ChemSpider 2D Image | (4aS,7S,7aS)-7-Methyl-1-{[(2S,3R,4R,6R)-3,4,5,5,6-pentahydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-7-yl acetate | C17H26O11

(4aS,7S,7aS)-7-Methyl-1-{[(2S,3R,4R,6R)-3,4,5,5,6-pentahydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-7-yl acetate

  • Molecular FormulaC17H26O11
  • Average mass406.382 Da
  • Monoisotopic mass406.147522 Da
  • ChemSpider ID141337

  • defined stereocentres - 7 of 8 defined stereocentres

More details:

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

(4aS,7S,7aS)-7-Methyl-1-{[(2S,3R,4R,6R)-3,4,5,5,6-pentahydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-7-yl acetate [ACD/IUPAC Name]
(4aS,7S,7aS)-7-Methyl-1-{[(2S,3R,4R,6R)-3,4,5,5,6-pentahydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-7-yl-acetat [German] [ACD/IUPAC Name]
Acétate de (4aS,7S,7aS)-7-méthyl-1-{[(2S,3R,4R,6R)-3,4,5,5,6-pentahydroxy-6-(hydroxyméthyl)tétrahydro-2H-pyran-2-yl]oxy}-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-7-yle [French] [ACD/IUPAC Name]
6926-14-3 [RN]
8-acetylharpagide
8-O-Acetylharpagide
β-D-Glucopyranoside, 7-(acetyloxy)-1,4a,5,6,7,7a-hexahydro-4a,5-dihydroxy-7-methylcyclopenta(c)pyran-1-yl, (1S-(1α,4aα,5α,7α,7aα))-

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

    Density: 1.6±0.1 g/cm3
    Boiling Point: 571.4±50.0 °C at 760 mmHg
    Vapour Pressure: 0.0±3.6 mmHg at 25°C
    Enthalpy of Vaporization: 98.4±6.0 kJ/mol
    Flash Point: 201.8±23.6 °C
    Index of Refraction: 1.627
    Molar Refractivity: 90.7±0.4 cm3
    #H bond acceptors: 11
    #H bond donors: 6
    #Freely Rotating Bonds: 5
    #Rule of 5 Violations: 2
    ACD/LogP: 3.65
    ACD/LogD (pH 5.5): -0.33
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 15.79
    ACD/LogD (pH 7.4): -0.33
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 15.77
    Polar Surface Area: 175 Å2
    Polarizability: 36.0±0.5 10-24cm3
    Surface Tension: 84.0±5.0 dyne/cm
    Molar Volume: 256.1±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) =  1.82

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  568.30  (Adapted Stein & Brown method)
    Melting Pt (deg C):  244.50  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.29E-016  (Modified Grain method)
    Subcooled liquid VP: 1.03E-013 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):  78.44
       log Kow used: 1.82 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.85E-021  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.924E-018 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.82  (KowWin est)
  Log Kaw used:  -18.703  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.523
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.3894
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2589  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3892  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7143
   Biowin6 (MITI Non-Linear Model):   0.0660
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.6517
 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):  1.37E-011 Pa (1.03E-013 mm Hg)
  Log Koa (Koawin est  ): 20.523
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.18E+005 
       Octanol/air (Koa) model:  8.18E+007 
   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 = 151.2845 E-12 cm3/molecule-sec
      Half-Life =     0.071 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.848 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     5.687500 E-17 cm3/molecule-sec
      Half-Life =     0.201 Days (at 7E11 mol/cm3)
      Half-Life =      4.836 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    :  10
      Log Koc:  1.000 

 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 = 0.699 (BCF = 5.003)
       log Kow used: 1.82 (estimated)

 Volatilization from Water:
    Henry LC:  4.85E-021 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.434E+017  hours   (1.014E+016 days)
    Half-Life from Model Lake : 2.655E+018  hours   (1.106E+017 days)

 Removal In Wastewater Treatment:
    Total removal:               2.11  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     2.02  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       7.04e-007       1.26         1000       
   Water     26.5            900          1000       
   Soil      73.4            1.8e+003     1000       
   Sediment  0.0846          8.1e+003     0          
     Persistence Time: 1.33e+003 hr

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