ChemSpider 2D Image | (1aS,4aR,4bS,9aS,9bR,11aR)-6a-Ethyl-7-ethynyl-7-hydroxytetradecahydrocyclopenta[7,8]phenanthro[1,10a-b]oxiren-2(1aH)-one | C21H28O3

(1aS,4aR,4bS,9aS,9bR,11aR)-6a-Ethyl-7-ethynyl-7-hydroxytetradecahydrocyclopenta[7,8]phenanthro[1,10a-b]oxiren-2(1aH)-one

  • Molecular FormulaC21H28O3
  • Average mass328.445 Da
  • Monoisotopic mass328.203857 Da
  • ChemSpider ID149504
  • defined stereocentres - 5 of 8 defined stereocentres


More details:






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

(1aS,4aR,4bS,9aS,9bR,11aR)-6a-Ethyl-7-ethynyl-7-hydroxytetradecahydrocyclopenta[7,8]phenanthro[1,10a-b]oxiren-2(1aH)-one [ACD/IUPAC Name]
(1aS,4aR,4bS,9aS,9bR,11aR)-6a-Éthyl-7-éthynyl-7-hydroxytétradécahydrocyclopenta[7,8]phénanthro[1,10a-b]oxirén-2(1aH)-one [French] [ACD/IUPAC Name]
(1aS,4aR,4bS,9aS,9bR,11aR)-7-Ethinyl-6a-ethyl-7-hydroxytetradecahydrocyclopenta[7,8]phenanthro[1,10a-b]oxiren-2(1aH)-on [German] [ACD/IUPAC Name]
(4β,5β,17α)-(±)-4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one
18,19-Dinorpregn-20-yn-3-one, 4,5-epoxy-13-ethyl-17-hydroxy-, (4β,5β,17α)- (±)-
51267-65-3 [RN]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 470.9±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.7 mmHg at 25°C
Enthalpy of Vaporization: 84.6±6.0 kJ/mol
Flash Point: 164.1±22.2 °C
Index of Refraction: 1.584
Molar Refractivity: 90.2±0.4 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.67
ACD/LogD (pH 5.5): 2.40
ACD/BCF (pH 5.5): 38.98
ACD/KOC (pH 5.5): 479.03
ACD/LogD (pH 7.4): 2.40
ACD/BCF (pH 7.4): 38.98
ACD/KOC (pH 7.4): 479.03
Polar Surface Area: 50 Å2
Polarizability: 35.8±0.5 10-24cm3
Surface Tension: 52.3±5.0 dyne/cm
Molar Volume: 269.4±5.0 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) =  3.30

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  416.45  (Adapted Stein & Brown method)
    Melting Pt (deg C):  173.57  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.75E-009  (Modified Grain method)
    Subcooled liquid VP: 6.07E-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):  41.32
       log Kow used: 3.30 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  660.31 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Epoxides
       Propargyl Alc-hindered

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.21E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.830E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.30  (KowWin est)
  Log Kaw used:  -9.306  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.606
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.3011
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.8058  (months      )
   Biowin4 (Primary Survey Model) :   2.8816  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3269
   Biowin6 (MITI Non-Linear Model):   0.0342
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.6322
 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):  8.09E-006 Pa (6.07E-008 mm Hg)
  Log Koa (Koawin est  ): 12.606
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.371 
       Octanol/air (Koa) model:  0.991 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.931 
       Mackay model           :  0.967 
       Octanol/air (Koa) model:  0.988 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  46.1809 E-12 cm3/molecule-sec
      Half-Life =     0.232 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.779 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.003000 E-17 cm3/molecule-sec
      Half-Life =   382.000 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 0.949 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  516.5
      Log Koc:  2.713 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Ka (acid-catalyzed) at 25 deg C :  1.544E-005  L/mol-sec
  Ka Half-Life at pH 7: 1.422E+004  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.838 (BCF = 68.9)
       log Kow used: 3.30 (estimated)

 Volatilization from Water:
    Henry LC:  1.21E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.769E+007  hours   (3.654E+006 days)
    Half-Life from Model Lake : 9.567E+008  hours   (3.986E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               9.22  percent
    Total biodegradation:        0.15  percent
    Total sludge adsorption:     9.07  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       0.00108         5.56         1000       
   Water     9.67            1.44e+003    1000       
   Soil      89.8            2.88e+003    1000       
   Sediment  0.504           1.3e+004     0          
     Persistence Time: 2.77e+003 hr




                    

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