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CAS Number: 5340-78-3
SMILES : CCOC(=O)CC(C)(C)C
CHEM :
MOL FOR: C8 H16 O2
MOL WT : 144.22
------------------------------ 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) = 2.72
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 148.39 (Adapted Stein & Brown method)
Melting Pt (deg C): -37.75 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 4.32 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 576 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 384
log Kow used: 2.72 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1115.6 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 7.23E-004 atm-m3/mole (7.33E+001 Pa-m3/mole)
Group Method: 7.56E-004 atm-m3/mole (7.66E+001 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: 2.135E-003 atm-m3/mole (2.163E+002 Pa-m3/mole)
VP: 4.32 mm Hg (source: MPBPVP)
WS: 384 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.72 (KowWin est)
Log Kaw used: -1.529 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 4.249
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6691
Biowin2 (Non-Linear Model) : 0.9650
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.8086 (weeks )
Biowin4 (Primary Survey Model) : 3.7152 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7949
Biowin6 (MITI Non-Linear Model): 0.8951
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4074
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): 527 Pa (3.95 mm Hg)
Log Koa (Koawin est ): 4.249
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 5.7E-009
Octanol/air (Koa) model: 4.36E-009
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.06E-007
Mackay model : 4.56E-007
Octanol/air (Koa) model: 3.48E-007
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 2.5197 E-12 cm3/molecule-sec
Half-Life = 4.245 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 50.940 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
3.31E-007 (Junge-Pankow, Mackay avg)
3.48E-007 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 42.17 L/kg (MCI method)
Log Koc: 1.625 (MCI method)
Koc : 231.2 L/kg (Kow method)
Log Koc: 2.364 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 3.825E-003 L/mol-sec
Kb Half-Life at pH 8: 5.742 years
Kb Half-Life at pH 7: 57.424 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 1.460 (BCF = 28.84 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.1018 days (HL = 0.0791 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.295 (BCF = 19.71)
Log BAF Arnot-Gobas method (upper trophic) = 1.295 (BAF = 19.71)
log Kow used: 2.72 (estimated)
Volatilization from Water:
Henry LC: 0.000756 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 2.155 hours
Half-Life from Model Lake : 124.2 hours (5.175 days)
Removal In Wastewater Treatment:
Total removal: 27.09 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 3.22 percent
Total to Air: 23.78 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 19.6 102 1000
Water 35.2 360 1000
Soil 45.1 720 1000
Sediment 0.126 3.24e+003 0
Persistence Time: 210 hr