2-Amino-5H-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one

Names and Identifiers

ChemSpider Searches

Properties

Predicted - ACD/Labs
Predicted - EPISuite
Predicted - ChemAxon

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

ACD/LogP:	1.47	# of Rule of 5 Violations:	0
ACD/LogD (pH 5.5):	1.47	ACD/LogD (pH 7.4):	1.47
ACD/BCF (pH 5.5):	7.72	ACD/BCF (pH 7.4):	7.72
ACD/KOC (pH 5.5):	150.27	ACD/KOC (pH 7.4):	150.27
#H bond acceptors:	5	#H bond donors:	2
#Freely Rotating Bonds:	0	Polar Surface Area:	96.35 Å²
Index of Refraction:	1.919	Molar Refractivity:	57.014 cm³
Molar Volume:	120.741 cm³	Polarizability:	22.602 10^-24cm³
Surface Tension:	91.4940032958984 dyne/cm	Density:	1.808 g/cm³
Flash Point:	210.66 °C	Enthalpy of Vaporization:	67.925 kJ/mol
Boiling Point:	424.715 °C at 760 mmHg	Vapour Pressure:	0 mmHg at 25°C

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -0.17

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  406.46  (Adapted Stein & Brown method)
    Melting Pt (deg C):  168.91  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.89E-007  (Modified Grain method)
    Subcooled liquid VP: 5.79E-006 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):  2395
       log Kow used: -0.17 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.1059e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.56E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.266E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.17  (KowWin est)
  Log Kaw used:  -13.837  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.667
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6437
   Biowin2 (Non-Linear Model)     :   0.4775
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7169  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5329  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0958
   Biowin6 (MITI Non-Linear Model):   0.0358
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4544
 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):  0.000772 Pa (5.79E-006 mm Hg)
  Log Koa (Koawin est  ): 13.667
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00389 
       Octanol/air (Koa) model:  11.4 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.123 
       Mackay model           :  0.237 
       Octanol/air (Koa) model:  0.999 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  29.8189 E-12 cm3/molecule-sec
      Half-Life =     0.359 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.304 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.18 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1077
      Log Koc:  3.032 

 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: -0.17 (estimated)

 Volatilization from Water:
    Henry LC:  3.56E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  2.43E+012  hours   (1.012E+011 days)
    Half-Life from Model Lake :  2.65E+013  hours   (1.104E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       5.85e-009       8.61         1000       
   Water     46              900          1000       
   Soil      53.9            1.8e+003     1000       
   Sediment  0.0889          8.1e+003     0          
     Persistence Time: 979 hr

Patents	Personal Collections
Publication or Magazine Article	Web-based Article (blog or commentary)
Available Chemicals Databases	Biological Properties
Chemical Reactions	Chemical Safety Data
Drugs or Compounds in Development	Imaging Agents
Information Aggregators	Journal Publishers via MeSH
Ligand/binding/crystal Structure Databases	Metabolic Pathways
Molecular Libraries Screening Center Network	Natural Products
NIH Substance Repository	Physical Properties (including SAR/QSAR databases)
Protein 3D Structures	Spectroscopy Databases
Substance Vendors	Theoretical Properties
Toxicology/Environmental Databases	Virtual Library

Want to comment
on this record?

SMILES:

Std. InChI:

Std. InChIKey:

Names and Identifiers

ChemSpider Searches

Search ChemSpider for:

Search external sites for this structure:

Properties

Spectra

CIFs

Chemical Vendors

Data Sources

Patents

Pharmacological Links