This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
To Datasheet
CAS Number: 20777-47-3
SMILES : O=C(C)OC1(C)CCC(CC1)C(C)=C
CHEM : (Z)-2-(4-methyl-1-cyclohex-3-enyl)propan-2-yl acetate
MOL FOR: C12 H20 O2
MOL WT : 196.29
------------------------------ EPI SUMMARY (v4.00) --------------------------
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 v1.67 estimate) = 4.42
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 234.82 (Adapted Stein & Brown method)
Melting Pt (deg C): 14.47 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0608 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 8.1 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 7.741
log Kow used: 4.42 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 76.096 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 8.71E-004 atm-m3/mole (8.82E+001 Pa-m3/mole)
Group Method: Incomplete
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 2.029E-003 atm-m3/mole (2.055E+002 Pa-m3/mole)
VP: 0.0608 mm Hg (source: MPBPVP)
WS: 7.74 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.42 (KowWin est)
Log Kaw used: -1.448 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.868
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6443
Biowin2 (Non-Linear Model) : 0.9294
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.6935 (weeks-months)
Biowin4 (Primary Survey Model) : 3.6401 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6445
Biowin6 (MITI Non-Linear Model): 0.6539
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.1527
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
Structure incompatible with current estimation method!
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 7.71 Pa (0.0578 mm Hg)
Log Koa (Koawin est ): 5.868
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 3.89E-007
Octanol/air (Koa) model: 1.81E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.41E-005
Mackay model : 3.11E-005
Octanol/air (Koa) model: 1.45E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 60.3327 E-12 cm3/molecule-sec
Half-Life = 0.177 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 2.127 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 1.200000 E-17 cm3/molecule-sec
Half-Life = 0.955 Days (at 7E11 mol/cm3)
Half-Life = 22.920 Hrs
Fraction sorbed to airborne particulates (phi):
2.26E-005 (Junge-Pankow, Mackay avg)
1.45E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 450.6 L/kg (MCI method)
Log Koc: 2.654 (MCI method)
Koc : 2015 L/kg (Kow method)
Log Koc: 3.304 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 3.014E-002 L/mol-sec
Kb Half-Life at pH 8: 266.184 days
Kb Half-Life at pH 7: 7.288 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 2.581 (BCF = 380.7 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.4116 days (HL = 0.3876 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.191 (BCF = 155.3)
Log BAF Arnot-Gobas method (upper trophic) = 2.191 (BAF = 155.3)
log Kow used: 4.42 (estimated)
Volatilization from Water:
Henry LC: 0.000871 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 2.371 hours
Half-Life from Model Lake : 143.3 hours (5.973 days)
Removal In Wastewater Treatment:
Total removal: 60.96 percent
Total biodegradation: 0.41 percent
Total sludge adsorption: 47.22 percent
Total to Air: 13.32 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.587 3.59 1000
Water 16.7 900 1000
Soil 82.3 1.8e+003 1000
Sediment 0.416 8.1e+003 0
Persistence Time: 554 hr