ChemSpider 2D Image | Ethyl 2-pentynoate | C7H10O2

Ethyl 2-pentynoate

  • Molecular FormulaC7H10O2
  • Average mass126.153 Da
  • Monoisotopic mass126.068077 Da
  • ChemSpider ID89591

More details:

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

259-588-4 [EINECS]
2-Pentynoate d'éthyle [French] [ACD/IUPAC Name]
2-Pentynoic acid, ethyl ester [ACD/Index Name]
55314-57-3 [RN]
Ethyl 2-pentynoate [ACD/IUPAC Name]
ethyl pent-2-ynoate
Ethyl-2-pentinoat [German] [ACD/IUPAC Name]
MFCD00015221 [MDL number]
2-Pentynoic acid ethyl ester
3-Amino-6-Methoxypyridine-2-Carboxylic acid
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

632112_ALDRICH [DBID]
AI3-35772 [DBID]
CCRIS 4693 [DBID]
NSC190964 [DBID]
ZINC01732419 [DBID]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 184.4±9.0 °C at 760 mmHg
Vapour Pressure: 0.7±0.4 mmHg at 25°C
Enthalpy of Vaporization: 42.1±3.0 kJ/mol
Flash Point: 65.4±6.7 °C
Index of Refraction: 1.437
Molar Refractivity: 34.3±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 2.50
ACD/LogD (pH 5.5): 1.92
ACD/BCF (pH 5.5): 16.84
ACD/KOC (pH 5.5): 262.66
ACD/LogD (pH 7.4): 1.92
ACD/BCF (pH 7.4): 16.84
ACD/KOC (pH 7.4): 262.66
Polar Surface Area: 26 Å2
Polarizability: 13.6±0.5 10-24cm3
Surface Tension: 32.9±3.0 dyne/cm
Molar Volume: 130.9±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) =  1.62

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  164.17  (Adapted Stein & Brown method)
    Melting Pt (deg C):  13.06  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.06  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  3919
       log Kow used: 1.62 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  4399.8 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.73E-005  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.726E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.62  (KowWin est)
  Log Kaw used:  -2.630  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.250
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8617
   Biowin2 (Non-Linear Model)     :   0.9950
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0606  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8947  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7802
   Biowin6 (MITI Non-Linear Model):   0.9027
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.9008
 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):  251 Pa (1.88 mm Hg)
  Log Koa (Koawin est  ): 4.250
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.2E-008 
       Octanol/air (Koa) model:  4.37E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  4.32E-007 
       Mackay model           :  9.57E-007 
       Octanol/air (Koa) model:  3.49E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  12.2130 E-12 cm3/molecule-sec
      Half-Life =     0.876 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    10.509 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.003000 E-17 cm3/molecule-sec
      Half-Life =   382.000 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 6.95E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  40.3
      Log Koc:  1.605 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  4.762E-001  L/mol-sec
  Kb Half-Life at pH 8:      16.845  days   
  Kb Half-Life at pH 7:     168.454  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.549 (BCF = 3.54)
       log Kow used: 1.62 (estimated)

 Volatilization from Water:
    Henry LC:  5.73E-005 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      12.62  hours
    Half-Life from Model Lake :      231.9  hours   (9.662 days)

 Removal In Wastewater Treatment:
    Total removal:               4.92  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.87  percent
    Total to Air:                2.96  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       3.3             21           1000       
   Water     36.7            360          1000       
   Soil      59.9            720          1000       
   Sediment  0.0935          3.24e+003    0          
     Persistence Time: 326 hr

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