Naphtho[7,8,1,2,3-nopqr]tetraphene C22H12 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) = 7.21

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 405.11 (Adapted Stein & Brown method)
 Melting Pt (deg C): 161.72 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 2.46E-007 (Modified Grain method)
 Subcooled liquid VP: 6.24E-006 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): 0.0116
 log Kow used: 7.21 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 0.00063691 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : Incomplete
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 7.711E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Can Not Estimate (can not calculate HenryLC)

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6160
 Biowin2 (Non-Linear Model) : 0.2859
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.5885 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.4490 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : -0.0296
 Biowin6 (MITI Non-Linear Model): 0.0079
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.1119
 Ready Biodegradability Prediction: NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 2.3393
 BioHC Half-Life (days) : 218.4268

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 0.000832 Pa (6.24E-006 mm Hg)
 Log Koa (): not available
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 0.00361 
 Octanol/air (Koa) model: not available
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.115 
 Mackay model : 0.224 
 Octanol/air (Koa) model: not available

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 457.2614 E-12 cm3/molecule-sec
 Half-Life = 0.023 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 16.842 Min
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 12.980001 E-17 cm3/molecule-sec
 Half-Life = 0.088 Days (at 7E11 mol/cm3)
 Half-Life = 2.119 Hrs
 Fraction sorbed to airborne particulates (phi): 0.17 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 1.59E+006
 Log Koc: 6.202 

 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 = 4.516 (BCF = 3.283e+004)
 log Kow used: 7.21 (estimated)

 Volatilization from Water:
 Henry LC: 7.71E-006 atm-m3/mole (calculated from VP/WS)
 Half-Life from Model River: 127.9 hours (5.33 days)
 Half-Life from Model Lake : 1535 hours (63.95 days)

 Removal In Wastewater Treatment:
 Total removal: 93.92 percent
 Total biodegradation: 0.78 percent
 Total sludge adsorption: 93.14 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 0.00697 0.444 1000 
 Water 2.06 900 1000 
 Soil 28.6 1.8e+003 1000 
 Sediment 69.4 8.1e+003 0 
 Persistence Time: 3.04e+003 hr