3,5-Bis(trimethylsilyl)-2,4,6-cycloheptatrien-1-one C13H22OSi2 structure – Flashcards

Flashcard maker : Charles Clay

Molecular Formula C13H22OSi2
Average mass 250.484 Da
Density 0.9±0.1 g/cm3
Boiling Point 214.8±40.0 °C at 760 mmHg
Flash Point 83.7±27.3 °C
Molar Refractivity 77.1±0.4 cm3
Polarizability 30.6±0.5 10-24cm3
Surface Tension 23.8±5.0 dyne/cm
Molar Volume 272.5±5.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Gas Chromatography
    • Retention Index (Kovats):

      1354 (estimated with error: 89) NIST Spectra mainlib_161218

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

Density: 0.9±0.1 g/cm3
Boiling Point: 214.8±40.0 °C at 760 mmHg
Vapour Pressure: 0.2±0.4 mmHg at 25°C
Enthalpy of Vaporization: 45.1±3.0 kJ/mol
Flash Point: 83.7±27.3 °C
Index of Refraction: 1.478
Molar Refractivity: 77.1±0.4 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.44
ACD/LogD (pH 5.5): 4.59
ACD/BCF (pH 5.5): 1828.50
ACD/KOC (pH 5.5): 7526.71
ACD/LogD (pH 7.4): 4.59
ACD/BCF (pH 7.4): 1828.50
ACD/KOC (pH 7.4): 7526.71
Polar Surface Area: 17 Å2
Polarizability: 30.6±0.5 10-24cm3
Surface Tension: 23.8±5.0 dyne/cm
Molar Volume: 272.5±5.0 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) = 5.15

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 284.65 (Adapted Stein & Brown method)
 Melting Pt (deg C): 58.54 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.00214 (Modified Grain method)
 Subcooled liquid VP: 0.00439 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): 0.9489
 log Kow used: 5.15 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 0.00074664 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 : 1.13E-004 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 7.433E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 5.15 (KowWin est)
 Log Kaw used: -2.335 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 7.485
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6351
 Biowin2 (Non-Linear Model) : 0.2687
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.6231 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.4641 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.1119
 Biowin6 (MITI Non-Linear Model): 0.0255
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.3273
 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): 0.585 Pa (0.00439 mm Hg)
 Log Koa (Koawin est ): 7.485
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 5.13E-006 
 Octanol/air (Koa) model: 7.5E-006 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.000185 
 Mackay model : 0.00041 
 Octanol/air (Koa) model: 0.0006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 87.8356 E-12 cm3/molecule-sec
 Half-Life = 0.122 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 1.461 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 0.985000 E-17 cm3/molecule-sec
 Half-Life = 1.163 Days (at 7E11 mol/cm3)
 Half-Life = 27.923 Hrs
 Fraction sorbed to airborne particulates (phi): 0.000297 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 1423
 Log Koc: 3.153 

 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 = 3.262 (BCF = 1827)
 log Kow used: 5.15 (estimated)

 Volatilization from Water:
 Henry LC: 0.000113 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 9.815 hours
 Half-Life from Model Lake : 239.8 hours (9.991 days)

 Removal In Wastewater Treatment:
 Total removal: 82.19 percent
 Total biodegradation: 0.70 percent
 Total sludge adsorption: 80.75 percent
 Total to Air: 0.74 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.113 2.65 1000 
 Water 8.71 900 1000 
 Soil 63.7 1.8e+003 1000 
 Sediment 27.5 8.1e+003 0 
 Persistence Time: 1.36e+003 hr




 

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