Dimethyl carbate C11H14O4 structure – Flashcards

Flashcard maker : Jacob Herring

Molecular Formula C11H14O4
Average mass 210.227 Da
Density 1.2±0.1 g/cm3
Boiling Point 284.6±40.0 °C at 760 mmHg
Flash Point 137.5±25.7 °C
Molar Refractivity 51.8±0.3 cm3
Polarizability 20.6±0.5 10-24cm3
Surface Tension 41.9±3.0 dyne/cm
Molar Volume 173.7±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      38 °C Jean-Claude Bradley Open Melting Point Dataset 22597
    • Experimental Boiling Point:

      150-152 deg C / 20 mm (293.317-295.9326 °C / 760 mmHg)
      Alfa Aesar
      150-152 °C / 20 mm (293.317-295.9326 °C / 760 mmHg)
      Alfa Aesar L08664
      150-152 °C / 20 mm (293.317-295.9326 °C / 760 mmHg)
      LabNetwork LN01325145
  • Miscellaneous
    • Safety:

      22-36/38 Alfa Aesar L08664
      26-36/37 Alfa Aesar L08664
      H302-H315-H319 Alfa Aesar L08664
      HARMFUL / IRRITANT Alfa Aesar L08664
      P280-P305+P351+P338-P362-P301+P312-P321-P501a Alfa Aesar L08664
      Warning Alfa Aesar L08664
      WARNING: Irritates skin and eyes, harmful if swallowed Alfa Aesar L08664
  • Gas Chromatography
    • Retention Index (Kovats):

      1379 (estimated with error: 47) NIST Spectra mainlib_352615, mainlib_343675, replib_264369, replib_197085

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

Density: 1.2±0.1 g/cm3
Boiling Point: 284.6±40.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.6 mmHg at 25°C
Enthalpy of Vaporization: 52.4±3.0 kJ/mol
Flash Point: 137.5±25.7 °C
Index of Refraction: 1.509
Molar Refractivity: 51.8±0.3 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 1.20
ACD/LogD (pH 5.5): 1.90
ACD/BCF (pH 5.5): 16.45
ACD/KOC (pH 5.5): 258.36
ACD/LogD (pH 7.4): 1.90
ACD/BCF (pH 7.4): 16.45
ACD/KOC (pH 7.4): 258.36
Polar Surface Area: 53 Å2
Polarizability: 20.6±0.5 10-24cm3
Surface Tension: 41.9±3.0 dyne/cm
Molar Volume: 173.7±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) = 1.78

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 244.08 (Adapted Stein & Brown method)
 Melting Pt (deg C): -25.64 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.0275 (Modified Grain method)
 MP (exp database): 38 deg C
 BP (exp database): 137 @ 12.5 mm Hg deg C
 Subcooled liquid VP: 0.036 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 1160
 log Kow used: 1.78 (estimated)
 no-melting pt equation used
 Water Sol (Exper. database match) = 1.32e+004 mg/L (35 deg C)
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 806.76 mg/L
 Wat Sol (Exper. database match) = 13200.00
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 3.91E-007 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 6.558E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.78 (KowWin est)
 Log Kaw used: -4.796 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 6.576
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.9958
 Biowin2 (Non-Linear Model) : 0.9997
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 3.0150 (weeks )
 Biowin4 (Primary Survey Model) : 4.0023 (days )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.8569
 Biowin6 (MITI Non-Linear Model): 0.7620
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.9114
 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): 4.8 Pa (0.036 mm Hg)
 Log Koa (Koawin est ): 6.576
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 6.25E-007 
 Octanol/air (Koa) model: 9.25E-007 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 2.26E-005 
 Mackay model : 5E-005 
 Octanol/air (Koa) model: 7.4E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 60.9830 E-12 cm3/molecule-sec
 Half-Life = 0.175 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 2.105 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 20.000000 E-17 cm3/molecule-sec
 Half-Life = 0.057 Days (at 7E11 mol/cm3)
 Half-Life = 1.375 Hrs
 Fraction sorbed to airborne particulates (phi): 3.63E-005 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 67
 Log Koc: 1.826 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
 Total Kb for pH > 8 at 25 deg C : 1.074E-001 L/mol-sec
 Kb Half-Life at pH 8: 74.723 days 
 Kb Half-Life at pH 7: 2.046 years 

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
 Log BCF from regression-based method = 0.674 (BCF = 4.72)
 log Kow used: 1.78 (estimated)

 Volatilization from Water:
 Henry LC: 3.91E-007 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 2173 hours (90.53 days)
 Half-Life from Model Lake : 2.382E+004 hours (992.6 days)

 Removal In Wastewater Treatment:
 Total removal: 2.11 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.99 percent
 Total to Air: 0.02 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.127 1.04 1000 
 Water 34.7 360 1000 
 Soil 65 720 1000 
 Sediment 0.0994 3.24e+003 0 
 Persistence Time: 400 hr




 

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