ChemSpider 2D Image | (2R,3R)-3-(4-Hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-5-methoxy-2,3-dihydro-9H-[1,4]dioxino[2,3-h]chromen-9-one | C21H20O9

(2R,3R)-3-(4-Hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-5-methoxy-2,3-dihydro-9H-[1,4]dioxino[2,3-h]chromen-9-one

  • Molecular FormulaC21H20O9
  • Average mass416.378 Da
  • Monoisotopic mass416.110718 Da
  • ChemSpider ID9639016
  • defined stereocentres - 2 of 2 defined stereocentres


More details:






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

(2R,3R)-3-(4-Hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-5-methoxy-2,3-dihydro-9H-[1,4]dioxino[2,3-h]chromen-9-on [German] [ACD/IUPAC Name]
(2R,3R)-3-(4-Hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-5-methoxy-2,3-dihydro-9H-[1,4]dioxino[2,3-h]chromen-9-one [ACD/IUPAC Name]
(2R,3R)-3-(4-Hydroxy-3,5-diméthoxyphényl)-2-(hydroxyméthyl)-5-méthoxy-2,3-dihydro-9H-[1,4]dioxino[2,3-h]chromén-9-one [French] [ACD/IUPAC Name]
9H-Pyrano[2,3-f]-1,4-benzodioxin-9-one, 2,3-dihydro-3-(4-hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-5-methoxy-, (2R,3R)- [ACD/Index Name]
[84575-10-0]
84575-10-0 [RN]
Cleomiscosin C
MFCD17214939

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

Density: 1.4±0.1 g/cm3
Boiling Point: 647.8±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.0 mmHg at 25°C
Enthalpy of Vaporization: 100.4±3.0 kJ/mol
Flash Point: 229.9±25.0 °C
Index of Refraction: 1.606
Molar Refractivity: 103.1±0.3 cm3
#H bond acceptors: 9
#H bond donors: 2
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 0
ACD/LogP: 1.02
ACD/LogD (pH 5.5): 1.64
ACD/BCF (pH 5.5): 10.39
ACD/KOC (pH 5.5): 185.84
ACD/LogD (pH 7.4): 1.64
ACD/BCF (pH 7.4): 10.33
ACD/KOC (pH 7.4): 184.85
Polar Surface Area: 113 Å2
Polarizability: 40.9±0.5 10-24cm3
Surface Tension: 54.1±3.0 dyne/cm
Molar Volume: 299.2±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) =  1.40

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  595.49  (Adapted Stein & Brown method)
    Melting Pt (deg C):  257.20  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.94E-016  (Modified Grain method)
    Subcooled liquid VP: 2.04E-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):  499.8
       log Kow used: 1.40 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  83.262 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.05E-022  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.511E-019 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.40  (KowWin est)
  Log Kaw used:  -19.432  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.832
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.6576
   Biowin2 (Non-Linear Model)     :   1.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3450  (weeks-months)
   Biowin4 (Primary Survey Model) :   4.0307  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   1.1090
   Biowin6 (MITI Non-Linear Model):   0.8905
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.5380
 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):  2.72E-011 Pa (2.04E-013 mm Hg)
  Log Koa (Koawin est  ): 20.832
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.1E+005 
       Octanol/air (Koa) model:  1.67E+008 
   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 = 250.5292 E-12 cm3/molecule-sec
      Half-Life =     0.043 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.512 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     2.100000 E-17 cm3/molecule-sec
      Half-Life =     0.546 Days (at 7E11 mol/cm3)
      Half-Life =     13.097 Hrs
   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    :  1.652E+004
      Log Koc:  4.218 

 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 = -0.272 (BCF = 0.5344)
       log Kow used: 1.40 (estimated)

 Volatilization from Water:
    Henry LC:  9.05E-022 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  1.32E+018  hours   (5.501E+016 days)
    Half-Life from Model Lake :  1.44E+019  hours   (6.001E+017 days)

 Removal In Wastewater Treatment:
    Total removal:               1.95  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.85  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       8.19e-008       0.95         1000       
   Water     34.8            900          1000       
   Soil      65.2            1.8e+003     1000       
   Sediment  0.0835          8.1e+003     0          
     Persistence Time: 1.15e+003 hr




                    

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