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CAS Num: 000495-76-1

SMILES : O(c(c(O1)cc(c2)CO)c2)C1

CHEM : 1,3-Benzodioxole-5-methanol


MOL WT : 152.15

------------------------------ 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) = 1.14

Log Kow (Exper. database match) = 1.05

Exper. Ref: HANSCH,C ET AL. (1995)

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

Boiling Pt (deg C): 277.02 (Adapted Stein & Brown method)

Melting Pt (deg C): 63.51 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.000288 (Modified Grain method)

VP (Pa, 25 deg C) : 0.0384 (Modified Grain method)

MP (exp database): 58 deg C

BP (exp database): 157 @ 16 mm Hg deg C

Subcooled liquid VP: 0.000583 mm Hg (25 deg C, Mod-Grain method)

: 0.0777 Pa (25 deg C, Mod-Grain method)

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

Water Solubility at 25 deg C (mg/L): 3.047e+004

log Kow used: 1.05 (expkow database)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 3708 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Benzyl Alcohols


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

Bond Method : 2.53E-010 atm-m3/mole (2.56E-005 Pa-m3/mole)

Group Method: 6.14E-007 atm-m3/mole (6.23E-002 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: 1.892E-009 atm-m3/mole (1.917E-004 Pa-m3/mole)

VP: 0.000288 mm Hg (source: MPBPVP)

WS: 3.05E+004 mg/L (source: WSKOWWIN)

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

Log Kow used: 1.05 (exp database)

Log Kaw used: -7.985 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 9.035

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 1.0977

Biowin2 (Non-Linear Model) : 0.9984

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.9067 (weeks )

Biowin4 (Primary Survey Model) : 3.9119 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.7998

Biowin6 (MITI Non-Linear Model): 0.9051

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.9112

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): 0.0777 Pa (0.000583 mm Hg)

Log Koa (Koawin est ): 9.035

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

Mackay model : 3.86E-005

Octanol/air (Koa) model: 0.000266

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 0.00139

Mackay model : 0.00308

Octanol/air (Koa) model: 0.0208

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

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 51.8179 E-12 cm3/molecule-sec

Half-Life = 0.206 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 2.477 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

0.00224 (Junge-Pankow, Mackay avg)

0.0208 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 10 L/kg (MCI method)

Log Koc: 1.000 (MCI method)

Koc : 16.08 L/kg (Kow method)

Log Koc: 1.206 (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 = 0.104 (BCF = 1.271 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -1.1762 days (HL = 0.06665 days)

Log BCF Arnot-Gobas method (upper trophic) = 0.241 (BCF = 1.74)

Log BAF Arnot-Gobas method (upper trophic) = 0.241 (BAF = 1.74)

log Kow used: 1.05 (expkow database)

Volatilization from Water:

Henry LC: 6.14E-007 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 1177 hours (49.06 days)

Half-Life from Model Lake : 1.295E+004 hours (539.5 days)

Removal In Wastewater Treatment:

Total removal: 1.93 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.80 percent

Total to Air: 0.03 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 0.605 4.95 1000

Water 39.6 360 1000

Soil 59.7 720 1000

Sediment 0.0892 3.24e+003 0

Persistence Time: 379 hr

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