ChemSpider 2D Image | (-)-Alkannin | C16H16O5

(-)-Alkannin

  • Molecular FormulaC16H16O5
  • Average mass288.295 Da
  • Monoisotopic mass288.099762 Da
  • ChemSpider ID65430
  • defined stereocentres - 1 of 1 defined stereocentres


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(-)-Alkannin
(-)-2-(1-Hydroxy-4-methyl-3-pentenyl)-5,8-dihydroxy-1,4-naphthoquinone
(-)-5,8-Dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthoquinone
(1-Hydroxy-3-isohexenyl)naphthazarine
(S)-5,8-Dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthalenedione
1,4-Naphthalenedione, 5,8-dihydroxy-2-[(1S)-1-hydroxy-4-methyl-3-penten-1-yl]- [ACD/Index Name]
208-245-7 [EINECS]
5,8-Dihydroxy-2-[(1S)-1-hydroxy-4-methyl-3-penten-1-yl]-1,4-naphthalenedione
5,8-Dihydroxy-2-[(1S)-1-hydroxy-4-methyl-3-penten-1-yl]-1,4-naphthochinon [German] [ACD/IUPAC Name]
5,8-Dihydroxy-2-[(1S)-1-hydroxy-4-methyl-3-penten-1-yl]-1,4-naphthoquinone [ACD/IUPAC Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

075CRZ9995 [DBID]
C.I. 75530 [DBID]
C.I. 75530 (VAN) [DBID]
75530 [DBID]
C10292 [DBID]
NSC 407295 [DBID]
NSC 94524 [DBID]
UNII:075CRZ9995 [DBID]
UNII-075CRZ9995 [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: 567.4±50.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.6 mmHg at 25°C
    Enthalpy of Vaporization: 89.6±3.0 kJ/mol
    Flash Point: 311.0±26.6 °C
    Index of Refraction: 1.642
    Molar Refractivity: 75.9±0.3 cm3
    #H bond acceptors: 5
    #H bond donors: 3
    #Freely Rotating Bonds: 3
    #Rule of 5 Violations: 0
    ACD/LogP: 4.35
    ACD/LogD (pH 5.5): 3.71
    ACD/BCF (pH 5.5): 386.85
    ACD/KOC (pH 5.5): 2458.34
    ACD/LogD (pH 7.4): 3.22
    ACD/BCF (pH 7.4): 125.84
    ACD/KOC (pH 7.4): 799.68
    Polar Surface Area: 95 Å2
    Polarizability: 30.1±0.5 10-24cm3
    Surface Tension: 65.2±3.0 dyne/cm
    Molar Volume: 210.0±3.0 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) =  3.56
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  477.71  (Adapted Stein & Brown method)
        Melting Pt (deg C):  202.18  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  1.2E-011  (Modified Grain method)
        Subcooled liquid VP: 8.9E-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):  160.9
           log Kow used: 3.56 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  32364 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Phenols
           Quinone/Hydroquinone
           Vinyl/Allyl Alcohols
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   8.29E-015  atm-m3/mole
       Group Method:   Incomplete
     Henrys LC [VP/WSol estimate using EPI values]:  2.829E-014 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  3.56  (KowWin est)
      Log Kaw used:  -12.470  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  16.030
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   1.0143
       Biowin2 (Non-Linear Model)     :   0.7199
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   2.7898  (weeks       )
       Biowin4 (Primary Survey Model) :   3.5962  (days-weeks  )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   0.4079
       Biowin6 (MITI Non-Linear Model):   0.1849
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model): -0.2904
     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):  1.19E-007 Pa (8.9E-010 mm Hg)
      Log Koa (Koawin est  ): 16.030
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  25.3 
           Octanol/air (Koa) model:  2.63E+003 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.999 
           Mackay model           :  1 
           Octanol/air (Koa) model:  1 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant = 116.5535 E-12 cm3/molecule-sec
          Half-Life =     0.092 Days (12-hr day; 1.5E6 OH/cm3)
          Half-Life =     1.101 Hrs
       Ozone Reaction:
          OVERALL Ozone Rate Constant =    44.137501 E-17 cm3/molecule-sec
          Half-Life =     0.026 Days (at 7E11 mol/cm3)
          Half-Life =     37.389 Min
       Reaction With Nitrate Radicals May Be Important!
       Fraction sorbed to airborne particulates (phi): 0.999 (Junge,Mackay)
        Note: the sorbed fraction may be resistant to atmospheric oxidation
    
     Soil Adsorption Coefficient (PCKOCWIN v1.66):
          Koc    :  67.99
          Log Koc:  1.832 
    
     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 = 0.551 (BCF = 3.559)
           log Kow used: 3.56 (estimated)
    
     Volatilization from Water:
        Henry LC:  8.29E-015 atm-m3/mole  (estimated by Bond SAR Method)
        Half-Life from Model River: 1.199E+011  hours   (4.997E+009 days)
        Half-Life from Model Lake : 1.308E+012  hours   (5.451E+010 days)
    
     Removal In Wastewater Treatment:
        Total removal:              14.47  percent
        Total biodegradation:        0.20  percent
        Total sludge adsorption:    14.27  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       0.00019         0.486        1000       
       Water     16.1            360          1000       
       Soil      83.1            720          1000       
       Sediment  0.809           3.24e+003    0          
         Persistence Time: 784 hr
    
    
    
    
                        

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