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CAS Number: 3280-08-8
SMILES : c(ccc1C(C)C(O)(C)C)cc1
CHEM : BENZENEETHANOL, .ALPHA.,.ALPHA.,.BETA.-TRIMETHYL-
MOL FOR: C11 H16 O1
MOL WT : 164.25
------------------------------ EPI SUMMARY (v4.10) --------------------------
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 v1.68 estimate) = 2.86
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 236.08 (Adapted Stein & Brown method)
Melting Pt (deg C): 19.71 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0509 (Modified Grain method)
VP (Pa, 25 deg C) : 6.79 (Modified Grain method)
MP (exp database): 46 deg C
BP (exp database): 197 deg C
Subcooled liquid VP: 0.0791 mm Hg (25 deg C, Mod-Grain method)
: 10.5 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 771.5
log Kow used: 2.86 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1439.9 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 6.75E-007 atm-m3/mole (6.84E-002 Pa-m3/mole)
Group Method: 3.01E-007 atm-m3/mole (3.05E-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: 1.426E-005 atm-m3/mole (1.445E+000 Pa-m3/mole)
VP: 0.0509 mm Hg (source: MPBPVP)
WS: 772 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.86 (KowWin est)
Log Kaw used: -4.559 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.419
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6682
Biowin2 (Non-Linear Model) : 0.7907
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5712 (weeks-months)
Biowin4 (Primary Survey Model) : 3.3937 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3237
Biowin6 (MITI Non-Linear Model): 0.2900
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.0772
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): 10.5 Pa (0.0791 mm Hg)
Log Koa (Koawin est ): 7.419
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 2.84E-007
Octanol/air (Koa) model: 6.44E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1.03E-005
Mackay model : 2.28E-005
Octanol/air (Koa) model: 0.000515
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 13.3388 E-12 cm3/molecule-sec
Half-Life = 0.802 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 9.622 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
1.65E-005 (Junge-Pankow, Mackay avg)
0.000515 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 143.6 L/kg (MCI method)
Log Koc: 2.157 (MCI method)
Koc : 124.6 L/kg (Kow method)
Log Koc: 2.096 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Rate constants can NOT be estimated for this structure!
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 1.551 (BCF = 35.56 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.6277 days (HL = 0.2357 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.622 (BCF = 41.91)
Log BAF Arnot-Gobas method (upper trophic) = 1.622 (BAF = 41.91)
log Kow used: 2.86 (estimated)
Volatilization from Water:
Henry LC: 3.01E-007 atm-m3/mole (estimated by Group SAR Method)
Half-Life from Model River: 2494 hours (103.9 days)
Half-Life from Model Lake : 2.732E+004 hours (1138 days)
Removal In Wastewater Treatment:
Total removal: 4.68 percent
Total biodegradation: 0.12 percent
Total sludge adsorption: 4.55 percent
Total to Air: 0.02 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.588 19.2 1000
Water 21.1 900 1000
Soil 78.1 1.8e+003 1000
Sediment 0.188 8.1e+003 0
Persistence Time: 1.06e+003 hr