ChemSpider 2D Image | L-Dihydrofolic acid | C19H21N7O6

L-Dihydrofolic acid

  • Molecular FormulaC19H21N7O6
  • Average mass443.413 Da
  • Monoisotopic mass443.155334 Da
  • ChemSpider ID89228
  • defined stereocentres - 1 of 1 defined stereocentres


More details:






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

L-Dihydrofolic acid
4033-27-6 [RN]
7,8-Dihydrofolic acid
7,8-Dihydro-L-folic acid
7,8-Dihydropteroyl-L-glutamic acid
Acide N-(4-{[(2-amino-4-oxo-1,4,7,8-tétrahydro-6-ptéridinyl)méthyl]amino}benzoyl)-L-glutamique [French] [ACD/IUPAC Name]
Dihydrofolic acid
L-Glutamic acid, N-[4-[[(2-amino-3,4,7,8-tetrahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]- [ACD/Index Name]
N-(4-{[(2-Amino-4-oxo-1,4,7,8-tetrahydro-6-pteridinyl)methyl]amino}benzoyl)-L-glutamic acid [ACD/IUPAC Name]
N-(4-{[(2-Amino-4-oxo-1,4,7,8-tetrahydro-6-pteridinyl)methyl]amino}benzoyl)-L-glutaminsäure [German] [ACD/IUPAC Name]
More...

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

AIDS123129 [DBID]
AIDS-123129 [DBID]
C00415 [DBID]
CHEBI:15633 [DBID]
NSC 165989 [DBID]

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

Density: 1.7±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.763
Molar Refractivity: 107.8±0.5 cm3
#H bond acceptors: 13
#H bond donors: 8
#Freely Rotating Bonds: 9
#Rule of 5 Violations: 2
ACD/LogP: -3.78
ACD/LogD (pH 5.5): -5.70
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -6.08
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 208 Å2
Polarizability: 42.7±0.5 10-24cm3
Surface Tension: 80.7±7.0 dyne/cm
Molar Volume: 261.4±7.0 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) =  -1.87

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  889.32  (Adapted Stein & Brown method)
    Melting Pt (deg C):  349.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.18E-022  (Modified Grain method)
    Subcooled liquid VP: 1.12E-018 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):  3158
       log Kow used: -1.87 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.31E-030  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.028E-026 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.87  (KowWin est)
  Log Kaw used:  -28.025  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  26.155
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8121
   Biowin2 (Non-Linear Model)     :   0.4732
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7838  (weeks       )
   Biowin4 (Primary Survey Model) :   4.1195  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0923
   Biowin6 (MITI Non-Linear Model):   0.0012
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0484
 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):  1.49E-016 Pa (1.12E-018 mm Hg)
  Log Koa (Koawin est  ): 26.155
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.01E+010 
       Octanol/air (Koa) model:  3.51E+013 
   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 = 231.7229 E-12 cm3/molecule-sec
      Half-Life =     0.046 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.554 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.175000 E-17 cm3/molecule-sec
      Half-Life =     6.549 Days (at 7E11 mol/cm3)
   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    :  1.319E+004
      Log Koc:  4.120 

 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 = 0.500 (BCF = 3.162)
       log Kow used: -1.87 (estimated)

 Volatilization from Water:
    Henry LC:  2.31E-030 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.337E+026  hours   (2.224E+025 days)
    Half-Life from Model Lake : 5.822E+027  hours   (2.426E+026 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  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       1.38e-010       1.1          1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr




                    

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