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CAS Number: 220621-22-7
SMILES : CC1CCC(C(C1)OC(=O)CCCC(=O)O)C(C)C
CHEM : 5-(5-methyl-2-propan-2-ylcyclohexyl)oxy-5-oxopentanoic acid
MOL FOR: C15 H26 O4
MOL WT : 270.37
------------------------------ 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) = 4.62
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 364.85 (Adapted Stein & Brown method)
Melting Pt (deg C): 123.74 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 6.08E-006 (Modified Grain method)
VP (Pa, 25 deg C) : 0.000811 (Modified Grain method)
Subcooled liquid VP: 5.85E-005 mm Hg (25 deg C, Mod-Grain method)
: 0.0078 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 5.088
log Kow used: 4.62 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 57.049 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters-acid
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.30E-008 atm-m3/mole (1.31E-003 Pa-m3/mole)
Group Method: 1.62E-009 atm-m3/mole (1.64E-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: 4.251E-007 atm-m3/mole (4.307E-002 Pa-m3/mole)
VP: 6.08E-006 mm Hg (source: MPBPVP)
WS: 5.09 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.62 (KowWin est)
Log Kaw used: -6.275 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 10.895
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.8657
Biowin2 (Non-Linear Model) : 0.9800
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 3.1065 (weeks )
Biowin4 (Primary Survey Model) : 4.0722 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6280
Biowin6 (MITI Non-Linear Model): 0.4674
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.6264
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): 0.0078 Pa (5.85E-005 mm Hg)
Log Koa (Koawin est ): 10.895
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.000385
Octanol/air (Koa) model: 0.0193
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0137
Mackay model : 0.0299
Octanol/air (Koa) model: 0.607
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 21.5191 E-12 cm3/molecule-sec
Half-Life = 0.497 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 5.965 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.0218 (Junge-Pankow, Mackay avg)
0.607 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 206.9 L/kg (MCI method)
Log Koc: 2.316 (MCI method)
Koc : 442.2 L/kg (Kow method)
Log Koc: 2.646 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 1.563E-002 L/mol-sec
Kb Half-Life at pH 8: 1.405 years
Kb Half-Life at pH 7: 14.054 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.2465 days (HL = 0.5668 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.356 (BCF = 226.9)
Log BAF Arnot-Gobas method (upper trophic) = 2.356 (BAF = 227.1)
log Kow used: 4.62 (estimated)
Volatilization from Water:
Henry LC: 1.62E-009 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 5.943E+005 hours (2.476E+004 days)
Half-Life from Model Lake : 6.483E+006 hours (2.701E+005 days)
Removal In Wastewater Treatment:
Total removal: 62.16 percent
Total biodegradation: 0.57 percent
Total sludge adsorption: 61.60 percent
Total to Air: 0.00 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.0285 11.9 1000
Water 18 360 1000
Soil 81.8 720 1000
Sediment 0.175 3.24e+003 0
Persistence Time: 750 hr