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CAS Number: 621-63-6
SMILES : OCC(OCC)OCC
CHEM : ETHANOL, 2,2-DIETHOXY-
MOL FOR: C6 H14 O3
MOL WT : 134.18
------------------------------ 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) = 0.69
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 190.10 (Adapted Stein & Brown method)
Melting Pt (deg C): -14.08 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.515 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 68.6 (Mean VP of Antoine & Grain methods)
BP (exp database): 167 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 7.371e+004
log Kow used: 0.69 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 9.9915e+005 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 4.33E-009 atm-m3/mole (4.38E-004 Pa-m3/mole)
Group Method: 1.14E-009 atm-m3/mole (1.16E-004 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: 1.234E-006 atm-m3/mole (1.250E-001 Pa-m3/mole)
VP: 0.515 mm Hg (source: MPBPVP)
WS: 7.37E+004 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 0.69 (KowWin est)
Log Kaw used: -6.752 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.442
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.1477
Biowin2 (Non-Linear Model) : 0.0096
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.0453 (weeks )
Biowin4 (Primary Survey Model) : 3.7641 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.5754
Biowin6 (MITI Non-Linear Model): 0.6614
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.2073
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): 61.2 Pa (0.459 mm Hg)
Log Koa (Koawin est ): 7.442
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 4.9E-008
Octanol/air (Koa) model: 6.79E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.77E-006
Mackay model : 3.92E-006
Octanol/air (Koa) model: 0.000543
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 25.2412 E-12 cm3/molecule-sec
Half-Life = 0.424 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 5.085 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
2.85E-006 (Junge-Pankow, Mackay avg)
0.000543 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1 L/kg (MCI method)
Log Koc: 0.000 (MCI method)
Koc : 5.177 L/kg (Kow method)
Log Koc: 0.714 (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 = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -1.4055 days (HL = 0.03931 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.082 (BCF = 1.207)
Log BAF Arnot-Gobas method (upper trophic) = 0.082 (BAF = 1.207)
log Kow used: 0.69 (estimated)
Volatilization from Water:
Henry LC: 4.33E-009 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1.566E+005 hours (6526 days)
Half-Life from Model Lake : 1.709E+006 hours (7.12E+004 days)
Removal In Wastewater Treatment:
Total removal: 1.87 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.77 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 0.0933 10.2 1000
Water 38.4 360 1000
Soil 61.4 720 1000
Sediment 0.0718 3.24e+003 0
Persistence Time: 560 hr