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CAS Number: 68738-99-8

SMILES : O=C(c1ccccc1N=CC2C(C=C(CC2)C)C)OC

CHEM : Benzoic acid, 2-[[[2,4(or 3,5)-dimethyl-3-cyclohexen-1-yl]methylene]a

mino]-, methyl ester

MOL FOR: C17 H21 N1 O2

MOL WT : 271.36

------------------------------ EPI SUMMARY (v4.00) --------------------------

Henry LC (atm-m3/mole) : ------

Log Kow (octanol-water): ------

Boiling Point (deg C) : ------

Water Solubility (mg/L): ------

Physical Property Inputs:

Vapor Pressure (mm Hg) : ------

Melting Point (deg C) : ------

Log Octanol-Water Partition Coef (SRC):

Log Kow (KOWWIN v1.67 estimate) = 4.84

Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):

Boiling Pt (deg C): 359.43 (Adapted Stein & Brown method)

Melting Pt (deg C): 99.77 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 1.48E-005 (Modified Grain method)

VP (Pa, 25 deg C) : 0.00197 (Modified Grain method)

Subcooled liquid VP: 7.88E-005 mm Hg (25 deg C, Mod-Grain method)

: 0.0105 Pa (25 deg C, Mod-Grain method)

Water Solubility Estimate from Log Kow (WSKOW v1.41):

Water Solubility at 25 deg C (mg/L): 1.322

log Kow used: 4.84 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 19.707 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:


Schiff Bases

Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:

Bond Method : 3.47E-005 atm-m3/mole (3.51E+000 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: 3.997E-006 atm-m3/mole (4.050E-001 Pa-m3/mole)

VP: 1.48E-005 mm Hg (source: MPBPVP)

WS: 1.32 mg/L (source: WSKOWWIN)

Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:

Log Kow used: 4.84 (KowWin est)

Log Kaw used: -2.848 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 7.688

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.7925

Biowin2 (Non-Linear Model) : 0.9621

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.7397 (weeks-months)

Biowin4 (Primary Survey Model) : 3.6852 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.3025

Biowin6 (MITI Non-Linear Model): 0.1015

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): -0.0130

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): 0.0105 Pa (7.88E-005 mm Hg)

Log Koa (Koawin est ): 7.688

Kp (particle/gas partition coef. (m3/ug)):

Mackay model : 0.000286

Octanol/air (Koa) model: 1.2E-005

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.0102

Mackay model : 0.0223

Octanol/air (Koa) model: 0.000956

Atmospheric Oxidation (25 deg C) [AopWin v1.92]:

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 98.8383 E-12 cm3/molecule-sec

Half-Life = 0.108 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 1.299 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):

0.0163 (Junge-Pankow, Mackay avg)

0.000956 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 2.062E+004 L/kg (MCI method)

Log Koc: 4.314 (MCI method)

Koc : 3441 L/kg (Kow method)

Log Koc: 3.537 (Kow method)

Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:

Total Kb for pH > 8 at 25 deg C : 3.998E-002 L/mol-sec

Kb Half-Life at pH 8: 200.670 days

Kb Half-Life at pH 7: 5.494 years

(Total Kb applies only to esters, carbmates, alkyl halides)

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 2.860 (BCF = 724.5 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.0077 days (HL = 0.9825 days)

Log BCF Arnot-Gobas method (upper trophic) = 2.588 (BCF = 387.7)

Log BAF Arnot-Gobas method (upper trophic) = 2.590 (BAF = 389.1)

log Kow used: 4.84 (estimated)

Volatilization from Water:

Henry LC: 3.47E-005 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 29.48 hours (1.228 days)

Half-Life from Model Lake : 459.7 hours (19.15 days)

Removal In Wastewater Treatment:

Total removal: 72.21 percent

Total biodegradation: 0.63 percent

Total sludge adsorption: 71.13 percent

Total to Air: 0.45 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.0233 0.513 1000

Water 12.7 900 1000

Soil 72.2 1.8e+003 1000

Sediment 15 8.1e+003 0

Persistence Time: 1.2e+003 hr

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