3,4-Divanillyltetrahydrofuran C20H24O5 structure – Flashcards

Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™

 
 Log Octanol-Water Partition Coef (SRC):
 Log Kow (KOWWIN v1.67 estimate) = 3.88

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 472.72 (Adapted Stein & Brown method)
 Melting Pt (deg C): 199.86 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 5.2E-011 (Modified Grain method)
 Subcooled liquid VP: 3.63E-009 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 3.272
 log Kow used: 3.88 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 24.567 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Phenols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 3.67E-017 atm-m3/mole
 Group Method: 1.31E-015 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 7.202E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 3.88 (KowWin est)
 Log Kaw used: -14.824 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 18.704
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.8410
 Biowin2 (Non-Linear Model) : 0.8963
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.2762 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.4377 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.2110
 Biowin6 (MITI Non-Linear Model): 0.0400
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.0401
 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): 4.84E-007 Pa (3.63E-009 mm Hg)
 Log Koa (Koawin est ): 18.704
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 6.2 
 Octanol/air (Koa) model: 1.24E+006 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.996 
 Mackay model : 0.998 
 Octanol/air (Koa) model: 1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 99.9273 E-12 cm3/molecule-sec
 Half-Life = 0.107 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 1.284 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Reaction With Nitrate Radicals May Be Important!
 Fraction sorbed to airborne particulates (phi): 0.997 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 3.215E+004
 Log Koc: 4.507 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
 Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
 Log BCF from regression-based method = 2.285 (BCF = 192.9)
 log Kow used: 3.88 (estimated)

 Volatilization from Water:
 Henry LC: 3.67E-017 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 2.961E+013 hours (1.234E+012 days)
 Half-Life from Model Lake : 3.23E+014 hours (1.346E+013 days)

 Removal In Wastewater Treatment:
 Total removal: 24.90 percent
 Total biodegradation: 0.28 percent
 Total sludge adsorption: 24.62 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 8.64e-008 2.57 1000 
 Water 11.1 900 1000 
 Soil 86.9 1.8e+003 1000 
 Sediment 1.97 8.1e+003 0 
 Persistence Time: 1.88e+003 hr