ChemSpider 2D Image | (2alpha)-3,20-Dioxopregn-4-ene-2-carbonitrile | C22H29NO2

(2α)-3,20-Dioxopregn-4-ene-2-carbonitrile

  • Molecular FormulaC22H29NO2
  • Average mass339.471 Da
  • Monoisotopic mass339.219818 Da
  • ChemSpider ID111504

  • defined stereocentres - 7 of 7 defined stereocentres

More details:

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

(2α)-3,20-Dioxopregn-4-en-2-carbonitril [German] [ACD/IUPAC Name]
(2α)-3,20-Dioxopregn-4-ene-2-carbonitrile [ACD/IUPAC Name]
(2α)-3,20-Dioxoprégn-4-ène-2-carbonitrile [French] [ACD/IUPAC Name]
Pregn-4-ene-2-carbonitrile, 3,20-dioxo-, (2α)- [ACD/Index Name]
2-CYANOPROG ESTERONE
2-cyanoprogesterone
95160-20-6 [RN]
Pregn-4-ene-2-carbonitrile, 3,20-dioxo-, (2-α)-

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

Density: 1.1±0.1 g/cm3
Boiling Point: 513.3±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 78.5±3.0 kJ/mol
Flash Point: 264.3±30.1 °C
Index of Refraction: 1.551
Molar Refractivity: 95.5±0.4 cm3
#H bond acceptors: 3
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 3.01
ACD/LogD (pH 5.5):
ACD/BCF (pH 5.5):
ACD/KOC (pH 5.5):
ACD/LogD (pH 7.4):
ACD/BCF (pH 7.4):
ACD/KOC (pH 7.4):
Polar Surface Area: 58 Å2
Polarizability: 37.9±0.5 10-24cm3
Surface Tension: 45.9±5.0 dyne/cm
Molar Volume: 299.4±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) =  2.75

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  450.99  (Adapted Stein & Brown method)
    Melting Pt (deg C):  189.70  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  8.74E-009  (Modified Grain method)
    Subcooled liquid VP: 4.65E-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):  17.63
       log Kow used: 2.75 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  32.679 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 :   2.69E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.214E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.75  (KowWin est)
  Log Kaw used:  -8.959  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.709
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5387
   Biowin2 (Non-Linear Model)     :   0.1794
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.8974  (months      )
   Biowin4 (Primary Survey Model) :   2.9414  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3523
   Biowin6 (MITI Non-Linear Model):   0.0299
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.5712
 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):  6.2E-005 Pa (4.65E-007 mm Hg)
  Log Koa (Koawin est  ): 11.709
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0484 
       Octanol/air (Koa) model:  0.126 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.636 
       Mackay model           :  0.795 
       Octanol/air (Koa) model:  0.909 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 103.5662 E-12 cm3/molecule-sec
      Half-Life =     0.103 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.239 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): 0.715 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  4836
      Log Koc:  3.684 

 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 = 1.414 (BCF = 25.92)
       log Kow used: 2.75 (estimated)

 Volatilization from Water:
    Henry LC:  2.69E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  4.01E+007  hours   (1.671E+006 days)
    Half-Life from Model Lake : 4.375E+008  hours   (1.823E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               4.05  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     3.94  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       0.000489        2.25         1000       
   Water     12.3            1.44e+003    1000       
   Soil      87.5            2.88e+003    1000       
   Sediment  0.175           1.3e+004     0          
     Persistence Time: 2.54e+003 hr

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