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Search term: MF = 'C_{20}H_{28}O_{2}'

ChemSpider 2D Image | tebufelone | C20H28O2

tebufelone

  • Molecular FormulaC20H28O2
  • Average mass300.435 Da
  • Monoisotopic mass300.208923 Da
  • ChemSpider ID54575

More details:






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

1-(3,5-BIS(1,1-DIMETHYLETHYL)-4-HYDROXYPHENYL)-5-HEXYN-1-ONE
1-(3,5-Di-tert-butyl-4-hydroxyphenyl)hex-5-yn-1-one
1-[3,5-Bis(1,1-dimethylethyl)-4-hydroxyphenyl]-5-hexyn-1-one
1-[4-Hydroxy-3,5-bis(2-methyl-2-propanyl)phenyl]-5-hexin-1-on [German] [ACD/IUPAC Name]
1-[4-Hydroxy-3,5-bis(2-methyl-2-propanyl)phenyl]-5-hexyn-1-one [ACD/IUPAC Name]
1-[4-Hydroxy-3,5-bis(2-méthyl-2-propanyl)phényl]-5-hexyn-1-one [French] [ACD/IUPAC Name]
112018-00-5 [RN]
5-Hexyn-1-one, 1-[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]- [ACD/Index Name]
tebufelona [Spanish] [INN]
tebufelone [INN]
More...

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

NE 11740 [DBID]
O048K9ZFHO [DBID]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 383.6±42.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 65.7±3.0 kJ/mol
Flash Point: 163.8±20.5 °C
Index of Refraction: 1.515
Molar Refractivity: 91.3±0.3 cm3
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 1
ACD/LogP: 5.84
ACD/LogD (pH 5.5): 5.61
ACD/BCF (pH 5.5): 10800.28
ACD/KOC (pH 5.5): 26832.69
ACD/LogD (pH 7.4): 5.59
ACD/BCF (pH 7.4): 10419.40
ACD/KOC (pH 7.4): 25886.43
Polar Surface Area: 37 Å2
Polarizability: 36.2±0.5 10-24cm3
Surface Tension: 36.1±3.0 dyne/cm
Molar Volume: 302.6±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) =  5.36

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  387.32  (Adapted Stein & Brown method)
    Melting Pt (deg C):  151.38  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.95E-007  (Modified Grain method)
    Subcooled liquid VP: 3.78E-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):  1.239
       log Kow used: 5.36 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.9695 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.62E-009  atm-m3/mole
   Group Method:   6.58E-010  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  6.222E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.36  (KowWin est)
  Log Kaw used:  -6.970  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.330
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3593
   Biowin2 (Non-Linear Model)     :   0.0141
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1449  (months      )
   Biowin4 (Primary Survey Model) :   3.1249  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3027
   Biowin6 (MITI Non-Linear Model):   0.0845
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7339
 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):  0.000504 Pa (3.78E-006 mm Hg)
  Log Koa (Koawin est  ): 12.330
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00595 
       Octanol/air (Koa) model:  0.525 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.177 
       Mackay model           :  0.323 
       Octanol/air (Koa) model:  0.977 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  17.3808 E-12 cm3/molecule-sec
      Half-Life =     0.615 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     7.385 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.003000 E-17 cm3/molecule-sec
      Half-Life =   382.000 Days (at 7E11 mol/cm3)
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.25 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  4.814E+004
      Log Koc:  4.682 

 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 = 2.134 (BCF = 136)
       log Kow used: 5.36 (estimated)

 Volatilization from Water:
    Henry LC:  6.58E-010 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 1.542E+006  hours   (6.426E+004 days)
    Half-Life from Model Lake : 1.683E+007  hours   (7.01E+005 days)

 Removal In Wastewater Treatment:
    Total removal:              86.24  percent
    Total biodegradation:        0.73  percent
    Total sludge adsorption:    85.51  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       0.00276         14.7         1000       
   Water     4.66            1.44e+003    1000       
   Soil      65              2.88e+003    1000       
   Sediment  30.4            1.3e+004     0          
     Persistence Time: 4.01e+003 hr




                    

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