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CAS Num: 067663-05-2
SMILES : OCC(CCC(C1)CO)(C1)CC
CHEM : 1,4-Cyclohexanedimethanol, 1-ethyl-
MOL FOR: C10 H20 O2
MOL WT : 172.27
------------------------------ EPI SUMMARY (v4.00) --------------------------
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) = 2.43
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 294.43 (Adapted Stein & Brown method)
Melting Pt (deg C): 68.12 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 4.19E-005 (Modified Grain method)
VP (Pa, 25 deg C) : 0.00558 (Modified Grain method)
Subcooled liquid VP: 0.000106 mm Hg (25 deg C, Mod-Grain method)
: 0.0142 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 502.3
log Kow used: 2.43 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 21201 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 5.56E-007 atm-m3/mole (5.63E-002 Pa-m3/mole)
Group Method: 1.47E-010 atm-m3/mole (1.49E-005 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: 1.891E-008 atm-m3/mole (1.916E-003 Pa-m3/mole)
VP: 4.19E-005 mm Hg (source: MPBPVP)
WS: 502 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.43 (KowWin est)
Log Kaw used: -4.643 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.073
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7991
Biowin2 (Non-Linear Model) : 0.7455
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9263 (weeks )
Biowin4 (Primary Survey Model) : 3.7047 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.8295
Biowin6 (MITI Non-Linear Model): 0.8894
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.3252
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): 0.0141 Pa (0.000106 mm Hg)
Log Koa (Koawin est ): 7.073
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.000212
Octanol/air (Koa) model: 2.9E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.00761
Mackay model : 0.0167
Octanol/air (Koa) model: 0.000232
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 18.9001 E-12 cm3/molecule-sec
Half-Life = 0.566 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 6.791 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.0122 (Junge-Pankow, Mackay avg)
0.000232 (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 : 27.95 L/kg (Kow method)
Log Koc: 1.446 (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 = 1.272 (BCF = 18.7 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.9376 days (HL = 0.1155 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.229 (BCF = 16.94)
Log BAF Arnot-Gobas method (upper trophic) = 1.229 (BAF = 16.94)
log Kow used: 2.43 (estimated)
Volatilization from Water:
Henry LC: 5.56E-007 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 1383 hours (57.64 days)
Half-Life from Model Lake : 1.52E+004 hours (633.4 days)
Removal In Wastewater Treatment:
Total removal: 2.94 percent
Total biodegradation: 0.10 percent
Total sludge adsorption: 2.81 percent
Total to Air: 0.03 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 1.35 13.6 1000
Water 38.7 360 1000
Soil 59.8 720 1000
Sediment 0.0872 3.24e+003 0
Persistence Time: 394 hr