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CAS Number: 68039-49-6
SMILES : O=CC(C(C=C(C1)C)C)C1
CHEM : 3-Cyclohexene-1-carboxaldehyde, 2,4-dimethyl-
MOL FOR: C9 H14 O1
MOL WT : 138.21
------------------------------ 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) = 2.85
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 200.48 (Adapted Stein & Brown method)
Melting Pt (deg C): -10.07 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.352 (Mean VP of Antoine & Grain methods)
VP (Pa, 25 deg C) : 46.9 (Mean VP of Antoine & Grain methods)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 311.5
log Kow used: 2.85 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 2544.4 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Aldehydes (Mono)
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.26E-004 atm-m3/mole (2.29E+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: 2.055E-004 atm-m3/mole (2.082E+001 Pa-m3/mole)
VP: 0.352 mm Hg (source: MPBPVP)
WS: 312 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.85 (KowWin est)
Log Kaw used: -2.034 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 4.884
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9664
Biowin2 (Non-Linear Model) : 0.9997
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9161 (weeks )
Biowin4 (Primary Survey Model) : 3.8450 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7837
Biowin6 (MITI Non-Linear Model): 0.8265
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.5649
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): 42.9 Pa (0.322 mm Hg)
Log Koa (Koawin est ): 4.884
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 6.99E-008
Octanol/air (Koa) model: 1.88E-008
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 2.52E-006
Mackay model : 5.59E-006
Octanol/air (Koa) model: 1.5E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 123.3597 E-12 cm3/molecule-sec
Half-Life = 0.087 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 1.040 Hrs
Ozone Reaction:
OVERALL Ozone Rate Constant = 43.000000 E-17 cm3/molecule-sec
Half-Life = 0.027 Days (at 7E11 mol/cm3)
Half-Life = 38.378 Min
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
4.06E-006 (Junge-Pankow, Mackay avg)
1.5E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 29.12 L/kg (MCI method)
Log Koc: 1.464 (MCI method)
Koc : 187.2 L/kg (Kow method)
Log Koc: 2.272 (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 = 1.550 (BCF = 35.47 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.0388 days (HL = 1.093 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.814 (BCF = 65.14)
Log BAF Arnot-Gobas method (upper trophic) = 1.814 (BAF = 65.14)
log Kow used: 2.85 (estimated)
Volatilization from Water:
Henry LC: 0.000226 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 4.245 hours
Half-Life from Model Lake : 144.9 hours (6.037 days)
Removal In Wastewater Treatment:
Total removal: 13.78 percent
Total biodegradation: 0.11 percent
Total sludge adsorption: 4.22 percent
Total to Air: 9.45 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.17 0.489 1000
Water 37 360 1000
Soil 62.7 720 1000
Sediment 0.113 3.24e+003 0
Persistence Time: 243 hr