ChemSpider 2D Image | 5-Ethyl-3-thiophenecarbohydrazide | C7H10N2OS

5-Ethyl-3-thiophenecarbohydrazide

  • Molecular FormulaC7H10N2OS
  • Average mass170.232 Da
  • Monoisotopic mass170.051376 Da
  • ChemSpider ID3081075

More details:

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

3-Thiophenecarboxylic acid, 5-ethyl-, hydrazide [ACD/Index Name]
438225-57-1 [RN]
5-Ethyl-3-thiophencarbohydrazid [German] [ACD/IUPAC Name]
5-Ethyl-3-thiophenecarbohydrazide [ACD/IUPAC Name]
5-Éthyl-3-thiophènecarbohydrazide [French] [ACD/IUPAC Name]
5-Ethylthiophene-3-carbohydrazide
[438225-57-1] [RN]
2-ethylthiophene-4-carbohydrazide
3-Thiophenecarboxylic acid, 5-ethyl-, hydrazide (9CI)
AC1MYFU6
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

MFCD03419848 [DBID]

    Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

    Density: 1.2±0.1 g/cm3
    Boiling Point:
    Vapour Pressure:
    Enthalpy of Vaporization:
    Flash Point:
    Index of Refraction: 1.586
    Molar Refractivity: 46.7±0.3 cm3
    #H bond acceptors: 3
    #H bond donors: 3
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 0.92
    ACD/LogD (pH 5.5): 0.27
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 33.53
    ACD/LogD (pH 7.4): 0.28
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 33.64
    Polar Surface Area: 83 Å2
    Polarizability: 18.5±0.5 10-24cm3
    Surface Tension: 49.5±3.0 dyne/cm
    Molar Volume: 139.2±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) =  1.23

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  354.03  (Adapted Stein & Brown method)
    Melting Pt (deg C):  136.77  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.94E-006  (Modified Grain method)
    Subcooled liquid VP: 0.000106 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):  5424
       log Kow used: 1.23 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  7.9932e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.36E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.279E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.23  (KowWin est)
  Log Kaw used:  -9.522  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.752
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7212
   Biowin2 (Non-Linear Model)     :   0.7629
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7481  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5336  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2061
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4439
 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):  0.0141 Pa (0.000106 mm Hg)
  Log Koa (Koawin est  ): 10.752
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000212 
       Octanol/air (Koa) model:  0.0139 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00761 
       Mackay model           :  0.0167 
       Octanol/air (Koa) model:  0.526 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  16.5827 E-12 cm3/molecule-sec
      Half-Life =     0.645 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     7.740 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0122 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  169
      Log Koc:  2.228 

 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 = 0.250 (BCF = 1.777)
       log Kow used: 1.23 (estimated)

 Volatilization from Water:
    Henry LC:  7.36E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.038E+008  hours   (4.325E+006 days)
    Half-Life from Model Lake : 1.132E+009  hours   (4.718E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               1.91  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.82  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       9.17e-005       15.5         1000       
   Water     37.6            900          1000       
   Soil      62.3            1.8e+003     1000       
   Sediment  0.0844          8.1e+003     0          
     Persistence Time: 1.1e+003 hr

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