ChemSpider 2D Image | Ethyl 3,5-dimethyl-1H-pyrazole-4-carboxylate | C8H12N2O2

Ethyl 3,5-dimethyl-1H-pyrazole-4-carboxylate

  • Molecular FormulaC8H12N2O2
  • Average mass168.193 Da
  • Monoisotopic mass168.089874 Da
  • ChemSpider ID186783

More details:






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

1H-Pyrazole-4-carboxylic acid, 3,5-dimethyl-, ethyl ester [ACD/Index Name]
3,5-Diméthyl-1H-pyrazole-4-carboxylate d'éthyle [French] [ACD/IUPAC Name]
3,5-DIMETHYL-1H-PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER
35691-93-1 [RN]
Ethyl 3,5-dimethyl-1H-pyrazole-4-carboxylate [ACD/IUPAC Name]
Ethyl-3,5-dimethyl-1H-pyrazol-4-carboxylat [German] [ACD/IUPAC Name]
[35691-93-1]
3,5-Dimethyl-4-(ethoxycarbonyl)-1H-pyrazole
3,5-dimethyl-4-ethoxycarbonylpyrazole
3,5-dimethyl-4-pyrazolecarboxylicaciethylester
More...

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

MFCD00159638 [DBID]
BRN 0123695 [DBID]
Maybridge1_007838 [DBID]
ZINC00109930 [DBID]

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

Density: 1.1±0.1 g/cm3
Boiling Point: 284.8±35.0 °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: 126.0±25.9 °C
Index of Refraction: 1.518
Molar Refractivity: 44.8±0.3 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 2.17
ACD/LogD (pH 5.5): 1.86
ACD/BCF (pH 5.5): 15.19
ACD/KOC (pH 5.5): 244.01
ACD/LogD (pH 7.4): 1.86
ACD/BCF (pH 7.4): 15.20
ACD/KOC (pH 7.4): 244.14
Polar Surface Area: 55 Å2
Polarizability: 17.8±0.5 10-24cm3
Surface Tension: 44.0±3.0 dyne/cm
Molar Volume: 147.9±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) =  1.48

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  304.13  (Adapted Stein & Brown method)
    Melting Pt (deg C):  84.63  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.000421  (Modified Grain method)
    Subcooled liquid VP: 0.00157 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):  3419
       log Kow used: 1.48 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  12821 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.85E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.725E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.48  (KowWin est)
  Log Kaw used:  -5.803  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.283
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9510
   Biowin2 (Non-Linear Model)     :   0.9971
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8180  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6970  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6882
   Biowin6 (MITI Non-Linear Model):   0.7649
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2108
 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):  0.209 Pa (0.00157 mm Hg)
  Log Koa (Koawin est  ): 7.283
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.43E-005 
       Octanol/air (Koa) model:  4.71E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000517 
       Mackay model           :  0.00115 
       Octanol/air (Koa) model:  0.000377 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  37.9337 E-12 cm3/molecule-sec
      Half-Life =     0.282 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.384 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.000831 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  22.97
      Log Koc:  1.361 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  3.776E-002  L/mol-sec
  Kb Half-Life at pH 8:     212.462  days   
  Kb Half-Life at pH 7:       5.817  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.439 (BCF = 2.749)
       log Kow used: 1.48 (estimated)

 Volatilization from Water:
    Henry LC:  3.85E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.972E+004  hours   (821.8 days)
    Half-Life from Model Lake : 2.153E+005  hours   (8970 days)

 Removal In Wastewater Treatment:
    Total removal:               1.97  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.87  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       0.4             6.77         1000       
   Water     33.9            360          1000       
   Soil      65.6            720          1000       
   Sediment  0.0798          3.24e+003    0          
     Persistence Time: 482 hr




                    

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