ChemSpider 2D Image | Amelometasone | C26H35FO6

Amelometasone

  • Molecular FormulaC26H35FO6
  • Average mass462.551 Da
  • Monoisotopic mass462.241760 Da
  • ChemSpider ID391968

  • defined stereocentres - 8 of 8 defined stereocentres

More details:

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

(11b,16b)-9-Fluoro-11-hydroxy-21-methoxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione
(11β,16β)-9-Fluoro-11-hydroxy-21-methoxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione
(11β,16β)-9-Fluor-11-hydroxy-21-methoxy-16-methyl-3,20-dioxopregna-1,4-dien-17-ylpropionat [German] [ACD/IUPAC Name]
(11β,16β)-9-Fluoro-11-hydroxy-21-methoxy-16-methyl-3,20-dioxopregna-1,4-dien-17-yl propionate [ACD/IUPAC Name]
123013-22-9 [RN]
21-O-Methyl-17-O-propionylbetamethasone
Amelometasone [INN]
Amelometasone (JAN) [JAN]
Betamethasone 17-propionate 21-methoxide
Pregna-1,4-diene-3,20-dione, 9-fluoro-11-hydroxy-21-methoxy-16-methyl-17-(1-oxopropoxy)-, (11β,16β)- [ACD/Index Name]
More...

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

7360 [DBID]
TS 410 [DBID]
D01156 [DBID]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 580.5±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.7 mmHg at 25°C
Enthalpy of Vaporization: 99.7±6.0 kJ/mol
Flash Point: 304.9±30.1 °C
Index of Refraction: 1.549
Molar Refractivity: 119.3±0.4 cm3
#H bond acceptors: 6
#H bond donors: 1
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 3.02
ACD/LogD (pH 5.5): 3.00
ACD/BCF (pH 5.5): 112.14
ACD/KOC (pH 5.5): 1020.51
ACD/LogD (pH 7.4): 3.00
ACD/BCF (pH 7.4): 112.14
ACD/KOC (pH 7.4): 1020.50
Polar Surface Area: 90 Å2
Polarizability: 47.3±0.5 10-24cm3
Surface Tension: 47.5±5.0 dyne/cm
Molar Volume: 375.0±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) =  2.86

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  515.82  (Adapted Stein & Brown method)
    Melting Pt (deg C):  219.99  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.05E-013  (Modified Grain method)
    Subcooled liquid VP: 6.12E-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):  14.43
       log Kow used: 2.86 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  113.87 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 :   5.45E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.130E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.86  (KowWin est)
  Log Kaw used:  -12.652  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.512
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.2092
   Biowin2 (Non-Linear Model)     :   0.0001
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.5750  (recalcitrant)
   Biowin4 (Primary Survey Model) :   2.8708  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6138
   Biowin6 (MITI Non-Linear Model):   0.0012
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -2.1260
 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):  8.16E-009 Pa (6.12E-011 mm Hg)
  Log Koa (Koawin est  ): 15.512
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  368 
       Octanol/air (Koa) model:  798 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  72.3287 E-12 cm3/molecule-sec
      Half-Life =     0.148 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.775 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    :  171.1
      Log Koc:  2.233 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  8.059E-002  L/mol-sec
  Kb Half-Life at pH 8:      99.536  days   
  Kb Half-Life at pH 7:       2.725  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.504 (BCF = 31.92)
       log Kow used: 2.86 (estimated)

 Volatilization from Water:
    Henry LC:  5.45E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  2.31E+011  hours   (9.627E+009 days)
    Half-Life from Model Lake : 2.521E+012  hours   (1.05E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               4.66  percent
    Total biodegradation:        0.12  percent
    Total sludge adsorption:     4.55  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       0.000257        3.04         1000       
   Water     7.92            4.32e+003    1000       
   Soil      91.9            8.64e+003    1000       
   Sediment  0.158           3.89e+004    0          
     Persistence Time: 6.01e+003 hr

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