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CAS Num: 071850-78-7
SMILES : O=CC(=C(CC(=C(CCC1)C)C1(C)C)C)C
CHEM : 2-Butenal, 2,3-dimethyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-
MOL FOR: C15 H24 O1
MOL WT : 220.36
------------------------------ 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) = 5.79
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 295.28 (Adapted Stein & Brown method)
Melting Pt (deg C): 55.24 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00132 (Modified Grain method)
VP (Pa, 25 deg C) : 0.176 (Modified Grain method)
Subcooled liquid VP: 0.00251 mm Hg (25 deg C, Mod-Grain method)
: 0.334 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 0.3895
log Kow used: 5.79 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 33.651 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Vinyl/Allyl Aldehydes
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 9.53E-004 atm-m3/mole (9.65E+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: 9.826E-004 atm-m3/mole (9.956E+001 Pa-m3/mole)
VP: 0.00132 mm Hg (source: MPBPVP)
WS: 0.39 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 5.79 (KowWin est)
Log Kaw used: -1.409 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 7.199
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.7433
Biowin2 (Non-Linear Model) : 0.9952
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.5224 (weeks-months)
Biowin4 (Primary Survey Model) : 3.5730 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.6462
Biowin6 (MITI Non-Linear Model): 0.6325
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): -0.1075
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): 0.335 Pa (0.00251 mm Hg)
Log Koa (Koawin est ): 7.199
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 8.96E-006
Octanol/air (Koa) model: 3.88E-006
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.000324
Mackay model : 0.000717
Octanol/air (Koa) model: 0.00031
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 169.9295 E-12 cm3/molecule-sec
Half-Life = 0.063 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 0.755 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 55.748871 E-17 cm3/molecule-sec
Half-Life = 0.021 Days (at 7E11 mol/cm3)
Half-Life = 29.601 Min
Fraction sorbed to airborne particulates (phi):
0.00052 (Junge-Pankow, Mackay avg)
0.00031 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 696.4 L/kg (MCI method)
Log Koc: 2.843 (MCI method)
Koc : 7915 L/kg (Kow method)
Log Koc: 3.898 (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 v3.00):
Log BCF from regression-based method = 3.487 (BCF = 3069 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 1.1638 days (HL = 14.58 days)
Log BCF Arnot-Gobas method (upper trophic) = 3.633 (BCF = 4291)
Log BAF Arnot-Gobas method (upper trophic) = 4.351 (BAF = 2.243e+004)
log Kow used: 5.79 (estimated)
Volatilization from Water:
Henry LC: 0.000953 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 2.427 hours
Half-Life from Model Lake : 150.9 hours (6.289 days)
Removal In Wastewater Treatment:
Total removal: 91.27 percent
Total biodegradation: 0.74 percent
Total sludge adsorption: 89.30 percent
Total to Air: 1.22 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.0541 0.372 1000
Water 14.8 900 1000
Soil 84.6 1.8e+003 1000
Sediment 0.551 8.1e+003 0
Persistence Time: 624 hr