1-Ethoxypropane C5H12O structure – Flashcards

Flashcard maker : Elizabeth Mcdonald

C5H12O structure
Molecular Formula C5H12O
Average mass 88.148 Da
Density 0.8±0.1 g/cm3
Boiling Point 63.9±3.0 °C at 760 mmHg
Flash Point -18.6±5.7 °C
Molar Refractivity 27.0±0.3 cm3
Polarizability 10.7±0.5 10-24cm3
Surface Tension 20.8±3.0 dyne/cm
Molar Volume 117.4±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      -127 °C Jean-Claude Bradley Open Melting Point Dataset 13240
      -127.5 °C Jean-Claude Bradley Open Melting Point Dataset 19068
  • Gas Chromatography
    • Retention Index (Kovats):

      594 (estimated with error: 68) NIST Spectra mainlib_233229, replib_60780, replib_291710
    • Retention Index (Normal Alkane):

      590 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 628320; Active phase: Polydimethyl siloxanes; Data type: Normal alkane RI; Authors: Zenkevich, I.G.; Chupalov, A.A.; Herzschuh, R., Correlation of the Increments of Gas Chromatographic Retention Indices with the Differences of Innermolecular Energies of Reagents and Products of Chemical Reactions, Zh. Org. Khim. (Rus.), 32(11), 1996, 1685-1691, In original 1685-1691.) NIST Spectra nist ri
      566.5 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column type: Packed; CAS no: 628320; Active phase: Apiezon L; Data type: Normal alkane RI; Authors: Keiko, V.V.; Prokop’ev, B.V.; Kuz’menko, L.P.; Kalinina, N.A.; Modonov, V.B., The use of an additive scheme of calculation of the indices of retention in gas-liquid chromatography communication. 3. Some regularities in the manifestation of the inductive effect, Izv. Akad. Nauk Kaz. SSR Ser. Khim., 12, 1972, 2629-2633, In original 2697-2702.) NIST Spectra nist ri
      572.1 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column type: Packed; CAS no: 628320; Active phase: Squalane; Data type: Normal alkane RI; Authors: Keiko, V.V.; Prokop’ev, B.V.; Kuz’menko, L.P.; Kalinina, N.A.; Modonov, V.B., The use of an additive scheme of calculation of the indices of retention in gas-liquid chromatography communication. 3. Some regularities in the manifestation of the inductive effect, Izv. Akad. Nauk Kaz. SSR Ser. Khim., 12, 1972, 2629-2633, In original 2697-2702.) NIST Spectra nist ri

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

Density: 0.8±0.1 g/cm3
Boiling Point: 63.9±3.0 °C at 760 mmHg
Vapour Pressure: 180.7±0.1 mmHg at 25°C
Enthalpy of Vaporization: 29.3±3.0 kJ/mol
Flash Point: -18.6±5.7 °C
Index of Refraction: 1.376
Molar Refractivity: 27.0±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 1.51
ACD/LogD (pH 5.5): 1.56
ACD/BCF (pH 5.5): 8.98
ACD/KOC (pH 5.5): 167.44
ACD/LogD (pH 7.4): 1.56
ACD/BCF (pH 7.4): 8.98
ACD/KOC (pH 7.4): 167.44
Polar Surface Area: 9 Å2
Polarizability: 10.7±0.5 10-24cm3
Surface Tension: 20.8±3.0 dyne/cm
Molar Volume: 117.4±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) = 1.54

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 72.51 (Adapted Stein & Brown method)
 Melting Pt (deg C): -88.07 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 186 (Mean VP of Antoine & Grain methods)
 MP (exp database): -127.5 deg C
 BP (exp database): 63.2 deg C
 VP (exp database): 1.81E+02 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 6082
 log Kow used: 1.54 (estimated)
 no-melting pt equation used
 Water Sol (Exper. database match) = 1.84e+004 mg/L (25 deg C)
 Exper. Ref: SUZUKI,T (1991)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 16423 mg/L
 Wat Sol (Exper. database match) = 18400.00
 Exper. Ref: SUZUKI,T (1991)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 2.02E-003 atm-m3/mole
 Group Method: 1.28E-003 atm-m3/mole
 Exper Database: 1.14E-03 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 3.547E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.54 (KowWin est)
 Log Kaw used: -1.332 (exp database)
 Log Koa (KOAWIN v1.10 estimate): 2.872
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.3582
 Biowin2 (Non-Linear Model) : 0.1581
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9957 (weeks )
 Biowin4 (Primary Survey Model) : 3.7108 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.6004
 Biowin6 (MITI Non-Linear Model): 0.7687
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.4977
 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): 2.41E+004 Pa (181 mm Hg)
 Log Koa (Koawin est ): 2.872
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1.24E-010 
 Octanol/air (Koa) model: 1.83E-010 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 4.49E-009 
 Mackay model : 9.94E-009 
 Octanol/air (Koa) model: 1.46E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 16.6175 E-12 cm3/molecule-sec
 Half-Life = 0.644 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 7.724 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 7.22E-009 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 8.106
 Log Koc: 0.909 

 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 = 0.486 (BCF = 3.062)
 log Kow used: 1.54 (estimated)

 Volatilization from Water:
 Henry LC: 0.00114 atm-m3/mole (Henry experimental database)
 Half-Life from Model River: 1.44 hours
 Half-Life from Model Lake : 94.44 hours (3.935 days)

 Removal In Wastewater Treatment:
 Total removal: 33.36 percent
 Total biodegradation: 0.07 percent
 Total sludge adsorption: 1.39 percent
 Total to Air: 31.90 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 11.2 15.4 1000 
 Water 57 360 1000 
 Soil 31.6 720 1000 
 Sediment 0.138 3.24e+003 0 
 Persistence Time: 123 hr




 

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