ChemSpider 2D Image | 2-Amino-4-(1-piperazinyl)-7,8-dihydro-6H-pyrano[3,2-d]pyrimidine-6-thiol | C11H17N5OS

2-Amino-4-(1-piperazinyl)-7,8-dihydro-6H-pyrano[3,2-d]pyrimidine-6-thiol

  • Molecular FormulaC11H17N5OS
  • Average mass267.351 Da
  • Monoisotopic mass267.115387 Da
  • ChemSpider ID119714

More details:






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

2-Amino-4-(1-piperazinyl)-7,8-dihydro-6H-pyrano[3,2-d]pyrimidin-6-thiol [German] [ACD/IUPAC Name]
2-Amino-4-(1-piperazinyl)-7,8-dihydro-6H-pyrano[3,2-d]pyrimidine-6-thiol [ACD/IUPAC Name]
2-Amino-4-(1-pipérazinyl)-7,8-dihydro-6H-pyrano[3,2-d]pyrimidine-6-thiol [French] [ACD/IUPAC Name]
6H-Pyrano[3,2-d]pyrimidine-6-thiol, 2-amino-7,8-dihydro-4-(1-piperazinyl)- [ACD/Index Name]
2-amino-4-(piperazin-1-yl)-7,8-dihydro-6h-pyrano[3,2-d]pyrimidine-6-thiol
87466-13-5 [RN]
93651-63-9 [RN]
ETHYL[5-AMINO-3-(2,4-DIMETHYLPHENYL)-1,2-DIHYDROPYRIDO[3,4-B]PYRAZIN-7-YL]CARBAMATE

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

Mtp 1403 [DBID]
Mtp-1403 [DBID]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 579.5±60.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.6 mmHg at 25°C
Enthalpy of Vaporization: 86.7±3.0 kJ/mol
Flash Point: 304.3±32.9 °C
Index of Refraction: 1.671
Molar Refractivity: 71.4±0.4 cm3
#H bond acceptors: 6
#H bond donors: 3
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: -0.27
ACD/LogD (pH 5.5): -2.68
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -0.35
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 5.20
Polar Surface Area: 115 Å2
Polarizability: 28.3±0.5 10-24cm3
Surface Tension: 77.4±5.0 dyne/cm
Molar Volume: 191.0±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) =  0.31

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  431.56  (Adapted Stein & Brown method)
    Melting Pt (deg C):  180.63  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.37E-008  (Modified Grain method)
    Subcooled liquid VP: 1.4E-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):  1.051e+005
       log Kow used: 0.31 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.4614e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aliphatic Amines
       Aromatic Amines
       Thiols(mercaptans)

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.04E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.128E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.31  (KowWin est)
  Log Kaw used:  -12.371  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.681
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5217
   Biowin2 (Non-Linear Model)     :   0.2724
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1101  (months      )
   Biowin4 (Primary Survey Model) :   3.1175  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0419
   Biowin6 (MITI Non-Linear Model):   0.0050
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.8437
 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):  0.000187 Pa (1.4E-006 mm Hg)
  Log Koa (Koawin est  ): 12.681
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0161 
       Octanol/air (Koa) model:  1.18 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.367 
       Mackay model           :  0.563 
       Octanol/air (Koa) model:  0.989 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 454.3334 E-12 cm3/molecule-sec
      Half-Life =     0.024 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    16.950 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.465 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  243.9
      Log Koc:  2.387 

 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: 0.31 (estimated)

 Volatilization from Water:
    Henry LC:  1.04E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 9.205E+010  hours   (3.835E+009 days)
    Half-Life from Model Lake : 1.004E+012  hours   (4.184E+010 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       2.1e-007        0.565        1000       
   Water     48              1.44e+003    1000       
   Soil      51.9            2.88e+003    1000       
   Sediment  0.0953          1.3e+004     0          
     Persistence Time: 1.2e+003 hr




                    

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