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CAS Num: 000104-09-6
SMILES : O=CCc(ccc(c1)C)c1
CHEM : Benzeneacetaldehyde, 4-methyl-
MOL FOR: C9 H10 O1
MOL WT : 134.18
------------------------------ 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) = 2.09
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 220.89 (Adapted Stein & Brown method)
Melting Pt (deg C): 7.14 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.0828 (Modified Grain method)
VP (Pa, 25 deg C) : 11 (Modified Grain method)
MP (exp database): 40 deg C
BP (exp database): 221.5 deg C
Subcooled liquid VP: 0.113 mm Hg (25 deg C, Mod-Grain method)
: 15.1 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 1454
log Kow used: 2.09 (estimated)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1590.5 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Aldehydes (Mono)
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 6.04E-006 atm-m3/mole (6.12E-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: 1.005E-005 atm-m3/mole (1.019E+000 Pa-m3/mole)
VP: 0.0828 mm Hg (source: MPBPVP)
WS: 1.45E+003 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 2.09 (KowWin est)
Log Kaw used: -3.607 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 5.697
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.0776
Biowin2 (Non-Linear Model) : 0.9999
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.7753 (weeks )
Biowin4 (Primary Survey Model) : 3.7137 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.7430
Biowin6 (MITI Non-Linear Model): 0.8868
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0834
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): 15.1 Pa (0.113 mm Hg)
Log Koa (Koawin est ): 5.697
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.99E-007
Octanol/air (Koa) model: 1.22E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 7.19E-006
Mackay model : 1.59E-005
Octanol/air (Koa) model: 9.77E-006
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 27.7980 E-12 cm3/molecule-sec
Half-Life = 0.385 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 4.617 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
1.16E-005 (Junge-Pankow, Mackay avg)
9.77E-006 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 32.42 L/kg (MCI method)
Log Koc: 1.511 (MCI method)
Koc : 71.1 L/kg (Kow method)
Log Koc: 1.852 (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 = 1.045 (BCF = 11.1 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -0.4223 days (HL = 0.3782 days)
Log BCF Arnot-Gobas method (upper trophic) = 1.091 (BCF = 12.34)
Log BAF Arnot-Gobas method (upper trophic) = 1.091 (BAF = 12.34)
log Kow used: 2.09 (estimated)
Volatilization from Water:
Henry LC: 6.04E-006 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 113.5 hours (4.728 days)
Half-Life from Model Lake : 1335 hours (55.62 days)
Removal In Wastewater Treatment:
Total removal: 2.67 percent
Total biodegradation: 0.10 percent
Total sludge adsorption: 2.23 percent
Total to Air: 0.34 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 1.04 9.24 1000
Water 33 360 1000
Soil 65.9 720 1000
Sediment 0.105 3.24e+003 0
Persistence Time: 403 hr