(2E)-2-(2,4-Dimethoxybenzylidene)-1-indanone C18H16O3 structure – Flashcards

Flashcard maker : Chad Lipe

Molecular Formula C18H16O3
Average mass 280.318 Da
Density 1.2±0.1 g/cm3
Boiling Point 476.7±45.0 °C at 760 mmHg
Flash Point 234.2±15.1 °C
Molar Refractivity 82.6±0.3 cm3
Polarizability 32.7±0.5 10-24cm3
Surface Tension 49.7±3.0 dyne/cm
Molar Volume 230.8±3.0 cm3
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon

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

Density: 1.2±0.1 g/cm3
Boiling Point: 476.7±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.2 mmHg at 25°C
Enthalpy of Vaporization: 74.0±3.0 kJ/mol
Flash Point: 234.2±15.1 °C
Index of Refraction: 1.634
Molar Refractivity: 82.6±0.3 cm3
#H bond acceptors: 3
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 4.20
ACD/LogD (pH 5.5): 3.93
ACD/BCF (pH 5.5): 575.40
ACD/KOC (pH 5.5): 3289.95
ACD/LogD (pH 7.4): 3.93
ACD/BCF (pH 7.4): 575.40
ACD/KOC (pH 7.4): 3289.95
Polar Surface Area: 36 Å2
Polarizability: 32.7±0.5 10-24cm3
Surface Tension: 49.7±3.0 dyne/cm
Molar Volume: 230.8±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) = 4.63

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 403.99 (Adapted Stein & Brown method)
 Melting Pt (deg C): 148.80 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 3.67E-007 (Modified Grain method)
 Subcooled liquid VP: 6.65E-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): 1.783
 log Kow used: 4.63 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 0.27277 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Vinyl/Allyl Ketones

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 4.66E-010 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 7.592E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 4.63 (KowWin est)
 Log Kaw used: -7.720 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 12.350
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.9394
 Biowin2 (Non-Linear Model) : 0.9746
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.3661 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.5068 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.3952
 Biowin6 (MITI Non-Linear Model): 0.2134
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.2222
 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): 0.000887 Pa (6.65E-006 mm Hg)
 Log Koa (Koawin est ): 12.350
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 0.00338 
 Octanol/air (Koa) model: 0.55 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.109 
 Mackay model : 0.213 
 Octanol/air (Koa) model: 0.978 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 232.6720 E-12 cm3/molecule-sec
 Half-Life = 0.046 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 0.552 Hrs
 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): 0.161 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 3355
 Log Koc: 3.526 

 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 = 2.023 (BCF = 105.5)
 log Kow used: 4.63 (estimated)

 Volatilization from Water:
 Henry LC: 4.66E-010 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 2.104E+006 hours (8.765E+004 days)
 Half-Life from Model Lake : 2.295E+007 hours (9.562E+005 days)

 Removal In Wastewater Treatment:
 Total removal: 62.65 percent
 Total biodegradation: 0.57 percent
 Total sludge adsorption: 62.08 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 0.00317 0.713 1000 
 Water 10.2 900 1000 
 Soil 79.5 1.8e+003 1000 
 Sediment 10.3 8.1e+003 0 
 Persistence Time: 1.89e+003 hr




 

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