ChemSpider 2D Image | dichlorisone | C21H26Cl2O4

dichlorisone

  • Molecular FormulaC21H26Cl2O4
  • Average mass413.335 Da
  • Monoisotopic mass412.120819 Da
  • ChemSpider ID16735776
  • defined stereocentres - 7 of 7 defined stereocentres


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

(11b)-9,11-Dichloro-17,21-dihydroxypregna-1,4-diene-3,20-dione
(11β)-9,11-Dichlor-17,21-dihydroxypregna-1,4-dien-3,20-dion [German] [ACD/IUPAC Name]
(11β)-9,11-Dichloro-17,21-dihydroxypregna-1,4-diene-3,20-dione [ACD/IUPAC Name]
(11β)-9,11-Dichloro-17,21-dihydroxyprégna-1,4-diène-3,20-dione [French] [ACD/IUPAC Name]
230-283-8 [EINECS]
7008-26-6 [RN]
9,11b-Dichloro-17,21-dihydroxypregna-1,4-diene-3,20-dione
938
9a,11b-Dichloro Analog of Prednisolone
9a,11b-Dichloro-1,4-pregnadiene-17a,21-diol-3,20-dione
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

AMW2MRV3OT [DBID]
UNII:AMW2MRV3OT [DBID]
UNII-AMW2MRV3OT [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 586.4±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.7 mmHg at 25°C
Enthalpy of Vaporization: 100.5±6.0 kJ/mol
Flash Point: 308.4±30.1 °C
Index of Refraction: 1.608
Molar Refractivity: 103.6±0.4 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.81
ACD/LogD (pH 5.5): 3.14
ACD/BCF (pH 5.5): 144.11
ACD/KOC (pH 5.5): 1221.24
ACD/LogD (pH 7.4): 3.14
ACD/BCF (pH 7.4): 144.11
ACD/KOC (pH 7.4): 1221.21
Polar Surface Area: 75 Å2
Polarizability: 41.1±0.5 10-24cm3
Surface Tension: 57.6±5.0 dyne/cm
Molar Volume: 299.8±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) =  3.34

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  503.02  (Adapted Stein & Brown method)
    Melting Pt (deg C):  214.01  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.69E-013  (Modified Grain method)
    Subcooled liquid VP: 4.82E-011 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):  3.588
       log Kow used: 3.34 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.9567 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.19E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.109E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.34  (KowWin est)
  Log Kaw used:  -5.425  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.765
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.2353
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.2059  (recalcitrant)
   Biowin4 (Primary Survey Model) :   2.5214  (weeks-months)
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3565
   Biowin6 (MITI Non-Linear Model):   0.0062
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -2.0166
 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):  6.43E-009 Pa (4.82E-011 mm Hg)
  Log Koa (Koawin est  ): 8.765
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  467 
       Octanol/air (Koa) model:  0.000143 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.0113 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  57.6608 E-12 cm3/molecule-sec
      Half-Life =     0.185 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.226 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.312500 E-17 cm3/molecule-sec
      Half-Life =     0.873 Days (at 7E11 mol/cm3)
      Half-Life =     20.955 Hrs
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  57.34
      Log Koc:  1.758 

 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 = 1.868 (BCF = 73.81)
       log Kow used: 3.34 (estimated)

 Volatilization from Water:
    Henry LC:  9.19E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.295E+004  hours   (539.8 days)
    Half-Life from Model Lake : 1.415E+005  hours   (5896 days)

 Removal In Wastewater Treatment:
    Total removal:               9.88  percent
    Total biodegradation:        0.16  percent
    Total sludge adsorption:     9.71  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       0.0341          3.67         1000       
   Water     7.57            4.32e+003    1000       
   Soil      91.9            8.64e+003    1000       
   Sediment  0.528           3.89e+004    0          
     Persistence Time: 4.36e+003 hr




                    

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