pH 7: 2.142 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 1.772 (BCF = 59.11 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.3512 days (HL = 0.04455 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.232 (BCF = 17.04)
Log BAF Arnot-Gobas method (upper trophic) = 1.232 (BAF = 17.04)
log Kow used: 3.19 (estimated)
Volatilization from Water:
Henry LC: 3.41E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 25.09 hours (1.046 days)
Half-Life from Model Lake : 389.4 hours (16.23 days)
Removal In Wastewater Treatment:
Total removal: 9.31 percent
Total biodegradation: 0.14 percent
Total sludge adsorption: 7.46 percent
Total to Air: 1.71 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.493 4.08 1000
Water 25.4 360 1000
Soil 73.8 720 1000
Sediment 0.224 3.24e+003 0
Persistence Time: 427 hr