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ChemSpider 2D Image | methyl 3-oxo-1,2-oxazole-5-carboxylate | C5H5NO4

methyl 3-oxo-1,2-oxazole-5-carboxylate

  • Molecular FormulaC5H5NO4
  • Average mass143.098 Da
  • Monoisotopic mass143.021851 Da
  • ChemSpider ID2006713

More details:

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

10068-07-2 [RN]
3-Hydroxyisoxazole-5-carboxylic acid methyl ester
METHYL 3-HYDROXY-5-ISOXAZOLECARBOXYLATE
methyl 3-oxo-1,2-oxazole-5-carboxylate
[10068-07-2] [RN]
233666-91-6 [RN]
3-hydroxy-isoxazole-5-carboxylic acid methyl ester
5-Isoxazolecarboxylic acid, 2,3-dihydro-3-oxo-, methyl ester [ACD/Index Name]
95%
AGN-PC-0KK0CN
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

MFCD00062870 [DBID]
CCRIS 4693 [DBID]

    Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

    Density: 1.4±0.1 g/cm3
    Boiling Point: 332.9±22.0 °C at 760 mmHg
    Vapour Pressure: 0.0±0.8 mmHg at 25°C
    Enthalpy of Vaporization: 59.9±3.0 kJ/mol
    Flash Point: 155.1±22.3 °C
    Index of Refraction: 1.507
    Molar Refractivity: 30.3±0.3 cm3
    #H bond acceptors: 5
    #H bond donors: 1
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 0.41
    ACD/LogD (pH 5.5): 0.54
    ACD/BCF (pH 5.5): 1.51
    ACD/KOC (pH 5.5): 46.60
    ACD/LogD (pH 7.4): 0.23
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 22.74
    Polar Surface Area: 73 Å2
    Polarizability: 12.0±0.5 10-24cm3
    Surface Tension: 53.5±3.0 dyne/cm
    Molar Volume: 101.8±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) =  -0.17

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  310.07  (Adapted Stein & Brown method)
    Melting Pt (deg C):  102.05  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.000202  (Modified Grain method)
    Subcooled liquid VP: 0.00114 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):  1.131e+005
       log Kow used: -0.17 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.06E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.363E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.17  (KowWin est)
  Log Kaw used:  -8.363  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.193
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8536
   Biowin2 (Non-Linear Model)     :   0.9937
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0231  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8702  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6368
   Biowin6 (MITI Non-Linear Model):   0.7086
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8548
 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):  0.152 Pa (0.00114 mm Hg)
  Log Koa (Koawin est  ): 8.193
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.97E-005 
       Octanol/air (Koa) model:  3.83E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000712 
       Mackay model           :  0.00158 
       Octanol/air (Koa) model:  0.00305 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  16.3629 E-12 cm3/molecule-sec
      Half-Life =     0.654 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     7.844 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.175000 E-17 cm3/molecule-sec
      Half-Life =     6.549 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 0.00114 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10.52
      Log Koc:  1.022 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.069E-003  L/mol-sec
  Kb Half-Life at pH 8:      10.614  years  
  Kb Half-Life at pH 7:     106.143  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -0.17 (estimated)

 Volatilization from Water:
    Henry LC:  1.06E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 6.607E+006  hours   (2.753E+005 days)
    Half-Life from Model Lake : 7.208E+007  hours   (3.003E+006 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  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       0.00249         14.3         1000       
   Water     38.7            360          1000       
   Soil      61.3            720          1000       
   Sediment  0.0712          3.24e+003    0          
     Persistence Time: 581 hr

    Click to predict properties on the Chemicalize site


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