SMILES : O=C(OC(C=C)(CCC=C(C)C)C)CCCCC
CHEM : Hexanoic acid, 1-ethenyl-1,5-dimethyl-4-hexenyl ester
CAS NUM: 007779-23-9
MOL FOR: C16 H28 O2
MOL WT : 252.40
------------------------------ 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) = 6.35
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
Boiling Pt (deg C): 295.92 (Adapted Stein & Brown method)
Melting Pt (deg C): 30.43 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00217 (Modified Grain method)
Subcooled liquid VP: 0.00242 mm Hg (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.08645
log Kow used: 6.35 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.37138 mg/L
ECOSAR Class Program (ECOSAR v0.99h):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
Bond Method : 5.40E-003 atm-m3/mole
Group Method: Incomplete
Henrys LC [VP/WSol estimate using EPI values]: 8.336E-003 atm-m3/mole
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 6.35 (KowWin est)
Log Kaw used: -0.656 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.006
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7261
Biowin2 (Non-Linear Model) : 0.9740
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.8678 (weeks )
Biowin4 (Primary Survey Model) : 3.8282 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6955
Biowin6 (MITI Non-Linear Model): 0.7012
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.1005
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): 0.323 Pa (0.00242 mm Hg)
Log Koa (Koawin est ): 7.006
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 9.3E-006
Octanol/air (Koa) model: 2.49E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000336
Mackay model : 0.000743
Octanol/air (Koa) model: 0.000199
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 120.6995 E-12 cm3/molecule-sec
Half-Life = 0.089 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.063 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 43.174999 E-17 cm3/molecule-sec
Half-Life = 0.027 Days (at 7E11 mol/cm3)
Half-Life = 38.222 Min
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi): 0.000539 (Junge,Mackay)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (PCKOCWIN v1.66):
Koc : 6278
Log Koc: 3.798
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
Total Kb for pH > 8 at 25 deg C : 2.391E-002 L/mol-sec
Kb Half-Life at pH 8: 335.569 days
Kb Half-Life at pH 7: 9.187 years
Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
Log BCF from regression-based method = 4.190 (BCF = 1.55e+004)
log Kow used: 6.35 (estimated)
Volatilization from Water:
Henry LC: 0.0054 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 4.9 hours
Half-Life from Model Lake : 152.8 hours (6.366 days)
Removal In Wastewater Treatment:
Total removal: 93.48 percent
Total biodegradation: 0.75 percent
Total sludge adsorption: 90.99 percent
Total to Air: 1.75 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.028 0.49 1000
Water 5.38 360 1000
Soil 35.9 720 1000
Sediment 58.7 3.24e+003 0
Persistence Time: 963 hr