ChemSpider 2D Image | 24-Methylhexacosanoic acid | C27H54O2

24-Methylhexacosanoic acid

  • Molecular FormulaC27H54O2
  • Average mass410.716 Da
  • Monoisotopic mass410.412384 Da
  • ChemSpider ID21237827

More details:

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

24-Methylhexacosanoic acid [ACD/IUPAC Name]
24-Methylhexacosansäure [German] [ACD/IUPAC Name]
Acide 24-méthylhexacosanoïque [French] [ACD/IUPAC Name]
Hexacosanoic acid, 24-methyl- [ACD/Index Name]

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

Density: 0.9±0.1 g/cm3
Boiling Point: 521.0±18.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.9 mmHg at 25°C
Enthalpy of Vaporization: 86.9±6.0 kJ/mol
Flash Point: 296.3±9.6 °C
Index of Refraction: 1.461
Molar Refractivity: 128.7±0.3 cm3
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 24
#Rule of 5 Violations: 1
ACD/LogP: 12.81
ACD/LogD (pH 5.5): 9.85
ACD/BCF (pH 5.5): 1000000.00
ACD/KOC (pH 5.5): 2365078.50
ACD/LogD (pH 7.4): 8.06
ACD/BCF (pH 7.4): 187187.31
ACD/KOC (pH 7.4): 37941.79
Polar Surface Area: 37 Å2
Polarizability: 51.0±0.5 10-24cm3
Surface Tension: 33.1±3.0 dyne/cm
Molar Volume: 469.2±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) =  12.29

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  479.48  (Adapted Stein & Brown method)
    Melting Pt (deg C):  186.35  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.86E-009  (Modified Grain method)
    Subcooled liquid VP: 9.03E-008 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):  2.08e-007
       log Kow used: 12.29 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  4.1073e-007 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Surfactants-anionic-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.53E-004  atm-m3/mole
   Group Method:   1.99E-003  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  4.833E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  12.29  (KowWin est)
  Log Kaw used:  -1.574  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.864
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6247
   Biowin2 (Non-Linear Model)     :   0.1015
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6561  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6407  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7581
   Biowin6 (MITI Non-Linear Model):   0.8349
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.2956
 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):  1.2E-005 Pa (9.03E-008 mm Hg)
  Log Koa (Koawin est  ): 13.864
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.249 
       Octanol/air (Koa) model:  17.9 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.9 
       Mackay model           :  0.952 
       Octanol/air (Koa) model:  0.999 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  35.4740 E-12 cm3/molecule-sec
      Half-Life =     0.302 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.618 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.926 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.531E+006
      Log Koc:  6.403 

 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: 12.29 (estimated)

 Volatilization from Water:
    Henry LC:  0.00199 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      2.664  hours
    Half-Life from Model Lake :        199  hours   (8.292 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       0.0755          7.24         1000       
   Water     1.82            900          1000       
   Soil      31.1            1.8e+003     1000       
   Sediment  67              8.1e+003     0          
     Persistence Time: 3.31e+003 hr

Click to predict properties on the Chemicalize site


Advertisement