(Z)-3-Methyl-2-pentene C6H12 structure – Flashcards

Flashcard maker : Darren Farr

Molecular Formula C6H12
Average mass 84.160 Da
Density 0.7±0.1 g/cm3
Boiling Point 64.6±7.0 °C at 760 mmHg
Flash Point -6.7±0.0 °C
Molar Refractivity 29.7±0.3 cm3
Polarizability 11.8±0.5 10-24cm3
Surface Tension 19.5±3.0 dyne/cm
Molar Volume 121.0±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Boiling Point:

      67-68 °C Oxford University Chemical Safety Data (No longer updated) More details
    • Experimental Flash Point:

      -27 °C Oxford University Chemical Safety Data (No longer updated) More details
  • Miscellaneous
    • Appearance:

      colourless liquid Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable. Highly flammable. Incompatible with strong oxidizing agents. Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      Safety glasses, good ventilation. Remove sources ofignition from the working area. Oxford University Chemical Safety Data (No longer updated) More details
  • Gas Chromatography
    • Retention Index (Kovats):

      603 (estimated with error: 39) NIST Spectra mainlib_114483, replib_490, replib_19320, replib_151308

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

Density: 0.7±0.1 g/cm3
Boiling Point: 64.6±7.0 °C at 760 mmHg
Vapour Pressure: 175.6±0.1 mmHg at 25°C
Enthalpy of Vaporization: 29.4±0.8 kJ/mol
Flash Point: -6.7±0.0 °C
Index of Refraction: 1.406
Molar Refractivity: 29.7±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 3.45
ACD/LogD (pH 5.5): 2.88
ACD/BCF (pH 5.5): 90.91
ACD/KOC (pH 5.5): 878.16
ACD/LogD (pH 7.4): 2.88
ACD/BCF (pH 7.4): 90.91
ACD/KOC (pH 7.4): 878.16
Polar Surface Area: 0 Å2
Polarizability: 11.8±0.5 10-24cm3
Surface Tension: 19.5±3.0 dyne/cm
Molar Volume: 121.0±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) = 3.13

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 72.41 (Adapted Stein & Brown method)
 Melting Pt (deg C): -103.10 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 156 (Mean VP of Antoine & Grain methods)
 MP (exp database): -134.8 deg C
 BP (exp database): 67.7 deg C
 VP (exp database): 1.57E+02 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 79.26
 log Kow used: 3.13 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 123.56 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 5.00E-001 atm-m3/mole
 Group Method: 3.88E-001 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 2.180E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 3.13 (KowWin est)
 Log Kaw used: 1.311 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 1.819
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.7075
 Biowin2 (Non-Linear Model) : 0.8598
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 3.0132 (weeks )
 Biowin4 (Primary Survey Model) : 3.7263 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.5186
 Biowin6 (MITI Non-Linear Model): 0.6485
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.5498
 Ready Biodegradability Prediction: YES

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 0.2589
 BioHC Half-Life (days) : 1.8150

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 2.09E+004 Pa (157 mm Hg)
 Log Koa (Koawin est ): 1.819
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1.43E-010 
 Octanol/air (Koa) model: 1.62E-011 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 5.18E-009 
 Mackay model : 1.15E-008 
 Octanol/air (Koa) model: 1.29E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 88.2733 E-12 cm3/molecule-sec
 Half-Life = 0.121 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 1.454 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 43.000000 E-17 cm3/molecule-sec
 Half-Life = 0.027 Days (at 7E11 mol/cm3)
 Half-Life = 38.378 Min
 Reaction With Nitrate Radicals May Be Important!
 Fraction sorbed to airborne particulates (phi): 8.32E-009 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 130.8
 Log Koc: 2.117 

 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 = 1.709 (BCF = 51.23)
 log Kow used: 3.13 (estimated)

 Volatilization from Water:
 Henry LC: 0.5 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 0.9372 hours (56.23 min)
 Half-Life from Model Lake : 87.15 hours (3.631 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
 Total removal: 99.49 percent
 Total biodegradation: 0.03 percent
 Total sludge adsorption: 3.29 percent
 Total to Air: 96.18 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.884 0.5 1000 
 Water 92.8 360 1000 
 Soil 4.33 720 1000 
 Sediment 1.98 3.24e+003 0 
 Persistence Time: 66.2 hr




 

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