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

ChemSpider 2D Image | Dehydroabietate | C20H28O2

Dehydroabietate

  • Molecular FormulaC20H28O2
  • Average mass300.435 Da
  • Monoisotopic mass300.208923 Da
  • ChemSpider ID85184
  • defined stereocentres - 3 of 3 defined stereocentres


More details:






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

(+)-Dehydroabietic acid
1740-19-8 [RN]
1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,9,10,10a-octahydro-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aS,10aR)- [ACD/Index Name]
217-102-8 [EINECS]
Abieta-8(14),9(11),12-trien-18-oic acid [ACD/IUPAC Name]
Abieta-8(14),9(11),12-trien-18-säure [German] [ACD/IUPAC Name]
abietic acid, dehydro-
Acide abiéta-8(14),9(11),12-trién-18-oïque [French] [ACD/IUPAC Name]
Dehydroabietate
dehydroabietic acid
More...

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

0S5XP6S3AU [DBID]
C12078 [DBID]
LMPR01040111 [DBID]
NSC2952 [DBID]
UNII-0S5XP6S3AU [DBID]

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

Density: 1.1±0.1 g/cm3
Boiling Point: 425.1±34.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 71.7±3.0 kJ/mol
Flash Point: 202.5±20.3 °C
Index of Refraction: 1.540
Molar Refractivity: 89.1±0.3 cm3
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 1
ACD/LogP: 6.35
ACD/LogD (pH 5.5): 5.02
ACD/BCF (pH 5.5): 2347.04
ACD/KOC (pH 5.5): 4996.17
ACD/LogD (pH 7.4): 3.22
ACD/BCF (pH 7.4): 37.01
ACD/KOC (pH 7.4): 78.78
Polar Surface Area: 37 Å2
Polarizability: 35.3±0.5 10-24cm3
Surface Tension: 39.8±3.0 dyne/cm
Molar Volume: 283.7±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) =  6.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  403.25  (Adapted Stein & Brown method)
    Melting Pt (deg C):  159.73  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.88E-007  (Modified Grain method)
    Subcooled liquid VP: 6.93E-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):  0.08161
       log Kow used: 6.52 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.13468 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.78E-007  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.395E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  6.52  (KowWin est)
  Log Kaw used:  -5.138  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.658
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4187
   Biowin2 (Non-Linear Model)     :   0.0518
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3259  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3559  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1869
   Biowin6 (MITI Non-Linear Model):   0.0561
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.8939
 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):  0.000924 Pa (6.93E-006 mm Hg)
  Log Koa (Koawin est  ): 11.658
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00325 
       Octanol/air (Koa) model:  0.112 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.105 
       Mackay model           :  0.206 
       Octanol/air (Koa) model:  0.899 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  27.3301 E-12 cm3/molecule-sec
      Half-Life =     0.391 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.696 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.156 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.199E+004
      Log Koc:  4.342 

 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 = 1.750 (BCF = 56.23)
       log Kow used: 6.52 (estimated)

 Volatilization from Water:
    Henry LC:  1.78E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       5703  hours   (237.6 days)
    Half-Life from Model Lake : 6.236E+004  hours   (2598 days)

 Removal In Wastewater Treatment:
    Total removal:              93.46  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    92.69  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       0.11            9.39         1000       
   Water     2.54            900          1000       
   Soil      33              1.8e+003     1000       
   Sediment  64.3            8.1e+003     0          
     Persistence Time: 3.01e+003 hr




                    

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