ChemSpider 2D Image | Guanine | C5H5N5O

Guanine

  • Molecular FormulaC5H5N5O
  • Average mass151.126 Da
  • Monoisotopic mass151.049408 Da
  • ChemSpider ID744

More details:



Featured data source



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

2-amino-3,7-dihydro-6H-purin-6-one
2-amino-9H-purin-6-ol
2-amino-Hypoxanthine
73-40-5 [RN]
7H-Purin-6-ol, 2-amino- [ACD/Index Name]
9H-purin-6-ol, 2-amino-
Guanin [German] [ACD/IUPAC Name]
Guanine [ACD/IUPAC Name] [Wiki]
Guanine [French] [ACD/IUPAC Name]
(9H)-guanine
More...

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

CHEBI:16235 [DBID]
AI3-24393 [DBID]
AIDS045523 [DBID]
AIDS-045523 [DBID]
bmse000090 [DBID]
C.I. 75170 [DBID]
C00242 [DBID]
CI 75170 [DBID]
G1147_SIGMA [DBID]
G11950_ALDRICH [DBID]
More...

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

Density: 2.2±0.1 g/cm3
Boiling Point: 561.5±42.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.6 mmHg at 25°C
Enthalpy of Vaporization: 88.8±3.0 kJ/mol
Flash Point: 293.4±27.9 °C
Index of Refraction: 2.047
Molar Refractivity: 35.5±0.5 cm3
#H bond acceptors: 6
#H bond donors: 4
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -2.03
ACD/LogD (pH 5.5): -3.90
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -4.48
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 97 Å2
Polarizability: 14.1±0.5 10-24cm3
Surface Tension: 124.1±7.0 dyne/cm
Molar Volume: 68.8±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) =  -1.77

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  493.85  (Adapted Stein & Brown method)
    Melting Pt (deg C):  209.73  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.29E-010  (Modified Grain method)
    Subcooled liquid VP: 3.93E-008 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):  1e+006
       log Kow used: -1.77 (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
       Imidazoles

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.62E-017  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.531E-017 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.77  (KowWin est)
  Log Kaw used:  -14.970  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.200
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4418
   Biowin2 (Non-Linear Model)     :   0.2603
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7302  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5213  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1131
   Biowin6 (MITI Non-Linear Model):   0.0500
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4628
 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):  5.24E-006 Pa (3.93E-008 mm Hg)
  Log Koa (Koawin est  ): 13.200
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.573 
       Octanol/air (Koa) model:  3.89 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.954 
       Mackay model           :  0.979 
       Octanol/air (Koa) model:  0.997 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  74.7654 E-12 cm3/molecule-sec
      Half-Life =     0.143 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.717 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.966 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  27.27
      Log Koc:  1.436 

 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: -1.77 (estimated)

 Volatilization from Water:
    Henry LC:  2.62E-017 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.747E+013  hours   (1.145E+012 days)
    Half-Life from Model Lake : 2.997E+014  hours   (1.249E+013 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       1.19e-008       3.43         1000       
   Water     46.4            900          1000       
   Soil      53.5            1.8e+003     1000       
   Sediment  0.0891          8.1e+003     0          
     Persistence Time: 973 hr




                    

Click to predict properties on the Chemicalize site


Feedback Form