Chromenium C9H7O structure

C9H7O structure
Molecular Formula C9H7O
Average mass 131.151 Da
Density
Boiling Point
Flash Point
Molar Refractivity
Polarizability
Surface Tension
Molar Volume

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

Density:
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction:
Molar Refractivity:
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations:
ACD/LogP:
ACD/LogD (pH 5.5):
ACD/BCF (pH 5.5):
ACD/KOC (pH 5.5):
ACD/LogD (pH 7.4):
ACD/BCF (pH 7.4):
ACD/KOC (pH 7.4):
Polar Surface Area: 13 Å2
Polarizability:
Surface Tension:
Molar Volume:

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

 
 Log Octanol-Water Partition Coef (SRC):
 Log Kow (KOWWIN v1.67 estimate) = 2.32

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 183.73 (Adapted Stein & Brown method)
 Melting Pt (deg C): -13.05 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.805 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 947
 log Kow used: 2.32 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 48.519 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]: 1.467E-004 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) : 0.6851
 Biowin2 (Non-Linear Model) : 0.7588
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9093 (weeks )
 Biowin4 (Primary Survey Model) : 3.6585 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.3796
 Biowin6 (MITI Non-Linear Model): 0.2989
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.3468
 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): 97.6 Pa (0.732 mm Hg)
 Log Koa (): not available
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 3.07E-008 
 Octanol/air (Koa) model: not available
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 1.11E-006 
 Mackay model : 2.46E-006 
 Octanol/air (Koa) model: not available

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 60.1732 E-12 cm3/molecule-sec
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 13.650000 E-17 cm3/molecule-sec
 Half-Life = 0.084 Days (at 7E11 mol/cm3)
 Half-Life = 2.015 Hrs
 Fraction sorbed to airborne particulates (phi): 1.78E-006 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 1837
 Log Koc: 3.264 

 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 = 1.088 (BCF = 12.24)
 log Kow used: 2.32 (estimated)

 Volatilization from Water:
 Henry LC: 0.000147 atm-m3/mole (calculated from VP/WS)
 Half-Life from Model River: 5.739 hours
 Half-Life from Model Lake : 158.6 hours (6.61 days)

 Removal In Wastewater Treatment:
 Total removal: 9.29 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 2.45 percent
 Total to Air: 6.74 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.276 1.37 1000 
 Water 27.2 360 1000 
 Soil 72.4 720 1000 
 Sediment 0.144 3.24e+003 0 
 Persistence Time: 343 hr




 

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