Dipropylmalonic acid C9H16O4 structure – Flashcards

Flashcard maker : Jessica Forbes

Molecular Formula C9H16O4
Average mass 188.221 Da
Density 1.1±0.1 g/cm3
Boiling Point 345.8±25.0 °C at 760 mmHg
Flash Point 177.1±19.7 °C
Molar Refractivity 46.8±0.3 cm3
Polarizability 18.6±0.5 10-24cm3
Surface Tension 44.1±3.0 dyne/cm
Molar Volume 166.4±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Predicted – Mcule
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      158 °C TCI D0934
      154-156 °C Alfa Aesar
      154-156 °C Manchester Organics X18871
      155 °C Jean-Claude Bradley Open Melting Point Dataset 6951
      154-156 °C Alfa Aesar L06904
  • Predicted Physico-chemical Properties
    • Predicted Melting Point:

      158 °C TCI
      158 °C TCI D0934
  • Miscellaneous
    • Safety:

      26-37 Alfa Aesar L06904
      36/37/38 Alfa Aesar L06904
      H315-H319-H335 Alfa Aesar L06904
      IRRITANT Alfa Aesar L06904
      P261-P280-P305+P351+P338-P304+P340-P405-P501a Alfa Aesar L06904
      Warning Alfa Aesar L06904
      WARNING: Irritates lungs, eyes, skin Alfa Aesar L06904
  • Gas Chromatography
    • Retention Index (Kovats):

      1544 (estimated with error: 51) NIST Spectra mainlib_230995

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

Density: 1.1±0.1 g/cm3
Boiling Point: 345.8±25.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.6 mmHg at 25°C
Enthalpy of Vaporization: 64.8±6.0 kJ/mol
Flash Point: 177.1±19.7 °C
Index of Refraction: 1.475
Molar Refractivity: 46.8±0.3 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 2.26
ACD/LogD (pH 5.5): -1.22
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -1.90
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 75 Å2
Polarizability: 18.6±0.5 10-24cm3
Surface Tension: 44.1±3.0 dyne/cm
Molar Volume: 166.4±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) = 1.59

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 336.57 (Adapted Stein & Brown method)
 Melting Pt (deg C): 122.56 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 2.94E-005 (Modified Grain method)
 Subcooled liquid VP: 0.000274 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): 5463
 log Kow used: 1.59 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 3282.4 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 2.23E-011 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 1.333E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.59 (KowWin est)
 Log Kaw used: -9.040 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 10.630
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6194
 Biowin2 (Non-Linear Model) : 0.4747
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 3.3003 (days-weeks )
 Biowin4 (Primary Survey Model) : 4.1939 (days )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.7806
 Biowin6 (MITI Non-Linear Model): 0.8201
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.8202
 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): 0.0365 Pa (0.000274 mm Hg)
 Log Koa (Koawin est ): 10.630
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 8.21E-005 
 Octanol/air (Koa) model: 0.0105 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.00296 
 Mackay model : 0.00653 
 Octanol/air (Koa) model: 0.456 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 6.4983 E-12 cm3/molecule-sec
 Half-Life = 1.646 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 19.752 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 0.00474 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 116.7
 Log Koc: 2.067 

 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: 1.59 (estimated)

 Volatilization from Water:
 Henry LC: 2.23E-011 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 3.602E+007 hours (1.501E+006 days)
 Half-Life from Model Lake : 3.93E+008 hours (1.637E+007 days)

 Removal In Wastewater Treatment:
 Total removal: 2.00 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.91 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 0.000721 39.5 1000 
 Water 26.2 208 1000 
 Soil 73.7 416 1000 
 Sediment 0.061 1.87e+003 0 
 Persistence Time: 423 hr




 

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