ChemSpider 2D Image | Isovalerylshikonin | C21H24O6

Isovalerylshikonin

  • Molecular FormulaC21H24O6
  • Average mass372.412 Da
  • Monoisotopic mass372.157288 Da
  • ChemSpider ID420733

  • defined stereocentres - 1 of 1 defined stereocentres

More details:

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

(1R)-1-(5,8-Dihydroxy-1,4-dioxo-1,4-dihydro-2-naphthalenyl)-4-methyl-3-penten-1-yl 3-methylbutanoate [ACD/IUPAC Name]
(1R)-1-(5,8-Dihydroxy-1,4-dioxo-1,4-dihydro-2-naphthalinyl)-4-methyl-3-penten-1-yl-3-methylbutanoat [German] [ACD/IUPAC Name]
(1R)-1-(5,8-dihydroxy-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-4-methylpent-3-en-1-yl 3-methylbutanoate
(R)-1-(5,8-Dihydroxy-1,4-dioxo-1,4-dihydro-2-naphthyl)-4-methyl-3-pentenyl isovalerate
3-Méthylbutanoate de (1R)-1-(5,8-dihydroxy-1,4-dioxo-1,4-dihydro-2-naphtalényl)-4-méthyl-3-pentén-1-yle [French] [ACD/IUPAC Name]
3-Methyl-butyric acid (R)-1-(5,8-dihydroxy-1,4-dioxo-1,4-dihydro-naphthalen-2-yl)-4-methyl-pent-3-enyl ester
52387-14-1 [RN]
Butanoic acid, 3-methyl-, (1R)-1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-yl ester [ACD/Index Name]
Isovalerylshikonin
(R)-1-(5,8-dihydroxy-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-4-methylpent-3-en-1-yl 3-methylbutanoate
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

AIDS094452 [DBID]
AIDS-094452 [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: 570.1±50.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.6 mmHg at 25°C
    Enthalpy of Vaporization: 88.7±3.0 kJ/mol
    Flash Point: 198.6±23.6 °C
    Index of Refraction: 1.578
    Molar Refractivity: 99.2±0.3 cm3
    #H bond acceptors: 6
    #H bond donors: 2
    #Freely Rotating Bonds: 7
    #Rule of 5 Violations: 1
    ACD/LogP: 5.99
    ACD/LogD (pH 5.5): 5.35
    ACD/BCF (pH 5.5): 6739.63
    ACD/KOC (pH 5.5): 18868.10
    ACD/LogD (pH 7.4): 4.61
    ACD/BCF (pH 7.4): 1239.52
    ACD/KOC (pH 7.4): 3470.12
    Polar Surface Area: 101 Å2
    Polarizability: 39.3±0.5 10-24cm3
    Surface Tension: 52.2±3.0 dyne/cm
    Molar Volume: 298.8±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) =  5.97

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  515.20  (Adapted Stein & Brown method)
    Melting Pt (deg C):  219.70  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.73E-012  (Modified Grain method)
    Subcooled liquid VP: 2.07E-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):  0.1385
       log Kow used: 5.97 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  32.087 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Phenols
       Quinone/Hydroquinone

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.26E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.121E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.97  (KowWin est)
  Log Kaw used:  -10.288  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.258
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9897
   Biowin2 (Non-Linear Model)     :   0.9377
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5842  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5743  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3398
   Biowin6 (MITI Non-Linear Model):   0.1090
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.5503
 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):  2.76E-008 Pa (2.07E-010 mm Hg)
  Log Koa (Koawin est  ): 16.258
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  109 
       Octanol/air (Koa) model:  4.45E+003 
   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 = 114.9566 E-12 cm3/molecule-sec
      Half-Life =     0.093 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.117 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): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3350
      Log Koc:  3.525 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.266E-002  L/mol-sec
  Kb Half-Life at pH 8:       1.734  years  
  Kb Half-Life at pH 7:      17.342  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 3.053 (BCF = 1131)
       log Kow used: 5.97 (estimated)

 Volatilization from Water:
    Henry LC:  1.26E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.967E+008  hours   (3.736E+007 days)
    Half-Life from Model Lake : 9.782E+009  hours   (4.076E+008 days)

 Removal In Wastewater Treatment:
    Total removal:              92.02  percent
    Total biodegradation:        0.77  percent
    Total sludge adsorption:    91.25  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       0.00724         0.487        1000       
   Water     4.03            900          1000       
   Soil      39.2            1.8e+003     1000       
   Sediment  56.8            8.1e+003     0          
     Persistence Time: 2.59e+003 hr

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