ChemSpider 2D Image | (6alpha,9xi,14xi)-6-Methyl-3,20-dioxopregn-4-en-17-yl acetate | C24H34O4

(6α,9ξ,14ξ)-6-Methyl-3,20-dioxopregn-4-en-17-yl acetate

  • Molecular FormulaC24H34O4
  • Average mass386.524 Da
  • Monoisotopic mass386.245697 Da
  • ChemSpider ID17460075
  • defined stereocentres - 5 of 7 defined stereocentres


More details:






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

(6α,9ξ,14ξ)-6-Methyl-3,20-dioxopregn-4-en-17-yl acetate [ACD/IUPAC Name]
(6α,9ξ,14ξ)-6-Methyl-3,20-dioxopregn-4-en-17-yl-acetat [German] [ACD/IUPAC Name]
Acétate de (6α,9ξ,14ξ)-6-méthyl-3,20-dioxoprégn-4-én-17-yle [French] [ACD/IUPAC Name]
Pregn-4-ene-3,20-dione, 17-(acetyloxy)-6-methyl-, (6α,9ξ,14ξ)- [ACD/Index Name]
(1R,3bR,5S,9aR,11aS)-1-acetyl-5,9a,11a-trimethyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl acetate
(6S,8R,10R,13S,17R)-17-acetyl-6,10,13-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate
[(6S,8R,10R,13S,17R)-17-acetyl-6,10,13-trimethyl-3-oxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate
Acetic acid (6S,8R,10R,13S,17R)-17-acetyl-6,10,13-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester
Acetic acid 17-acetyl-6,10,13-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester
MFCD06407601 [MDL number]
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    Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

    Density: 1.1±0.1 g/cm3
    Boiling Point: 496.4±45.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.3 mmHg at 25°C
    Enthalpy of Vaporization: 76.4±3.0 kJ/mol
    Flash Point: 213.2±28.8 °C
    Index of Refraction: 1.539
    Molar Refractivity: 106.7±0.4 cm3
    #H bond acceptors: 4
    #H bond donors: 0
    #Freely Rotating Bonds: 3
    #Rule of 5 Violations: 0
    ACD/LogP: 4.11
    ACD/LogD (pH 5.5): 4.04
    ACD/BCF (pH 5.5): 691.50
    ACD/KOC (pH 5.5): 3752.52
    ACD/LogD (pH 7.4): 4.04
    ACD/BCF (pH 7.4): 691.50
    ACD/KOC (pH 7.4): 3752.52
    Polar Surface Area: 60 Å2
    Polarizability: 42.3±0.5 10-24cm3
    Surface Tension: 43.2±5.0 dyne/cm
    Molar Volume: 340.8±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) =  4.09
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  447.69  (Adapted Stein & Brown method)
        Melting Pt (deg C):  188.16  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  6.7E-009  (Modified Grain method)
        MP  (exp database):  206.5 deg C
        Subcooled liquid VP: 5.61E-007 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):  1.199
           log Kow used: 4.09 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  4.4531 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Esters
           Vinyl/Allyl Ketones
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   1.45E-009  atm-m3/mole
       Group Method:   Incomplete
     Henrys LC [VP/WSol estimate using EPI values]:  2.842E-009 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  4.09  (KowWin est)
      Log Kaw used:  -7.227  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  11.317
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   0.1996
       Biowin2 (Non-Linear Model)     :   0.0112
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   1.8039  (months      )
       Biowin4 (Primary Survey Model) :   3.0143  (weeks       )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   0.5404
       Biowin6 (MITI Non-Linear Model):   0.1131
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model): -1.9322
     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):  7.48E-005 Pa (5.61E-007 mm Hg)
      Log Koa (Koawin est  ): 11.317
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  0.0401 
           Octanol/air (Koa) model:  0.0509 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.592 
           Mackay model           :  0.762 
           Octanol/air (Koa) model:  0.803 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant = 104.1258 E-12 cm3/molecule-sec
          Half-Life =     0.103 Days (12-hr day; 1.5E6 OH/cm3)
          Half-Life =     1.233 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): 0.677 (Junge,Mackay)
        Note: the sorbed fraction may be resistant to atmospheric oxidation
    
     Soil Adsorption Coefficient (PCKOCWIN v1.66):
          Koc    :  5721
          Log Koc:  3.757 
    
     Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
      Total Kb for pH > 8 at 25 deg C :  9.548E-002  L/mol-sec
      Kb Half-Life at pH 8:      84.020  days   
      Kb Half-Life at pH 7:       2.300  years  
    
     Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
       Log BCF from regression-based method = 2.447 (BCF = 279.9)
           log Kow used: 4.09 (estimated)
    
     Volatilization from Water:
        Henry LC:  1.45E-009 atm-m3/mole  (estimated by Bond SAR Method)
        Half-Life from Model River: 7.939E+005  hours   (3.308E+004 days)
        Half-Life from Model Lake :  8.66E+006  hours   (3.609E+005 days)
    
     Removal In Wastewater Treatment:
        Total removal:              34.34  percent
        Total biodegradation:        0.35  percent
        Total sludge adsorption:    33.98  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       0.0188          2.24         1000       
       Water     9.86            1.44e+003    1000       
       Soil      86.4            2.88e+003    1000       
       Sediment  3.68            1.3e+004     0          
         Persistence Time: 2.4e+003 hr
    
    
    
    
                        

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