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CAS Number: 68425-63-8
SMILES : CC(=O)C=CC1C(C(CC(=C1)C)C)C
CHEM : 3-Buten-2-one, 4-(trimethylcyclohexenyl)-
MOL FOR: C13 H20 O1
MOL WT : 192.30
------------------------------ EPI SUMMARY (v4.11) --------------------------
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) = 4.26
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 263.50 (Adapted Stein & Brown method)
Melting Pt (deg C): 30.17 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.02 (Modified Grain method)
VP (Pa, 25 deg C) : 2.67 (Modified Grain method)
Subcooled liquid VP: 0.0222 mm Hg (25 deg C, Mod-Grain method)
: 2.96 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 11.06
log Kow used: 4.26 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 9.6307 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Vinyl/Allyl Ketones
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.81E-004 atm-m3/mole (1.83E+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: 4.576E-004 atm-m3/mole (4.636E+001 Pa-m3/mole)
VP: 0.02 mm Hg (source: MPBPVP)
WS: 11.1 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 4.26 (KowWin est)
Log Kaw used: -2.131 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 6.391
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.6628
Biowin2 (Non-Linear Model) : 0.4564
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.7517 (weeks )
Biowin4 (Primary Survey Model) : 3.5481 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3350
Biowin6 (MITI Non-Linear Model): 0.1015
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.0963
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): 2.96 Pa (0.0222 mm Hg)
Log Koa (Koawin est ): 6.391
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.01E-006
Octanol/air (Koa) model: 6.04E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 3.66E-005
Mackay model : 8.11E-005
Octanol/air (Koa) model: 4.83E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 147.6376 E-12 cm3/molecule-sec [Cis-isomer]
OVERALL OH Rate Constant = 154.4776 E-12 cm3/molecule-sec [Trans-isomer]
Half-Life = 0.869 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
Half-Life = 0.831 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
Ozone Reaction:
OVERALL Ozone Rate Constant = 44.535625 E-17 cm3/molecule-sec [Cis-]
OVERALL Ozone Rate Constant = 46.071251 E-17 cm3/molecule-sec [Trans-]
Half-Life = 0.618 Hrs (at 7E11 mol/cm3) [Cis-isomer]
Half-Life = 0.597 Hrs (at 7E11 mol/cm3) [Trans-isomer]
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
5.88E-005 (Junge-Pankow, Mackay avg)
4.83E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 725.7 L/kg (MCI method)
Log Koc: 2.861 (MCI method)
Koc : 2999 L/kg (Kow method)
Log Koc: 3.477 (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 = 2.476 (BCF = 299.5 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.5094 days (HL = 3.231 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.894 (BCF = 782.8)
Log BAF Arnot-Gobas method (upper trophic) = 2.898 (BAF = 790)
log Kow used: 4.26 (estimated)
Volatilization from Water:
Henry LC: 0.000181 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 5.901 hours
Half-Life from Model Lake : 180.6 hours (7.527 days)
Removal In Wastewater Treatment:
Total removal: 46.53 percent
Total biodegradation: 0.40 percent
Total sludge adsorption: 41.57 percent
Total to Air: 4.55 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.0691 0.456 1000
Water 20.5 360 1000
Soil 78.9 720 1000
Sediment 0.549 3.24e+003 0
Persistence Time: 414 hr