This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
also you can go back to the Datasheet
CAS Num: 000089-46-3
SMILES : O=C(OC(C(CCC1C)C(C)C)C1)c(c(O)ccc2)c2
CHEM : Benzoic acid, 2-hydroxy-, 5-methyl-2-(1-methylethyl)cyclohexyl ester,
(1.alpha.,2.beta.,5.alpha.)-
MOL FOR: C17 H24 O3
MOL WT : 276.38
------------------------------ 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) = 6.62
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 366.59 (Adapted Stein & Brown method)
Melting Pt (deg C): 124.45 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 1.31E-005 (Modified Grain method)
VP (Pa, 25 deg C) : 0.00175 (Modified Grain method)
MP (exp database): < 25 deg C
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.1427
log Kow used: 6.62 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1.3758 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Esters
Phenols
Salicylates
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.57E-005 atm-m3/mole (2.60E+000 Pa-m3/mole)
Group Method: 1.58E-008 atm-m3/mole (1.60E-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: 3.338E-005 atm-m3/mole (3.383E+000 Pa-m3/mole)
VP: 1.31E-005 mm Hg (source: MPBPVP)
WS: 0.143 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 6.62 (KowWin est)
Log Kaw used: -2.979 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 9.599
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9060
Biowin2 (Non-Linear Model) : 0.9832
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.7850 (weeks )
Biowin4 (Primary Survey Model) : 3.7176 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3778
Biowin6 (MITI Non-Linear Model): 0.1470
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0607
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): 0.00175 Pa (1.31E-005 mm Hg)
Log Koa (Koawin est ): 9.599
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.00172
Octanol/air (Koa) model: 0.000975
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0584
Mackay model : 0.121
Octanol/air (Koa) model: 0.0724
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 48.8892 E-12 cm3/molecule-sec
Half-Life = 0.219 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 2.625 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
0.0896 (Junge-Pankow, Mackay avg)
0.0724 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 1.417E+004 L/kg (MCI method)
Log Koc: 4.151 (MCI method)
Koc : 4.876E+004 L/kg (Kow method)
Log Koc: 4.688 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Total Kb for pH > 8 at 25 deg C : 9.417E-003 L/mol-sec
Kb Half-Life at pH 8: 2.332 years
Kb Half-Life at pH 7: 23.323 years
(Total Kb applies only to esters, carbmates, alkyl halides)
Bioaccumulation Estimates (BCFBAF v3.00):
Log BCF from regression-based method = 4.033 (BCF = 1.079e+004 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.0631 days (HL = 1.156 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.413 (BCF = 258.8)
Log BAF Arnot-Gobas method (upper trophic) = 2.516 (BAF = 327.7)
log Kow used: 6.62 (estimated)
Volatilization from Water:
Henry LC: 2.57E-005 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 39.57 hours (1.649 days)
Half-Life from Model Lake : 571.1 hours (23.79 days)
Removal In Wastewater Treatment:
Total removal: 93.58 percent
Total biodegradation: 0.78 percent
Total sludge adsorption: 92.80 percent
Total to Air: 0.01 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.506 5.25 1000
Water 21.4 360 1000
Soil 70.7 720 1000
Sediment 7.4 3.24e+003 0
Persistence Time: 490 hr