4-TERT-BUTYLSTYLENE C12H16 structure – Flashcards

Flashcard maker : Elizabeth Bates

C12H16 structure
Molecular Formula C12H16
Average mass 160.255 Da
Density 0.9±0.1 g/cm3
Boiling Point 212.6±10.0 °C at 760 mmHg
Flash Point 75.4±7.6 °C
Molar Refractivity 55.6±0.3 cm3
Polarizability 22.0±0.5 10-24cm3
Surface Tension 28.4±3.0 dyne/cm
Molar Volume 182.1±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Predicted – Mcule
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      -38 °C Alfa Aesar
      -38 °C Jean-Claude Bradley Open Melting Point Dataset 5589
      -38 °C Alfa Aesar L12356
    • Experimental Boiling Point:

      219 °C Alfa Aesar
      219 °C Alfa Aesar L12356
    • Experimental Flash Point:

      80 °C Alfa Aesar
      80 °C Alfa Aesar
      80 °F (26.6667 °C)
      Alfa Aesar L12356
      81 °C LabNetwork LN00239450
    • Experimental Gravity:

      0.884 g/mL Alfa Aesar L12356
    • Experimental Refraction Index:

      1.525 Alfa Aesar L12356
  • Miscellaneous
    • Safety:

      26-37 Alfa Aesar L12356
      36/38 Alfa Aesar L12356
      H315-H319 Alfa Aesar L12356
      IRRITANT Alfa Aesar L12356
      P280-P305+P351+P338-P362-P321-P332+P313-P337+P313 Alfa Aesar L12356
      Warning Alfa Aesar L12356
      WARNING: Irritates skin and eyes Alfa Aesar L12356
  • Gas Chromatography
    • Retention Index (Kovats):

      1210 (estimated with error: 55) NIST Spectra mainlib_118586, replib_5651, replib_158848
    • Retention Index (Normal Alkane):

      1201.3 (Program type: Complex; Column… (show more) class: Standard non-polar; Column diameter: 0.1 mm; Column length: 20 m; Column type: Capillary; Description: 40C(0.4min) =>10C/min=> 110C=>20C/min =>260C (1min); CAS no: 1746232; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.4 um; Data type: Normal alkane RI; Authors: LECO Corporation, Rapid qualitative GC/TOFMS analysis of unleaded gasoline, 2003.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 212.6±10.0 °C at 760 mmHg
Vapour Pressure: 0.3±0.2 mmHg at 25°C
Enthalpy of Vaporization: 43.1±0.8 kJ/mol
Flash Point: 75.4±7.6 °C
Index of Refraction: 1.522
Molar Refractivity: 55.6±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 4.39
ACD/LogD (pH 5.5): 4.45
ACD/BCF (pH 5.5): 1409.67
ACD/KOC (pH 5.5): 6247.93
ACD/LogD (pH 7.4): 4.45
ACD/BCF (pH 7.4): 1409.67
ACD/KOC (pH 7.4): 6247.93
Polar Surface Area: 0 Å2
Polarizability: 22.0±0.5 10-24cm3
Surface Tension: 28.4±3.0 dyne/cm
Molar Volume: 182.1±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) = 4.80

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 209.19 (Adapted Stein & Brown method)
 Melting Pt (deg C): -0.04 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.227 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 5.384
 log Kow used: 4.80 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 4.4263 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 7.14E-003 atm-m3/mole
 Group Method: 6.14E-003 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 8.891E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 4.80 (KowWin est)
 Log Kaw used: -0.535 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 5.335
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.4873
 Biowin2 (Non-Linear Model) : 0.2709
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.6329 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.4631 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.3557
 Biowin6 (MITI Non-Linear Model): 0.2540
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.3392
 Ready Biodegradability Prediction: NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 0.9377
 BioHC Half-Life (days) : 8.6644

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 27.9 Pa (0.209 mm Hg)
 Log Koa (Koawin est ): 5.335
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1.08E-007 
 Octanol/air (Koa) model: 5.31E-008 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 3.89E-006 
 Mackay model : 8.61E-006 
 Octanol/air (Koa) model: 4.25E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 30.8405 E-12 cm3/molecule-sec
 Half-Life = 0.347 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 4.162 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 2.100000 E-17 cm3/molecule-sec
 Half-Life = 0.546 Days (at 7E11 mol/cm3)
 Half-Life = 13.097 Hrs
 Fraction sorbed to airborne particulates (phi): 6.25E-006 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 3695
 Log Koc: 3.568 

 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 = 2.999 (BCF = 998.8)
 log Kow used: 4.80 (estimated)

 Volatilization from Water:
 Henry LC: 0.00614 atm-m3/mole (estimated by Group SAR Method)
 Half-Life from Model River: 1.413 hours
 Half-Life from Model Lake : 121.6 hours (5.065 days)

 Removal In Wastewater Treatment:
 Total removal: 85.38 percent
 Total biodegradation: 0.38 percent
 Total sludge adsorption: 56.04 percent
 Total to Air: 28.97 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.381 5.09 1000 
 Water 8.03 900 1000 
 Soil 79.7 1.8e+003 1000 
 Sediment 11.8 8.1e+003 0 
 Persistence Time: 982 hr




 

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