ChemSpider 2D Image | Cimicifugic acid B | C21H20O11

Cimicifugic acid B

  • Molecular FormulaC21H20O11
  • Average mass448.377 Da
  • Monoisotopic mass448.100555 Da
  • ChemSpider ID4952553
  • Double-bond stereo - Double-bond stereo

    defined stereocentres - 2 of 2 defined stereocentres


More details:






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

(2R,3S)-2-(3,4-Dihydroxybenzyl)-2-hydroxy-3-{[(2E)-3-(3-hydroxy-4-methoxyphenyl)-2-propenoyl]oxy}bernsteinsäure [German] [ACD/IUPAC Name]
(2R,3S)-2-(3,4-Dihydroxybenzyl)-2-hydroxy-3-{[(2E)-3-(3-hydroxy-4-methoxyphenyl)-2-propenoyl]oxy}succinic acid [ACD/IUPAC Name]
205114-66-5 [RN]
Acide (2R,3S)-2-(3,4-dihydroxybenzyl)-2-hydroxy-3-{[(2E)-3-(3-hydroxy-4-méthoxyphényl)-2-propenoyl]oxy}succinique [French] [ACD/IUPAC Name]
Butanedioic acid, 2-[(3,4-dihydroxyphenyl)methyl]-2-hydroxy-3-[[(2E)-3-(3-hydroxy-4-methoxyphenyl)-1-oxo-2-propen-1-yl]oxy]-, (2R,3S)- [ACD/Index Name]
Cimicifugic acid B
Butanedioic acid, 2-9(3,4-dihydroxyphenyl)methyl)-2-hydroxy-3-(((2E)-3-(3-hydroxy-4-methoxyphenyl)-1-oxo-2-propenyl)oxy)-, (2R,3S)-
Butanedioic acid, 2-9(3,4-dihydroxyphenyl)methyl)-2-hydroxy-3-((3-(3-hydroxy-4-methoxyphenyl)-1-oxo-2-propenyl)oxy)-, (S-(R*,S*(E)))-

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

RMQ0SKL6CI [DBID]
UNII:RMQ0SKL6CI [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.6±0.1 g/cm3
Boiling Point: 768.4±60.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.7 mmHg at 25°C
Enthalpy of Vaporization: 117.4±3.0 kJ/mol
Flash Point: 269.3±26.4 °C
Index of Refraction: 1.691
Molar Refractivity: 108.5±0.3 cm3
#H bond acceptors: 11
#H bond donors: 6
#Freely Rotating Bonds: 10
#Rule of 5 Violations: 2
ACD/LogP: 2.29
ACD/LogD (pH 5.5): -3.01
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -3.05
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 191 Å2
Polarizability: 43.0±0.5 10-24cm3
Surface Tension: 84.8±3.0 dyne/cm
Molar Volume: 283.6±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) =  1.47

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  678.75  (Adapted Stein & Brown method)
    Melting Pt (deg C):  296.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.35E-019  (Modified Grain method)
    Subcooled liquid VP: 4.55E-016 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):  2612
       log Kow used: 1.47 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  49304 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Acrylates-acid
       Phenols-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.40E-030  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  9.826E-023 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.47  (KowWin est)
  Log Kaw used:  -28.008  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  29.478
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.2037
   Biowin2 (Non-Linear Model)     :   0.9971
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9018  (weeks       )
   Biowin4 (Primary Survey Model) :   4.1751  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4955
   Biowin6 (MITI Non-Linear Model):   0.1253
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3806
 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):  6.07E-014 Pa (4.55E-016 mm Hg)
  Log Koa (Koawin est  ): 29.478
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.95E+007 
       Octanol/air (Koa) model:  7.38E+016 
   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 = 118.6795 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant = 121.3395 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    1.081 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =    1.058 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.050000 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =     2.100000 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     1.091 Days (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =    13.097 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   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    :  2301
      Log Koc:  3.362 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.630E-004  L/mol-sec
  Kb Half-Life at pH 8:      83.501  years  
  Kb Half-Life at pH 7:     835.011  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 1.47 (estimated)

 Volatilization from Water:
    Henry LC:  2.4E-030 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.166E+026  hours   (2.152E+025 days)
    Half-Life from Model Lake : 5.635E+027  hours   (2.348E+026 days)

 Removal In Wastewater Treatment:
    Total removal:               1.96  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.87  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       2.18e-013       2            1000       
   Water     29.5            360          1000       
   Soil      70.4            720          1000       
   Sediment  0.069           3.24e+003    0          
     Persistence Time: 649 hr




                    

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