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CAS Num: 040527-42-2

SMILES : O(c(c(O1)cc(c2)C(OCC)OCC)c2)C1

CHEM : 1,3-Benzodioxole, 5-(diethoxymethyl)-

MOL FOR: C12 H16 O4

MOL WT : 224.26

------------------------------ 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) = 2.48

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

Boiling Pt (deg C): 303.41 (Adapted Stein & Brown method)

Melting Pt (deg C): 78.36 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.000506 (Modified Grain method)

VP (Pa, 25 deg C) : 0.0675 (Modified Grain method)

Subcooled liquid VP: 0.00163 mm Hg (25 deg C, Mod-Grain method)

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

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

Water Solubility at 25 deg C (mg/L): 247.3

log Kow used: 2.48 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 70.886 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:


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

Bond Method : 8.36E-009 atm-m3/mole (8.47E-004 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: 6.038E-007 atm-m3/mole (6.118E-002 Pa-m3/mole)

VP: 0.000506 mm Hg (source: MPBPVP)

WS: 247 mg/L (source: WSKOWWIN)

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

Log Kow used: 2.48 (KowWin est)

Log Kaw used: -6.466 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 8.946

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.2099

Biowin2 (Non-Linear Model) : 0.0732

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.5700 (weeks-months)

Biowin4 (Primary Survey Model) : 3.6589 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.5727

Biowin6 (MITI Non-Linear Model): 0.5597

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.1972

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): 0.217 Pa (0.00163 mm Hg)

Log Koa (Koawin est ): 8.946

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

Mackay model : 1.38E-005

Octanol/air (Koa) model: 0.000217

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.000498

Mackay model : 0.0011

Octanol/air (Koa) model: 0.017

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 65.7656 E-12 cm3/molecule-sec

Half-Life = 0.163 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 1.952 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.000801 (Junge-Pankow, Mackay avg)

0.017 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 38.82 L/kg (MCI method)

Log Koc: 1.589 (MCI method)

Koc : 168.9 L/kg (Kow method)

Log Koc: 2.228 (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 = 1.306 (BCF = 20.21 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.4933 days (HL = 0.3212 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.409 (BCF = 25.64)

Log BAF Arnot-Gobas method (upper trophic) = 1.409 (BAF = 25.64)

log Kow used: 2.48 (estimated)

Volatilization from Water:

Henry LC: 8.36E-009 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 1.049E+005 hours (4370 days)

Half-Life from Model Lake : 1.144E+006 hours (4.768E+004 days)

Removal In Wastewater Treatment:

Total removal: 3.04 percent

Total biodegradation: 0.10 percent

Total sludge adsorption: 2.94 percent

Total to Air: 0.00 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.0594 3.9 1000

Water 25.5 900 1000

Soil 74.3 1.8e+003 1000

Sediment 0.0958 8.1e+003 0

Persistence Time: 1.18e+003 hr

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