Cyclopentylethyne C7H10 structure – Flashcards

Flashcard maker : Jacob Patel

C7H10 structure
Molecular Formula C7H10
Average mass 94.154 Da
Density 0.9±0.1 g/cm3
Boiling Point 98.0±7.0 °C at 760 mmHg
Flash Point -1.4±12.3 °C
Molar Refractivity 30.2±0.4 cm3
Polarizability 12.0±0.5 10-24cm3
Surface Tension 29.5±5.0 dyne/cm
Molar Volume 110.7±5.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Boiling Point:

      107-109 °C Alfa Aesar
      107-109 °C Alfa Aesar H53483
    • Experimental Flash Point:

      1 °C Alfa Aesar
      1 °F (-17.2222 °C)
      Alfa Aesar H53483
    • Experimental Gravity:

      0.812 g/mL Alfa Aesar H53483
  • Miscellaneous
    • Safety:

      11/22/2013 12:00:00 AM Alfa Aesar H53483
      11-22 Alfa Aesar H53483
      16-33-36 Alfa Aesar H53483
      22-Nov Alfa Aesar H53483
      3 Alfa Aesar H53483
      Danger Alfa Aesar H53483
      DANGER: FLAMMABLE, harmful if swallowed. Alfa Aesar H53483
      H225-H302 Alfa Aesar H53483
      P210-P280-P240-P303+P361+P353-P403+P235-P501a Alfa Aesar H53483
  • Gas Chromatography
    • Retention Index (Kovats):

      758 (estimated with error: 39) NIST Spectra mainlib_119044

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

Density: 0.9±0.1 g/cm3
Boiling Point: 98.0±7.0 °C at 760 mmHg
Vapour Pressure: 46.8±0.1 mmHg at 25°C
Enthalpy of Vaporization: 32.3±0.8 kJ/mol
Flash Point: -1.4±12.3 °C
Index of Refraction: 1.458
Molar Refractivity: 30.2±0.4 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 2.49
ACD/LogD (pH 5.5): 2.53
ACD/BCF (pH 5.5): 49.18
ACD/KOC (pH 5.5): 565.74
ACD/LogD (pH 7.4): 2.53
ACD/BCF (pH 7.4): 49.18
ACD/KOC (pH 7.4): 565.74
Polar Surface Area: 0 Å2
Polarizability: 12.0±0.5 10-24cm3
Surface Tension: 29.5±5.0 dyne/cm
Molar Volume: 110.7±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) = 2.82

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 112.96 (Adapted Stein & Brown method)
 Melting Pt (deg C): -47.17 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 25.3 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 137.3
 log Kow used: 2.82 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 638.78 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 2.20E-002 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 2.283E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 2.82 (KowWin est)
 Log Kaw used: -0.046 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 2.866
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.7027
 Biowin2 (Non-Linear Model) : 0.8418
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9911 (weeks )
 Biowin4 (Primary Survey Model) : 3.7119 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.5234
 Biowin6 (MITI Non-Linear Model): 0.6511
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.3955
 Ready Biodegradability Prediction: YES

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 0.8721
 BioHC Half-Life (days) : 7.4482

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 3.17E+003 Pa (23.8 mm Hg)
 Log Koa (Koawin est ): 2.866
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 9.45E-010 
 Octanol/air (Koa) model: 1.8E-010 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 3.41E-008 
 Mackay model : 7.56E-008 
 Octanol/air (Koa) model: 1.44E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 12.4958 E-12 cm3/molecule-sec
 Half-Life = 0.856 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 10.272 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 0.003000 E-17 cm3/molecule-sec
 Half-Life = 382.000 Days (at 7E11 mol/cm3)
 Fraction sorbed to airborne particulates (phi): 5.49E-008 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 280.7
 Log Koc: 2.448 

 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 = 1.473 (BCF = 29.69)
 log Kow used: 2.82 (estimated)

 Volatilization from Water:
 Henry LC: 0.022 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1.016 hours
 Half-Life from Model Lake : 92.45 hours (3.852 days)

 Removal In Wastewater Treatment:
 Total removal: 89.66 percent
 Total biodegradation: 0.03 percent
 Total sludge adsorption: 2.04 percent
 Total to Air: 87.59 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 17.3 20.5 1000 
 Water 59 360 1000 
 Soil 23 720 1000 
 Sediment 0.71 3.24e+003 0 
 Persistence Time: 105 hr




 

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