1-Acetylcyclopentadiene C7H8O structure – Flashcards

Flashcard maker : Dennis Jennings

C7H8O structure
Molecular Formula C7H8O
Average mass 108.138 Da
Density 1.0±0.1 g/cm3
Boiling Point 191.2±19.0 °C at 760 mmHg
Flash Point 68.5±16.5 °C
Molar Refractivity 31.5±0.3 cm3
Polarizability 12.5±0.5 10-24cm3
Surface Tension 36.7±3.0 dyne/cm
Molar Volume 104.5±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Gas Chromatography
    • Retention Index (Kovats):

      889 (estimated with error: 57) NIST Spectra mainlib_288474

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

Density: 1.0±0.1 g/cm3
Boiling Point: 191.2±19.0 °C at 760 mmHg
Vapour Pressure: 0.5±0.4 mmHg at 25°C
Enthalpy of Vaporization: 42.7±3.0 kJ/mol
Flash Point: 68.5±16.5 °C
Index of Refraction: 1.514
Molar Refractivity: 31.5±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.69
ACD/LogD (pH 5.5): 1.48
ACD/BCF (pH 5.5): 7.89
ACD/KOC (pH 5.5): 152.66
ACD/LogD (pH 7.4): 1.48
ACD/BCF (pH 7.4): 7.89
ACD/KOC (pH 7.4): 152.66
Polar Surface Area: 17 Å2
Polarizability: 12.5±0.5 10-24cm3
Surface Tension: 36.7±3.0 dyne/cm
Molar Volume: 104.5±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) = 1.53

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 159.71 (Adapted Stein & Brown method)
 Melting Pt (deg C): -22.90 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 3.33 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 5427
 log Kow used: 1.53 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 1918.8 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 : 2.69E-005 atm-m3/mole
 Group Method: 4.35E-006 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 8.731E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.53 (KowWin est)
 Log Kaw used: -2.959 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 4.489
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.7029
 Biowin2 (Non-Linear Model) : 0.7350
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9377 (weeks )
 Biowin4 (Primary Survey Model) : 3.6695 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.5469
 Biowin6 (MITI Non-Linear Model): 0.6408
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.0240
 Ready Biodegradability Prediction: YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
 Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 407 Pa (3.05 mm Hg)
 Log Koa (Koawin est ): 4.489
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 7.38E-009 
 Octanol/air (Koa) model: 7.57E-009 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 2.66E-007 
 Mackay model : 5.9E-007 
 Octanol/air (Koa) model: 6.05E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 171.6998 E-12 cm3/molecule-sec
 Half-Life = 0.062 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 0.748 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 92.400749 E-17 cm3/molecule-sec
 Half-Life = 0.012 Days (at 7E11 mol/cm3)
 Half-Life = 17.860 Min
 Fraction sorbed to airborne particulates (phi): 4.28E-007 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 25.05
 Log Koc: 1.399 

 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 = 0.479 (BCF = 3.016)
 log Kow used: 1.53 (estimated)

 Volatilization from Water:
 Henry LC: 4.35E-006 atm-m3/mole (estimated by Group SAR Method)
 Half-Life from Model River: 141 hours (5.876 days)
 Half-Life from Model Lake : 1626 hours (67.74 days)

 Removal In Wastewater Treatment:
 Total removal: 2.22 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.88 percent
 Total to Air: 0.25 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.035 0.248 1000 
 Water 38.4 360 1000 
 Soil 61.4 720 1000 
 Sediment 0.0928 3.24e+003 0 
 Persistence Time: 371 hr




 

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