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CAS Num: 005451-80-9
SMILES : O=C(OCCCCCCC)CCCC
CHEM : Pentanoic acid, heptyl ester
MOL FOR: C12 H24 O2
MOL WT : 200.32
------------------------------ 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) = 4.79
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 247.73 (Adapted Stein & Brown method)
Melting Pt (deg C): 12.58 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0348 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 4.64 (Mean VP of Antoine & Grain methods)
MP (exp database): -50 deg C
BP (exp database): 245.4 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 3.517
log Kow used: 4.79 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 4.477 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.25E-003 atm-m3/mole (2.28E+002 Pa-m3/mole)
Group Method: 2.50E-003 atm-m3/mole (2.54E+002 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: 2.608E-003 atm-m3/mole (2.643E+002 Pa-m3/mole)
VP: 0.0348 mm Hg (source: MPBPVP)
WS: 3.52 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.79 (KowWin est)
Log Kaw used: -1.036 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.826
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.0432
Biowin2 (Non-Linear Model) : 0.9996
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.4934 (days-weeks )
Biowin4 (Primary Survey Model) : 4.3258 (hours-days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.9055
Biowin6 (MITI Non-Linear Model): 0.9566
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4472
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): 4.49 Pa (0.0337 mm Hg)
Log Koa (Koawin est ): 5.826
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 6.68E-007
Octanol/air (Koa) model: 1.64E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.41E-005
Mackay model : 5.34E-005
Octanol/air (Koa) model: 1.32E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 11.8917 E-12 cm3/molecule-sec
Half-Life = 0.899 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 10.793 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
3.88E-005 (Junge-Pankow, Mackay avg)
1.32E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 711 L/kg (MCI method)
Log Koc: 2.852 (MCI method)
Koc : 3228 L/kg (Kow method)
Log Koc: 3.509 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 5.317E-002 L/mol-sec
Kb Half-Life at pH 8: 150.863 days
Kb Half-Life at pH 7: 4.130 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 1.455 (BCF = 28.52 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.5621 days (HL = 0.2741 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.057 (BCF = 114.1)
Log BAF Arnot-Gobas method (upper trophic) = 2.057 (BAF = 114.1)
log Kow used: 4.79 (estimated)
Volatilization from Water:
Henry LC: 0.0025 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 1.776 hours
Half-Life from Model Lake : 138 hours (5.752 days)
Removal In Wastewater Treatment:
Total removal: 79.04 percent
Total biodegradation: 0.47 percent
Total sludge adsorption: 61.13 percent
Total to Air: 17.44 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 6 21.6 1000
Water 24 208 1000
Soil 69.5 416 1000
Sediment 0.452 1.87e+003 0
Persistence Time: 212 hr