Please login to be able to add spectra, identifiers, links and publications.
Inherent Properties, Identifiers and References
ChemSpider ID: 14565435
Empirical Formula: C7H4N2OS2
Molecular Weight: 196.2495
Nominal Mass: 196 Da
Average Mass: 196.2495 Da
Monoisotopic Mass: 195.976503 Da
Quick Links: Permalink Similar Isomers
Systematic Name: 3-hydroxy-5-methylsulfanyl-thiophene-2,4-dicarbonitrile
SMILES: N#Cc1c(O)c(C#N)sc1SC
InChI: InChI=1/C7H4N2OS2/c1-11-7-4(2-8)6(10)5(3-9)12-7/h10H,1H3
InChIKey: YQNDCILINOKUTH-UHFFFAOYAT
Associated Data Sources and Commercial Suppliers Filter
(Details...) Predicted Properties
LogP: ACD/LogP: 2.10
# of Rule of 5 Violations: 0
ACD/LogD (pH 5.5): 0.21 ACD/LogD (pH 7.4):
ACD/BCF (pH 5.5): 1 ACD/BCF (pH 7.4): 1
ACD/KOC (pH 5.5): 4.27 ACD/KOC (pH 7.4): 1
#H bond acceptors: 3 #H bond donors: 1
#Freely Rotating Bonds: 2 Polar Surface Area: 121.35 Å2
Index of Refraction: 1.68 Molar Refractivity: 48.19 cm3
Molar Volume: 127.3 cm3 Polarizability: 19.1 10-24cm3
Surface Tension: 89.1 dyne/cm Density: 1.54 g/cm3
Flash Point: 164.7 °C Enthalpy of Vaporization: 61.66 kJ/mol
Boiling Point: 348.7 °C at 760 mmHg Vapour Pressure: 2.45E-05 mmHg at 25°C
            
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  1.58

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  365.49  (Adapted Stein & Brown method)
    Melting Pt (deg C):  140.45  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  9.56E-007  (Modified Grain method)
    Subcooled liquid VP: 1.4E-005 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):  1115
       log Kow used: 1.58 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  2341.9 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.29E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.214E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.58  (KowWin est)
  Log Kaw used:  -10.470  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.050
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.3839
   Biowin2 (Non-Linear Model)     :   1.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6571  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4739  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3363
   Biowin6 (MITI Non-Linear Model):   0.1030
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8372
 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):  0.00187 Pa (1.4E-005 mm Hg)
  Log Koa (Koawin est  ): 12.050
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00161 
       Octanol/air (Koa) model:  0.275 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0549 
       Mackay model           :  0.114 
       Octanol/air (Koa) model:  0.957 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   2.1784 E-12 cm3/molecule-sec
      Half-Life =     4.910 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    58.920 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.0844 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  897.9
      Log Koc:  2.953 

 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 = 0.515 (BCF = 3.275)
       log Kow used: 1.58 (estimated)

 Volatilization from Water:
    Henry LC:  8.29E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 9.894E+008  hours   (4.122E+007 days)
    Half-Life from Model Lake : 1.079E+010  hours   (4.497E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               2.00  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.91  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       9.89e-006       118          1000       
   Water     31.3            900          1000       
   Soil      68.6            1.8e+003     1000       
   Sediment  0.083           8.1e+003     0          
     Persistence Time: 1.22e+003 hr