SMILES : O(C(OCC)(CCCC1)C1)CC
CHEM : Cyclohexane, 1,1-diethoxy-
CAS NUM: 001670-47-9
MOL FOR: C10 H20 O2
MOL WT : 172.27
------------------------------ EPI SUMMARY (v3.20) --------------------------
Physical Property Inputs:
Water Solubility (mg/L): ------
Vapor Pressure (mm Hg) : ------
Henry LC (atm-m3/mole) : ------
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.67 estimate) = 3.72
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
Boiling Pt (deg C): 205.61 (Adapted Stein & Brown method)
Melting Pt (deg C): 5.72 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.396 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 39.61
log Kow used: 3.72 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 735.62 mg/L
ECOSAR Class Program (ECOSAR v0.99h):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
Bond Method : 1.62E-004 atm-m3/mole
Group Method: Incomplete
Henrys LC [VP/WSol estimate using EPI values]: 2.266E-003 atm-m3/mole
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 3.72 (KowWin est)
Log Kaw used: -2.179 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.899
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : -0.2131
Biowin2 (Non-Linear Model) : 0.0003
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5890 (weeks-months)
Biowin4 (Primary Survey Model) : 3.4263 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.4685
Biowin6 (MITI Non-Linear Model): 0.4545
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.7199
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): 48.7 Pa (0.365 mm Hg)
Log Koa (Koawin est ): 5.899
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 6.16E-008
Octanol/air (Koa) model: 1.95E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.23E-006
Mackay model : 4.93E-006
Octanol/air (Koa) model: 1.56E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 24.6277 E-12 cm3/molecule-sec
Half-Life = 0.434 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 5.212 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi): 3.58E-006 (Junge,Mackay)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (PCKOCWIN v1.66):
Koc : 15.63
Log Koc: 1.194
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
Rate constants can NOT be estimated for this structure!
Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
Log BCF from regression-based method = 2.167 (BCF = 147.1)
log Kow used: 3.72 (estimated)
Volatilization from Water:
Henry LC: 0.000162 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 10.95 hours
Half-Life from Model Lake : 176.4 hours (7.351 days)
Removal In Wastewater Treatment:
Total removal: 24.50 percent
Total biodegradation: 0.22 percent
Total sludge adsorption: 18.25 percent
Total to Air: 6.03 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.626 10.4 1000
Water 12.6 900 1000
Soil 85.2 1.8e+003 1000
Sediment 1.54 8.1e+003 0
Persistence Time: 970 hr