4-Vinyltoluene C9H10 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) = 3.44

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 168.39 (Adapted Stein & Brown method)
 Melting Pt (deg C): -30.07 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 1.37 (Mean VP of Antoine & Grain methods)
 MP (exp database): -34.1 deg C
 BP (exp database): 172.8 deg C
 VP (exp database): 1.81E+00 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 117.1
 log Kow used: 3.44 (estimated)
 no-melting pt equation used
 Water Sol (Exper. database match) = 89 mg/L (25 deg C)
 Exper. Ref: YAWS,CL ET AL (1990)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 54.156 mg/L
 Wat Sol (Exper. database match) = 89.00
 Exper. Ref: YAWS,CL ET AL (1990)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 3.05E-003 atm-m3/mole
 Group Method: 3.01E-003 atm-m3/mole
 Exper Database: 3.16E-03 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 1.819E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 3.44 (KowWin est)
 Log Kaw used: -0.889 (exp database)
 Log Koa (KOAWIN v1.10 estimate): 4.329
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.7460
 Biowin2 (Non-Linear Model) : 0.8708
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8632 (weeks )
 Biowin4 (Primary Survey Model) : 3.6087 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.4535
 Biowin6 (MITI Non-Linear Model): 0.4968
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.1380
 Ready Biodegradability Prediction: NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 0.5907
 BioHC Half-Life (days) : 3.8971

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 241 Pa (1.81 mm Hg)
 Log Koa (Koawin est ): 4.329
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1.24E-008 
 Octanol/air (Koa) model: 5.24E-009 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 4.49E-007 
 Mackay model : 9.94E-007 
 Octanol/air (Koa) model: 4.19E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 31.2216 E-12 cm3/molecule-sec
 Half-Life = 0.343 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 4.111 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 2.100000 E-17 cm3/molecule-sec
 Half-Life = 0.546 Days (at 7E11 mol/cm3)
 Half-Life = 13.097 Hrs
 Fraction sorbed to airborne particulates (phi): 7.22E-007 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 838.6
 Log Koc: 2.924 

 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 = 1.951 (BCF = 89.24)
 log Kow used: 3.44 (estimated)

 Volatilization from Water:
 Henry LC: 0.00316 atm-m3/mole (Henry experimental database)
 Half-Life from Model River: 1.311 hours
 Half-Life from Model Lake : 105.5 hours (4.394 days)

 Removal In Wastewater Treatment:
 Total removal: 59.22 percent
 Total biodegradation: 0.10 percent
 Total sludge adsorption: 8.60 percent
 Total to Air: 50.53 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 1.33 5.05 1000 
 Water 21.2 360 1000 
 Soil 76.6 720 1000 
 Sediment 0.833 3.24e+003 0 
 Persistence Time: 301 hr