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CAS Number: 4542-57-8
SMILES : O(CCCCCCCCCCCC)CCCCCCCCCCCC
CHEM : Dodecane, 1,1'-oxybis-
MOL FOR: C24 H50 O1
MOL WT : 354.67
------------------------------ EPI SUMMARY (v4.10) --------------------------
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) = 10.87
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 392.89 (Adapted Stein & Brown method)
Melting Pt (deg C): 112.53 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 3.96E-006 (Modified Grain method)
VP (Pa, 25 deg C) : 0.000528 (Modified Grain method)
Subcooled liquid VP: 2.88E-005 mm Hg (25 deg C, Mod-Grain method)
: 0.00384 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 3.019e-006
log Kow used: 10.87 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 4.1368e-006 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 4.39E-001 atm-m3/mole (4.45E+004 Pa-m3/mole)
Group Method: 9.09E-001 atm-m3/mole (9.21E+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: 6.121E-001 atm-m3/mole (6.202E+004 Pa-m3/mole)
VP: 3.96E-006 mm Hg (source: MPBPVP)
WS: 3.02E-006 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 10.87 (KowWin est)
Log Kaw used: 1.254 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 9.616
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.4482
Biowin2 (Non-Linear Model) : 0.1456
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.0034 (weeks )
Biowin4 (Primary Survey Model) : 3.8644 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7465
Biowin6 (MITI Non-Linear Model): 0.8412
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.3560
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): 0.00384 Pa (2.88E-005 mm Hg)
Log Koa (Koawin est ): 9.616
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.000781
Octanol/air (Koa) model: 0.00101
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0274
Mackay model : 0.0588
Octanol/air (Koa) model: 0.075
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 47.2983 E-12 cm3/molecule-sec
Half-Life = 0.226 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 2.714 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.0431 (Junge-Pankow, Mackay avg)
0.075 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.584E+006 L/kg (MCI method)
Log Koc: 6.200 (MCI method)
Koc : 7.031E+006 L/kg (Kow method)
Log Koc: 6.847 (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 v3.01):
Log BCF from regression-based method = 1.631 (BCF = 42.72 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 1.9620 days (HL = 91.61 days)
Log BCF Arnot-Gobas method (upper trophic) = 0.464 (BCF = 2.912)
Log BAF Arnot-Gobas method (upper trophic) = 3.647 (BAF = 4440)
log Kow used: 10.87 (estimated)
Volatilization from Water:
Henry LC: 0.909 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 1.923 hours
Half-Life from Model Lake : 178.9 hours (7.454 days)
Removal In Wastewater Treatment:
Total removal: 94.04 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 93.25 percent
Total to Air: 0.01 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.605 5.43 1000
Water 26.2 360 1000
Soil 72.8 720 1000
Sediment 0.331 3.24e+003 0
Persistence Time: 434 hr