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CAS Number:
SMILES : O=C(OC)CCCc1ccc2OCOc2c1
CHEM :
MOL FOR: C12 H14 O4
MOL WT : 222.24
------------------------------ EPI SUMMARY (v4.11) --------------------------
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) = 3.12
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 314.44 (Adapted Stein & Brown method)
Melting Pt (deg C): 86.94 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00023 (Modified Grain method)
VP (Pa, 25 deg C) : 0.0306 (Modified Grain method)
Subcooled liquid VP: 0.000904 mm Hg (25 deg C, Mod-Grain method)
: 0.12 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 71.8
log Kow used: 3.13 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 8.5417 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Esters
Benzodioxoles
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.90E-008 atm-m3/mole (2.94E-003 Pa-m3/mole)
Group Method: 6.43E-005 atm-m3/mole (6.52E+000 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: 9.367E-007 atm-m3/mole (9.491E-002 Pa-m3/mole)
VP: 0.00023 mm Hg (source: MPBPVP)
WS: 71.8 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 3.12 (KowWin est)
Log Kaw used: -5.926 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 9.046
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.1344
Biowin2 (Non-Linear Model) : 0.9999
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.6572 (weeks-months)
Biowin4 (Primary Survey Model) : 3.8418 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.8731
Biowin6 (MITI Non-Linear Model): 0.9277
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.8083
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): 0.121 Pa (0.000904 mm Hg)
Log Koa (Koawin est ): 9.046
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 2.49E-005
Octanol/air (Koa) model: 0.000273
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000898
Mackay model : 0.00199
Octanol/air (Koa) model: 0.0214
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 51.5445 E-12 cm3/molecule-sec
Half-Life = 0.208 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 2.490 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.00144 (Junge-Pankow, Mackay avg)
0.0214 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 101.5 L/kg (MCI method)
Log Koc: 2.007 (MCI method)
Koc : 497.9 L/kg (Kow method)
Log Koc: 2.697 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 6.634E-002 L/mol-sec
Kb Half-Life at pH 8: 120.916 days
Kb Half-Life at pH 7: 3.310 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 1.729 (BCF = 53.56 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.9456 days (HL = 0.1133 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.546 (BCF = 35.13)
Log BAF Arnot-Gobas method (upper trophic) = 1.546 (BAF = 35.13)
log Kow used: 3.13 (estimated)
Volatilization from Water:
Henry LC: 6.43E-005 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 15.1 hours
Half-Life from Model Lake : 289.7 hours (12.07 days)
Removal In Wastewater Treatment:
Total removal: 9.84 percent
Total biodegradation: 0.13 percent
Total sludge adsorption: 6.60 percent
Total to Air: 3.11 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.44 4.98 1000
Water 22.8 900 1000
Soil 76.6 1.8e+003 1000
Sediment 0.155 8.1e+003 0
Persistence Time: 738 hr