This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
also you can go back to the Datasheet
CAS Number: 17173-14-7
SMILES : O=C(O)CCCCCC(O)C
CHEM :
MOL FOR: C8 H16 O3
MOL WT : 160.21
------------------------------ 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) = 1.50
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 291.50 (Adapted Stein & Brown method)
Melting Pt (deg C): 75.42 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 7.73E-005 (Modified Grain method)
VP (Pa, 25 deg C) : 0.0103 (Modified Grain method)
Subcooled liquid VP: 0.000232 mm Hg (25 deg C, Mod-Grain method)
: 0.031 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 2.901e+004
log Kow used: 1.50 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 50240 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics-acid
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.10E-010 atm-m3/mole (1.11E-005 Pa-m3/mole)
Group Method: 4.45E-011 atm-m3/mole (4.51E-006 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: 5.617E-010 atm-m3/mole (5.691E-005 Pa-m3/mole)
VP: 7.73E-005 mm Hg (source: MPBPVP)
WS: 2.9E+004 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 1.50 (KowWin est)
Log Kaw used: -8.347 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 9.847
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9027
Biowin2 (Non-Linear Model) : 0.9238
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.3697 (days-weeks )
Biowin4 (Primary Survey Model) : 4.1316 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7746
Biowin6 (MITI Non-Linear Model): 0.8915
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 1.0401
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): 0.0309 Pa (0.000232 mm Hg)
Log Koa (Koawin est ): 9.847
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 9.7E-005
Octanol/air (Koa) model: 0.00173
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.00349
Mackay model : 0.0077
Octanol/air (Koa) model: 0.121
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 15.6928 E-12 cm3/molecule-sec
Half-Life = 0.682 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 8.179 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.00559 (Junge-Pankow, Mackay avg)
0.121 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 10 L/kg (MCI method)
Log Koc: 1.000 (MCI method)
Koc : 3.75 L/kg (Kow method)
Log Koc: 0.574 (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 = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.9949 days (HL = 0.1012 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.534 (BCF = 3.419)
Log BAF Arnot-Gobas method (upper trophic) = 0.534 (BAF = 3.419)
log Kow used: 1.50 (estimated)
Volatilization from Water:
Henry LC: 4.45E-011 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 1.665E+007 hours (6.939E+005 days)
Half-Life from Model Lake : 1.817E+008 hours (7.57E+006 days)
Removal In Wastewater Treatment:
Total removal: 1.97 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.88 percent
Total to Air: 0.00 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.00147 16.4 1000
Water 28.1 208 1000
Soil 71.8 416 1000
Sediment 0.0592 1.87e+003 0
Persistence Time: 414 hr