PLANNED MAINTENANCE

There will be scheduled maintenance work beginning on Wednesday 26th February 2020 from 11:00 AM through to 12.00 PM (GMT).

During this time, you may not be able to log into ChemSpider. We apologise for any inconvenience this might cause and thank you for your patience.


ChemSpider 2D Image | MFCD01741369 | C21H26N2O3

MFCD01741369

  • Molecular FormulaC21H26N2O3
  • Average mass354.443 Da
  • Monoisotopic mass354.194336 Da
  • ChemSpider ID107761
  • defined stereocentres - 5 of 5 defined stereocentres


More details:



Featured data source



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

(16α,17α,20α)-17-Hydroxyyohimban-16-carboxylate de méthyle [French] [ACD/IUPAC Name]
(1R,2S,4aS,13bS,14aS)-2-Hydroxy-1,2,3,4,4a,5,7,8,13,13b,14,14a-dodecahydro-indolo[2',3':3,4]pyrido[1,2-b]isoquinoline-1-carboxylic acid methyl ester
522-94-1 [RN]
alloyohimbine
Dibydroyohimbine
Methyl (16α,17α,20α)-17-hydroxyyohimban-16-carboxylate [ACD/IUPAC Name]
Methyl-(16α,17α,20α)-17-hydroxyjohimban-16-carboxylat [German] [ACD/IUPAC Name]
MFCD01741369
Yohimban-16-carboxylic acid, 17-hydroxy-, methyl ester, (16α,17α,20α)- [ACD/Index Name]
(16α,17α,20α)-17-hydroxyyohimban-16-carboxylic acid methyl ester
More...

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

60AHA8MSG9 [DBID]
UNII:60AHA8MSG9 [DBID]
UNII-60AHA8MSG9 [DBID]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 543.0±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.5 mmHg at 25°C
Enthalpy of Vaporization: 86.4±3.0 kJ/mol
Flash Point: 282.2±30.1 °C
Index of Refraction: 1.661
Molar Refractivity: 99.5±0.4 cm3
#H bond acceptors: 5
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.20
ACD/LogD (pH 5.5): -0.03
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.27
ACD/LogD (pH 7.4): 1.58
ACD/BCF (pH 7.4): 4.97
ACD/KOC (pH 7.4): 51.76
Polar Surface Area: 66 Å2
Polarizability: 39.4±0.5 10-24cm3
Surface Tension: 63.3±5.0 dyne/cm
Molar Volume: 269.1±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) =  2.11
    Log Kow (Exper. database match) =  2.54
       Exper. Ref:  Hansch,C et al. (1995)
    Log Kow (Exper. database match) =  2.73
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  501.95  (Adapted Stein & Brown method)
    Melting Pt (deg C):  213.51  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.5E-013  (Modified Grain method)
    MP  (exp database):  241 deg C
    Subcooled liquid VP: 1.63E-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):  276.5
       log Kow used: 2.73 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  248.75 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aliphatic Amines
       Esters

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.90E-017  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.265E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.73  (exp database)
  Log Kaw used:  -14.926  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.656
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7611
   Biowin2 (Non-Linear Model)     :   0.8216
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3864  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3382  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1939
   Biowin6 (MITI Non-Linear Model):   0.0220
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.9264
 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):  2.17E-008 Pa (1.63E-010 mm Hg)
  Log Koa (Koawin est  ): 17.656
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  138 
       Octanol/air (Koa) model:  1.11E+005 
   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 = 273.7079 E-12 cm3/molecule-sec
      Half-Life =     0.039 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    28.136 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   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    :  1.442E+004
      Log Koc:  4.159 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.212E-002  L/mol-sec
  Kb Half-Life at pH 8:       1.813  years  
  Kb Half-Life at pH 7:      18.126  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.402 (BCF = 25.24)
       log Kow used: 2.73 (expkow database)

 Volatilization from Water:
    Henry LC:  2.9E-017 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.801E+013  hours   (1.584E+012 days)
    Half-Life from Model Lake : 4.147E+014  hours   (1.728E+013 days)

 Removal In Wastewater Treatment:
    Total removal:               3.95  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     3.84  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       3.77e-006       0.938        1000       
   Water     14.2            900          1000       
   Soil      85.6            1.8e+003     1000       
   Sediment  0.181           8.1e+003     0          
     Persistence Time: 1.72e+003 hr




                    

Click to predict properties on the Chemicalize site






Advertisement