Cyclopropylacetylene C5H6 structure – Flashcards

Flashcard maker : Gracie Stone

C5H6 structure
Molecular Formula C5H6
Average mass 66.101 Da
Density 0.9±0.1 g/cm3
Boiling Point 31.4±7.0 °C at 760 mmHg
Flash Point -44.6±12.3 °C
Molar Refractivity 20.9±0.4 cm3
Polarizability 8.3±0.5 10-24cm3
Surface Tension 28.4±5.0 dyne/cm
Molar Volume 77.1±5.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Boiling Point:

      51 °C Alfa Aesar
      79-80 °C Matrix Scientific
      51 °C Biosynth Q-200912
      51 °C Alfa Aesar H53440
      79-80 °C Matrix Scientific 018338
      31.4 °C SynQuest 72021, 1500-1-04
      79-80 °C LabNetwork LN00124151
    • Experimental Optical Rotation:

      1.448 Matrix Scientific 018338
    • Experimental Flash Point:

      -17 °C Alfa Aesar
      -17 °C Biosynth Q-200912
      -17 °F (-27.2222 °C)
      Alfa Aesar H53440
      -5 °C SynQuest 72021, 1500-1-04
      -5 °C LabNetwork LN00124151
    • Experimental Gravity:

      0.781 g/mL Biosynth Q-200912
      0.781 g/mL Alfa Aesar H53440
      0.797 g/mL Matrix Scientific 018338
      0.781 g/mL SynQuest 1500-1-04
      0.781 g/mL Fluorochem
      0.781 g/l Fluorochem 358398
    • Experimental Refraction Index:

      1.448 Matrix Scientific 018338
  • Miscellaneous
    • Safety:

      2-9-16-26-33-37/39-61 Alfa Aesar H53440
      3 Alfa Aesar H53440
      4-11-38-41-52/53 Alfa Aesar H53440
      Danger Alfa Aesar H53440
      Danger Biosynth Q-200912
      DANGER: FLAMMABLE, irritates skin and eyes Alfa Aesar H53440
      GHS02; GHS05 Biosynth Q-200912
      H225; H314; EUH014 Biosynth Q-200912
      H225-H318-H315-H412 Alfa Aesar H53440
      Highly Flammable/Irritant/Corrosive/Keep Cold SynQuest 1500-1-04
      IRRITANT, FLAMMABLE Matrix Scientific 018338
      P210; P280; P305+P351+P338; P310 Biosynth Q-200912
      P210-P280-P303+P361+P353-P305+P351+P338-P403+P235-P501a Alfa Aesar H53440
  • Gas Chromatography
    • Retention Index (Kovats):

      518 (estimated with error: 39) NIST Spectra mainlib_283801

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

Density: 0.9±0.1 g/cm3
Boiling Point: 31.4±7.0 °C at 760 mmHg
Vapour Pressure: 604.5±0.0 mmHg at 25°C
Enthalpy of Vaporization: 26.5±0.8 kJ/mol
Flash Point: -44.6±12.3 °C
Index of Refraction: 1.455
Molar Refractivity: 20.9±0.4 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 1.36
ACD/LogD (pH 5.5): 1.55
ACD/BCF (pH 5.5): 8.90
ACD/KOC (pH 5.5): 166.46
ACD/LogD (pH 7.4): 1.55
ACD/BCF (pH 7.4): 8.90
ACD/KOC (pH 7.4): 166.46
Polar Surface Area: 0 Å2
Polarizability: 8.3±0.5 10-24cm3
Surface Tension: 28.4±5.0 dyne/cm
Molar Volume: 77.1±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) = 1.84

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 59.42 (Adapted Stein & Brown method)
 Melting Pt (deg C): -70.55 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 215 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 1064
 log Kow used: 1.84 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 2057.7 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.25E-002 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 1.757E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.84 (KowWin est)
 Log Kaw used: -0.292 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 2.132
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.7161
 Biowin2 (Non-Linear Model) : 0.8880
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 3.0531 (weeks )
 Biowin4 (Primary Survey Model) : 3.7524 (days )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.5674
 Biowin6 (MITI Non-Linear Model): 0.7233
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.6355
 Ready Biodegradability Prediction: YES

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 0.6945
 BioHC Half-Life (days) : 4.9490

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 2.83E+004 Pa (212 mm Hg)
 Log Koa (Koawin est ): 2.132
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1.06E-010 
 Octanol/air (Koa) model: 3.33E-011 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 3.83E-009 
 Mackay model : 8.49E-009 
 Octanol/air (Koa) model: 2.66E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 7.1152 E-12 cm3/molecule-sec
 Half-Life = 1.503 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 18.039 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): 6.16E-009 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 82.53
 Log Koc: 1.917 

 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 = 0.716 (BCF = 5.204)
 log Kow used: 1.84 (estimated)

 Volatilization from Water:
 Henry LC: 0.0125 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 0.8677 hours (52.06 min)
 Half-Life from Model Lake : 77.64 hours (3.235 days)

 Removal In Wastewater Treatment:
 Total removal: 83.06 percent
 Total biodegradation: 0.03 percent
 Total sludge adsorption: 0.69 percent
 Total to Air: 82.34 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 28.5 35.9 1000 
 Water 64.2 360 1000 
 Soil 7.12 720 1000 
 Sediment 0.193 3.24e+003 0 
 Persistence Time: 97.1 hr




 

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