ChemSpider 2D Image | 3-Ethylthymidine | C12H18N2O5

3-Ethylthymidine

  • Molecular FormulaC12H18N2O5
  • Average mass270.282 Da
  • Monoisotopic mass270.121582 Da
  • ChemSpider ID140591

  • defined stereocentres - 3 of 3 defined stereocentres

More details:

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

3-Ethylthymidin [German] [ACD/IUPAC Name]
3-Ethylthymidine [ACD/IUPAC Name]
3-Éthylthymidine [French] [ACD/IUPAC Name]
Thymidine, 3-ethyl- [ACD/Index Name]
21473-40-5 [RN]
N(3)-Ethylthymidine
N3-Et-dT
N3-Ethyldeoxythymidine
N3-Ethylthymidine

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

Density: 1.4±0.1 g/cm3
Boiling Point: 465.3±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.6 mmHg at 25°C
Enthalpy of Vaporization: 83.8±6.0 kJ/mol
Flash Point: 235.2±31.5 °C
Index of Refraction: 1.570
Molar Refractivity: 65.4±0.3 cm3
#H bond acceptors: 7
#H bond donors: 2
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 1.16
ACD/LogD (pH 5.5): 0.17
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 29.41
ACD/LogD (pH 7.4): 0.17
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 29.41
Polar Surface Area: 90 Å2
Polarizability: 25.9±0.5 10-24cm3
Surface Tension: 56.5±3.0 dyne/cm
Molar Volume: 199.4±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) =  0.06

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  488.99  (Adapted Stein & Brown method)
    Melting Pt (deg C):  207.46  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.56E-012  (Modified Grain method)
    Subcooled liquid VP: 1.34E-010 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):  792.8
       log Kow used: 0.06 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.4186e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.53E-017  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.998E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.06  (KowWin est)
  Log Kaw used:  -14.841  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.901
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5890
   Biowin2 (Non-Linear Model)     :   0.1168
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9131  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7069  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3947
   Biowin6 (MITI Non-Linear Model):   0.0690
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6620
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  1.79E-008 Pa (1.34E-010 mm Hg)
  Log Koa (Koawin est  ): 14.901
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  168 
       Octanol/air (Koa) model:  195 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  85.8142 E-12 cm3/molecule-sec
      Half-Life =     0.125 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.496 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.137500 E-17 cm3/molecule-sec
      Half-Life =     1.007 Days (at 7E11 mol/cm3)
      Half-Life =     24.179 Hrs
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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: 0.06 (estimated)

 Volatilization from Water:
    Henry LC:  3.53E-017 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.727E+013  hours   (1.136E+012 days)
    Half-Life from Model Lake : 2.975E+014  hours   (1.239E+013 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       7.48e-006       2.66         1000       
   Water     38.4            360          1000       
   Soil      61.5            720          1000       
   Sediment  0.071           3.24e+003    0          
     Persistence Time: 583 hr

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