2,5-Dimethoxytetrahydrofuran C6H12O3 structure – Flashcards

Flashcard maker : Candace Young

Molecular Formula C6H12O3
Average mass 132.158 Da
Density 1.0±0.1 g/cm3
Boiling Point 145.7±0.0 °C at 760 mmHg
Flash Point 35.0±0.0 °C
Molar Refractivity 33.0±0.4 cm3
Polarizability 13.1±0.5 10-24cm3
Surface Tension 28.0±5.0 dyne/cm
Molar Volume 129.4±5.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Predicted – Mcule
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      -45 °C Alfa Aesar
      -45 °C Alfa Aesar A11687
      -45 °C SynQuest 2H08-1-07
    • Experimental Boiling Point:

      145-147 °C Alfa Aesar
      145-147 °C Alfa Aesar A11687
      145-148 °C SynQuest 2H08-1-07
    • Experimental Flash Point:

      35 °C Alfa Aesar
      35 °C Alfa Aesar
      35 °F (1.6667 °C)
      Alfa Aesar A11687
      35 °C SynQuest 2H08-1-07
    • Experimental Gravity:

      20 g/mL Merck Millipore 1443
      20 g/l Merck Millipore 1443, 802961
      1.02 g/mL Alfa Aesar A11687
      1.021 g/mL SynQuest 2H08-1-07
      1.03 g/mL Fluorochem
      1.03 g/l Fluorochem 133100
    • Experimental Refraction Index:

      1.418 Alfa Aesar A11687
  • Miscellaneous
    • Appearance:

      Not Available Novochemy
      [NC-30438]
    • Safety:

      10-20-36/37/38 Alfa Aesar A11687
      20/21/22 Novochemy
      [NC-30438]
      20/21/36/37/39 Novochemy
      [NC-30438]
      3 Alfa Aesar A11687
      7-26-33-37-43 Alfa Aesar A11687
      Danger Alfa Aesar A11687
      DANGER: FLAMMABLE, irritates skin and eyes Alfa Aesar A11687
      Flammable/Harmful/Irritant/Air Sensitive/Store under Argon SynQuest 2H08-1-07
      GHS07; GHS09 Novochemy
      [NC-30438]
      H304; H403 Novochemy
      [NC-30438]
      H330-H226-H302-H315-H319-H335 Alfa Aesar A11687
      P102; P210; P262; P270; P302+P352; P308+P313 Novochemy
      [NC-30438]
      P210-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a Alfa Aesar A11687
      R22 Novochemy
      [NC-30438]
      Warning Novochemy
      [NC-30438]
  • Gas Chromatography
    • Retention Index (Kovats):

      863 (estimated with error: 68) NIST Spectra mainlib_230670, replib_249665, replib_69541
    • Retention Index (Normal Alkane):

      887.9 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 280 C; End time: 10 min; Start time: 0.5 min; CAS no: 696593; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Guillen, M.D.; Manzanos, M.J., Study of the volatile composition of an aqueous oak smoke preparation, Food Chem., 79, 2002, 283-292.) NIST Spectra nist ri
      896.3 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 280 C; End time: 10 min; Start time: 0.5 min; CAS no: 696593; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Guillen, M.D.; Manzanos, M.J., Study of the volatile composition of an aqueous oak smoke preparation, Food Chem., 79, 2002, 283-292.) NIST Spectra nist ri

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

Density: 1.0±0.1 g/cm3
Boiling Point: 145.7±0.0 °C at 760 mmHg
Vapour Pressure: 6.1±0.2 mmHg at 25°C
Enthalpy of Vaporization: 36.7±3.0 kJ/mol
Flash Point: 35.0±0.0 °C
Index of Refraction: 1.423
Molar Refractivity: 33.0±0.4 cm3
#H bond acceptors: 3
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -0.83
ACD/LogD (pH 5.5): 0.08
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 26.46
ACD/LogD (pH 7.4): 0.08
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 26.46
Polar Surface Area: 28 Å2
Polarizability: 13.1±0.5 10-24cm3
Surface Tension: 28.0±5.0 dyne/cm
Molar Volume: 129.4±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) = 0.27

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 151.81 (Adapted Stein & Brown method)
 Melting Pt (deg C): -31.56 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 6.21 (Mean VP of Antoine & Grain methods)
 BP (exp database): 145.7 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 5.343e+004
 log Kow used: 0.27 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 2.1964e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 5.79E-008 atm-m3/mole
 Group Method: 6.89E-007 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 2.021E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 0.27 (KowWin est)
 Log Kaw used: -5.626 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 5.896
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : -0.3575
 Biowin2 (Non-Linear Model) : 0.0001
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8811 (weeks )
 Biowin4 (Primary Survey Model) : 3.6278 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.3885
 Biowin6 (MITI Non-Linear Model): 0.2045
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.2559
 Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
 Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 761 Pa (5.71 mm Hg)
 Log Koa (Koawin est ): 5.896
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 3.94E-009 
 Octanol/air (Koa) model: 1.93E-007 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 1.42E-007 
 Mackay model : 3.15E-007 
 Octanol/air (Koa) model: 1.55E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 14.6468 E-12 cm3/molecule-sec
 Half-Life = 0.730 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 8.763 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 2.29E-007 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 1
 Log Koc: 0.000 

 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 = 0.500 (BCF = 3.162)
 log Kow used: 0.27 (estimated)

 Volatilization from Water:
 Henry LC: 5.79E-008 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1.163E+004 hours (484.4 days)
 Half-Life from Model Lake : 1.269E+005 hours (5289 days)

 Removal In Wastewater Treatment:
 Total removal: 1.86 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.76 percent
 Total to Air: 0.00 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.822 17.5 1000 
 Water 41.6 360 1000 
 Soil 57.5 720 1000 
 Sediment 0.0774 3.24e+003 0 
 Persistence Time: 459 hr




 

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