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CAS Num: 067874-78-6


CHEM : Propanoic acid, 2-methyl-, decahydro-2-naphthalenyl ester

MOL FOR: C14 H24 O2

MOL WT : 224.35

------------------------------ 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) = 4.57

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

Boiling Pt (deg C): 278.20 (Adapted Stein & Brown method)

Melting Pt (deg C): 34.02 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.00512 (Modified Grain method)

VP (Pa, 25 deg C) : 0.682 (Modified Grain method)

Subcooled liquid VP: 0.00616 mm Hg (25 deg C, Mod-Grain method)

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

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

Water Solubility at 25 deg C (mg/L): 4.065

log Kow used: 4.57 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 12.688 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:


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

Bond Method : 7.69E-004 atm-m3/mole (7.80E+001 Pa-m3/mole)

Group Method: 2.45E-004 atm-m3/mole (2.48E+001 Pa-m3/mole)

For Henry LC Comparison Purposes:

User-Entered Henry LC: not entered

Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:

HLC: 3.718E-004 atm-m3/mole (3.767E+001 Pa-m3/mole)

VP: 0.00512 mm Hg (source: MPBPVP)

WS: 4.07 mg/L (source: WSKOWWIN)

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

Log Kow used: 4.57 (KowWin est)

Log Kaw used: -1.503 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 6.073

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.8149

Biowin2 (Non-Linear Model) : 0.9802

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.8436 (weeks )

Biowin4 (Primary Survey Model) : 3.7530 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.5140

Biowin6 (MITI Non-Linear Model): 0.4260

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): -0.0388

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): 0.821 Pa (0.00616 mm Hg)

Log Koa (Koawin est ): 6.073

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

Mackay model : 3.65E-006

Octanol/air (Koa) model: 2.9E-007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000132

Mackay model : 0.000292

Octanol/air (Koa) model: 2.32E-005

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 22.7435 E-12 cm3/molecule-sec

Half-Life = 0.470 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 5.643 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.000212 (Junge-Pankow, Mackay avg)

2.32E-005 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 1988 L/kg (MCI method)

Log Koc: 3.298 (MCI method)

Koc : 2440 L/kg (Kow method)

Log Koc: 3.387 (Kow method)

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

Total Kb for pH > 8 at 25 deg C : 1.090E-002 L/mol-sec

Kb Half-Life at pH 8: 2.015 years

Kb Half-Life at pH 7: 20.146 years

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

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 2.684 (BCF = 482.8 L/kg wet-wt)

Log Biotransformation Half-life (HL) = 0.1905 days (HL = 1.551 days)

Log BCF Arnot-Gobas method (upper trophic) = 2.744 (BCF = 554.6)

Log BAF Arnot-Gobas method (upper trophic) = 2.746 (BAF = 557.2)

log Kow used: 4.57 (estimated)

Volatilization from Water:

Henry LC: 0.000245 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 5.108 hours

Half-Life from Model Lake : 181.3 hours (7.555 days)

Removal In Wastewater Treatment:

Total removal: 62.13 percent

Total biodegradation: 0.52 percent

Total sludge adsorption: 57.59 percent

Total to Air: 4.01 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 1.43 11.3 1000

Water 18.8 360 1000

Soil 78.6 720 1000

Sediment 1.22 3.24e+003 0

Persistence Time: 429 hr

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