ChemSpider 2D Image | (+)-Steganacin | C24H24O9

(+)-Steganacin

  • Molecular FormulaC24H24O9
  • Average mass456.442 Da
  • Monoisotopic mass456.142029 Da
  • ChemSpider ID264758
  • defined stereocentres - 3 of 3 defined stereocentres


More details:






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

(+)-Steganacin
(3aS,14S,14aS)-6,7,8-Trimethoxy-3-oxo-1,3,3a,4,14,14a-hexahydrobenzo[3,4]furo[3',4':6,7]cycloocta[1,2-f][1,3]benzodioxol-14-yl acetate [ACD/IUPAC Name]
(3aS,14S,14aS)-6,7,8-Trimethoxy-3-oxo-1,3,3a,4,14,14a-hexahydrobenzo[3,4]furo[3',4':6,7]cycloocta[1,2-f][1,3]benzodioxol-14-yl-acetat [German] [ACD/IUPAC Name]
Acétate de (3aS,14S,14aS)-6,7,8-triméthoxy-3-oxo-1,3,3a,4,14,14a-hexahydrobenzo[3,4]furo[3',4':6,7]cycloocta[1,2-f][1,3]benzodioxol-14-yle [French] [ACD/IUPAC Name]
Benzo[3,4]furo[3',4':6,7]cycloocta[1,2-f][1,3]benzodioxol-3(1H)-one, 14-(acetyloxy)-3a,4,14,14a-tetrahydro-6,7,8-trimethoxy-, (3aS,14S,14aS)- [ACD/Index Name]
steganacin
41451-68-7 [RN]

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

NSC172958 [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 646.9±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.9 mmHg at 25°C
Enthalpy of Vaporization: 95.4±3.0 kJ/mol
Flash Point: 279.4±31.5 °C
Index of Refraction: 1.615
Molar Refractivity: 113.2±0.4 cm3
#H bond acceptors: 9
#H bond donors: 0
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 0
ACD/LogP: 2.67
ACD/LogD (pH 5.5): 2.34
ACD/BCF (pH 5.5): 35.51
ACD/KOC (pH 5.5): 448.04
ACD/LogD (pH 7.4): 2.34
ACD/BCF (pH 7.4): 35.51
ACD/KOC (pH 7.4): 448.04
Polar Surface Area: 99 Å2
Polarizability: 44.9±0.5 10-24cm3
Surface Tension: 60.4±5.0 dyne/cm
Molar Volume: 324.2±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) =  -0.40

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  576.91  (Adapted Stein & Brown method)
    Melting Pt (deg C):  248.53  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.1E-012  (Modified Grain method)
    Subcooled liquid VP: 2.94E-010 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):  2946
       log Kow used: -0.40 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  5.7365 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.42E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.247E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.40  (KowWin est)
  Log Kaw used:  -14.236  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.836
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1131
   Biowin2 (Non-Linear Model)     :   1.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1527  (months      )
   Biowin4 (Primary Survey Model) :   3.8759  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8462
   Biowin6 (MITI Non-Linear Model):   0.5462
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7802
 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):  3.92E-008 Pa (2.94E-010 mm Hg)
  Log Koa (Koawin est  ): 13.836
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  76.5 
       Octanol/air (Koa) model:  16.8 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.999 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 213.7547 E-12 cm3/molecule-sec
      Half-Life =     0.050 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.600 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   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    :  7235
      Log Koc:  3.859 

 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 = 0.500 (BCF = 3.162)
       log Kow used: -0.40 (estimated)

 Volatilization from Water:
    Henry LC:  1.42E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.819E+012  hours   (3.674E+011 days)
    Half-Life from Model Lake :  9.62E+013  hours   (4.008E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       8.3e-006        1.2          1000       
   Water     49.2            1.44e+003    1000       
   Soil      50.7            2.88e+003    1000       
   Sediment  0.096           1.3e+004     0          
     Persistence Time: 1.18e+003 hr




                    

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