ChemSpider 2D Image | Henicosyl methacrylate | C25H48O2

Henicosyl methacrylate

  • Molecular FormulaC25H48O2
  • Average mass380.647 Da
  • Monoisotopic mass380.365417 Da
  • ChemSpider ID2284393

More details:






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

256-224-6 [EINECS]
2-Propenoic acid, 2-methyl-, heneicosyl ester [ACD/Index Name]
Henicosyl methacrylate [ACD/IUPAC Name]
Henicosylmethacrylat [German] [ACD/IUPAC Name]
Méthacrylate d'hénicosyle [French] [ACD/IUPAC Name]
45296-31-9 [RN]
HENICOSYL 2-METHYLPROP-2-ENOATE

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

Density: 0.9±0.1 g/cm3
Boiling Point: 455.5±14.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 71.5±3.0 kJ/mol
Flash Point: 208.0±8.4 °C
Index of Refraction: 1.455
Molar Refractivity: 119.2±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 22
#Rule of 5 Violations: 1
ACD/LogP: 11.97
ACD/LogD (pH 5.5): 10.83
ACD/BCF (pH 5.5): 1000000.00
ACD/KOC (pH 5.5): 10000000.00
ACD/LogD (pH 7.4): 10.83
ACD/BCF (pH 7.4): 1000000.00
ACD/KOC (pH 7.4): 10000000.00
Polar Surface Area: 26 Å2
Polarizability: 47.3±0.5 10-24cm3
Surface Tension: 30.9±3.0 dyne/cm
Molar Volume: 439.6±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) =  11.10

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  414.58  (Adapted Stein & Brown method)
    Melting Pt (deg C):  126.68  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.55E-007  (Modified Grain method)
    Subcooled liquid VP: 3.67E-006 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):  1.344e-006
       log Kow used: 11.10 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.5104e-006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.19E-002  atm-m3/mole
   Group Method:   2.81E-001  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.323E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  11.10  (KowWin est)
  Log Kaw used:  0.234  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.866
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8489
   Biowin2 (Non-Linear Model)     :   0.9714
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7965  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7966  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.9249
   Biowin6 (MITI Non-Linear Model):   0.9351
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.9038
 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):  0.000489 Pa (3.67E-006 mm Hg)
  Log Koa (Koawin est  ): 10.866
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00613 
       Octanol/air (Koa) model:  0.018 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.181 
       Mackay model           :  0.329 
       Octanol/air (Koa) model:  0.591 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  46.7151 E-12 cm3/molecule-sec
      Half-Life =     0.229 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.748 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): 0.255 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.103E+006
      Log Koc:  6.323 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.215E-003  L/mol-sec
  Kb Half-Life at pH 8:      18.080  years  
  Kb Half-Life at pH 7:     180.797  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 11.10 (estimated)

 Volatilization from Water:
    Henry LC:  0.281 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      1.995  hours
    Half-Life from Model Lake :      185.4  hours   (7.723 days)

 Removal In Wastewater Treatment:
    Total removal:              94.04  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.26  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       0.156           4.48         1000       
   Water     3.71            360          1000       
   Soil      28.5            720          1000       
   Sediment  67.6            3.24e+003    0          
     Persistence Time: 1.25e+003 hr




                    

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