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CAS Number: 39156-54-2
SMILES : O=C(OC=1C(=O)C(C)OC=1C)OCC
CHEM : 2,5-dimethyl-4-oxo-4,5-dihydrofuran-3-yl ethyl carbonate
MOL FOR: C9 H12 O5
MOL WT : 200.19
------------------------------ 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) = 2.16
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 297.18 (Adapted Stein & Brown method)
Melting Pt (deg C): 18.42 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00227 (Modified Grain method)
VP (Pa, 25 deg C) : 0.302 (Modified Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 620.9
log Kow used: 2.16 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 13101 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : Incomplete
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: 9.630E-007 atm-m3/mole (9.758E-002 Pa-m3/mole)
VP: 0.00227 mm Hg (source: MPBPVP)
WS: 621 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Can Not Estimate (can not calculate HenryLC)
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.3117
Biowin2 (Non-Linear Model) : 0.0237
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.7256 (weeks-months)
Biowin4 (Primary Survey Model) : 3.5269 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.2989
Biowin6 (MITI Non-Linear Model): 0.1026
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0137
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): 0.303 Pa (0.00227 mm Hg)
Log Koa (): not available
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 9.91E-006
Octanol/air (Koa) model: not available
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000358
Mackay model : 0.000792
Octanol/air (Koa) model: not available
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 4.8445 E-12 cm3/molecule-sec
Half-Life = 2.208 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 26.494 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.000575 (Junge-Pankow, Mackay avg)
not available (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 : 98.99 L/kg (Kow method)
Log Koc: 1.996 (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 = 1.094 (BCF = 12.42 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.8169 days (HL = 0.1524 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.079 (BCF = 11.98)
Log BAF Arnot-Gobas method (upper trophic) = 1.079 (BAF = 11.98)
log Kow used: 2.16 (estimated)
Volatilization from Water:
Henry LC: 9.63E-007 atm-m3/mole (calculated from VP/WS)
Half-Life from Model River: 861.6 hours (35.9 days)
Half-Life from Model Lake : 9518 hours (396.6 days)
Removal In Wastewater Treatment:
Total removal: 2.48 percent
Total biodegradation: 0.10 percent
Total sludge adsorption: 2.32 percent
Total to Air: 0.05 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 2.02 53 1000
Water 42.1 900 1000
Soil 55.8 1.8e+003 1000
Sediment 0.1 8.1e+003 0
Persistence Time: 702 hr