ChemSpider 2D Image | (R)-1-Amino-1-[5-(dimethylamino)-1,3,4-thiadiazol-2-yl]methanesulfonamide | C5H11N5O2S2

(R)-1-Amino-1-[5-(dimethylamino)-1,3,4-thiadiazol-2-yl]methanesulfonamide

  • Molecular FormulaC5H11N5O2S2
  • Average mass237.303 Da
  • Monoisotopic mass237.035416 Da
  • ChemSpider ID7822453
  • defined stereocentres - 1 of 1 defined stereocentres


More details:






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

(R)-1-Amino-1-[5-(dimethylamino)-1,3,4-thiadiazol-2-yl]methanesulfonamide [ACD/IUPAC Name]
(R)-1-Amino-1-[5-(diméthylamino)-1,3,4-thiadiazol-2-yl]méthanesulfonamide [French] [ACD/IUPAC Name]
(R)-1-Amino-1-[5-(dimethylamino)-1,3,4-thiadiazol-2-yl]methansulfonamid [German] [ACD/IUPAC Name]
1,3,4-Thiadiazole-2-methanesulfonamide, α-amino-5-(dimethylamino)-, (αR)- [ACD/Index Name]
5DS

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

Density: 1.6±0.1 g/cm3
Boiling Point: 434.8±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.0 mmHg at 25°C
Enthalpy of Vaporization: 69.1±3.0 kJ/mol
Flash Point: 216.8±31.5 °C
Index of Refraction: 1.650
Molar Refractivity: 54.3±0.4 cm3
#H bond acceptors: 7
#H bond donors: 4
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: -0.94
ACD/LogD (pH 5.5): -1.39
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 4.14
ACD/LogD (pH 7.4): -1.40
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 4.12
Polar Surface Area: 152 Å2
Polarizability: 21.5±0.5 10-24cm3
Surface Tension: 89.4±3.0 dyne/cm
Molar Volume: 148.8±3.0 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) =  -2.58

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  412.27  (Adapted Stein & Brown method)
    Melting Pt (deg C):  171.62  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.27E-007  (Modified Grain method)
    Subcooled liquid VP: 4.18E-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):  1e+006
       log Kow used: -2.58 (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
       Benzyl Amines

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.78E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.965E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -2.58  (KowWin est)
  Log Kaw used:  -11.811  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.231
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5831
   Biowin2 (Non-Linear Model)     :   0.1864
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4444  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2607  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0543
   Biowin6 (MITI Non-Linear Model):   0.0058
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1875
 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):  0.000557 Pa (4.18E-006 mm Hg)
  Log Koa (Koawin est  ): 9.231
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00538 
       Octanol/air (Koa) model:  0.000418 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.163 
       Mackay model           :  0.301 
       Octanol/air (Koa) model:  0.0323 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 164.9572 E-12 cm3/molecule-sec
      Half-Life =     0.065 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.778 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.232 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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: -2.58 (estimated)

 Volatilization from Water:
    Henry LC:  3.78E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.386E+010  hours   (9.942E+008 days)
    Half-Life from Model Lake : 2.603E+011  hours   (1.085E+010 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       6.64e-007       1.56         1000       
   Water     46.5            900          1000       
   Soil      53.5            1.8e+003     1000       
   Sediment  0.0892          8.1e+003     0          
     Persistence Time: 973 hr




                    

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