4,6-Diphenyl-2,2′-bipyridine C22H16N2 structure – Flashcards

Flashcard maker : Will Walter

Molecular Formula C22H16N2
Average mass 308.376 Da
Density 1.1±0.1 g/cm3
Boiling Point 465.7±40.0 °C at 760 mmHg
Flash Point 177.5±19.0 °C
Molar Refractivity 96.2±0.3 cm3
Polarizability 38.1±0.5 10-24cm3
Surface Tension 48.1±3.0 dyne/cm
Molar Volume 271.7±3.0 cm3
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon

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

Density: 1.1±0.1 g/cm3
Boiling Point: 465.7±40.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 70.0±3.0 kJ/mol
Flash Point: 177.5±19.0 °C
Index of Refraction: 1.626
Molar Refractivity: 96.2±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 1
ACD/LogP: 5.91
ACD/LogD (pH 5.5): 5.45
ACD/BCF (pH 5.5): 8153.10
ACD/KOC (pH 5.5): 21663.83
ACD/LogD (pH 7.4): 5.47
ACD/BCF (pH 7.4): 8525.19
ACD/KOC (pH 7.4): 22652.51
Polar Surface Area: 26 Å2
Polarizability: 38.1±0.5 10-24cm3
Surface Tension: 48.1±3.0 dyne/cm
Molar Volume: 271.7±3.0 cm3

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

 
 Log Octanol-Water Partition Coef (SRC):
 Log Kow (KOWWIN v1.67 estimate) = 4.91

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 492.08 (Adapted Stein & Brown method)
 Melting Pt (deg C): 206.60 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 5.18E-010 (Modified Grain method)
 Subcooled liquid VP: 4.35E-008 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): 0.7057
 log Kow used: 4.91 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 0.11228 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 4.18E-012 atm-m3/mole
 Group Method: 3.38E-012 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 2.978E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 4.91 (KowWin est)
 Log Kaw used: -9.767 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 14.677
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.5478
 Biowin2 (Non-Linear Model) : 0.2595
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.1334 (months )
 Biowin4 (Primary Survey Model) : 3.3751 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : -0.1408
 Biowin6 (MITI Non-Linear Model): 0.0046
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 1.0277
 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): 5.8E-006 Pa (4.35E-008 mm Hg)
 Log Koa (Koawin est ): 14.677
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 0.517 
 Octanol/air (Koa) model: 117 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.949 
 Mackay model : 0.976 
 Octanol/air (Koa) model: 1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 9.3574 E-12 cm3/molecule-sec
 Half-Life = 1.143 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 13.717 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 0.963 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 3.549E+005
 Log Koc: 5.550 

 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 = 3.079 (BCF = 1200)
 log Kow used: 4.91 (estimated)

 Volatilization from Water:
 Henry LC: 3.38E-012 atm-m3/mole (estimated by Group SAR Method)
 Half-Life from Model River: 3.042E+008 hours (1.267E+007 days)
 Half-Life from Model Lake : 3.318E+009 hours (1.383E+008 days)

 Removal In Wastewater Treatment:
 Total removal: 74.65 percent
 Total biodegradation: 0.66 percent
 Total sludge adsorption: 73.99 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 0.00039 27.4 1000 
 Water 6.49 1.44e+003 1000 
 Soil 77.2 2.88e+003 1000 
 Sediment 16.3 1.3e+004 0 
 Persistence Time: 3.4e+003 hr




 

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