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CAS Num: 010233-13-3
SMILES : O=C(OC(C)C)CCCCCCCCCCC
CHEM : Dodecanoic acid, 1-methylethyl ester
MOL FOR: C15 H30 O2
MOL WT : 242.41
------------------------------ 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) = 6.19
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 287.35 (Adapted Stein & Brown method)
Melting Pt (deg C): 23.27 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00381 (Modified Grain method)
VP (Pa, 25 deg C) : 0.508 (Modified Grain method)
BP (exp database): 196 @ 60 mm Hg deg C
VP (exp database): 2.68E-03 mm Hg (3.57E-001 Pa) at 25 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.134
log Kow used: 6.19 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.22232 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 5.25E-003 atm-m3/mole (5.32E+002 Pa-m3/mole)
Group Method: 1.17E-002 atm-m3/mole (1.19E+003 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: 9.069E-003 atm-m3/mole (9.189E+002 Pa-m3/mole)
VP: 0.00381 mm Hg (source: MPBPVP)
WS: 0.134 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 6.19 (KowWin est)
Log Kaw used: -0.668 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.858
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9148
Biowin2 (Non-Linear Model) : 0.9959
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.1020 (weeks )
Biowin4 (Primary Survey Model) : 3.9960 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7794
Biowin6 (MITI Non-Linear Model): 0.9027
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.5455
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): 0.357 Pa (0.00268 mm Hg)
Log Koa (Koawin est ): 6.858
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 8.4E-006
Octanol/air (Koa) model: 1.77E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000303
Mackay model : 0.000671
Octanol/air (Koa) model: 0.000142
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 16.4152 E-12 cm3/molecule-sec
Half-Life = 0.652 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 7.819 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.000487 (Junge-Pankow, Mackay avg)
0.000142 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 3620 L/kg (MCI method)
Log Koc: 3.559 (MCI method)
Koc : 1.92E+004 L/kg (Kow method)
Log Koc: 4.283 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 2.141E-002 L/mol-sec
Kb Half-Life at pH 8: 1.026 years
Kb Half-Life at pH 7: 10.259 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 2.379 (BCF = 239.2 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.1958 days (HL = 0.6371 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.308 (BCF = 203.1)
Log BAF Arnot-Gobas method (upper trophic) = 2.322 (BAF = 209.8)
log Kow used: 6.19 (estimated)
Volatilization from Water:
Henry LC: 0.0117 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 1.667 hours
Half-Life from Model Lake : 148.7 hours (6.197 days)
Removal In Wastewater Treatment:
Total removal: 93.68 percent
Total biodegradation: 0.70 percent
Total sludge adsorption: 88.04 percent
Total to Air: 4.94 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 3.64 15.6 1000
Water 21.2 360 1000
Soil 72.9 720 1000
Sediment 2.23 3.24e+003 0
Persistence Time: 302 hr