2,4-DINITROPHENYL THIOCYANATE C7H3N3O4S structure – Flashcards

Flashcard maker : Patrick Marsh

C7H3N3O4S structure
Molecular Formula C7H3N3O4S
Average mass 225.181 Da
Density 1.6±0.1 g/cm3
Boiling Point 368.4±32.0 °C at 760 mmHg
Flash Point 176.6±25.1 °C
Molar Refractivity 51.4±0.4 cm3
Polarizability 20.4±0.5 10-24cm3
Surface Tension 85.0±5.0 dyne/cm
Molar Volume 138.2±5.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      139 °C TCI T0199
      138-140 °C Alfa Aesar
      139 °C Jean-Claude Bradley Open Melting Point Dataset 1551
      138 °C Biosynth W-201444
      138-140 °C Alfa Aesar B24147
    • Experimental Boiling Point:

      368.35 °C Biosynth W-201444
    • Experimental Flash Point:

      176.57 °C Biosynth W-201444
  • Predicted Physico-chemical Properties
    • Predicted Melting Point:

      139 °C TCI
      139 °C TCI T0199
  • Miscellaneous
    • Safety:

      26-36/37 Alfa Aesar B24147
      32-36/37/38-68 Alfa Aesar B24147
      H341-H315-H319-H335-EUH032 Alfa Aesar B24147
      P261-P280-P281-P305+P351+P338-P405-P501a Alfa Aesar B24147
      Warning Alfa Aesar B24147
      WARNING: Irreversible damage risk, protect skin/eyes/lungs. Alfa Aesar B24147
  • Gas Chromatography
    • Retention Index (Kovats):

      2081 (estimated with error: 89) NIST Spectra mainlib_229905, replib_53792, replib_292079
    • Retention Index (Linear):

      1925 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Start T: 60 C; End T: 270 C; CAS no: 1594565; Active phase: VF-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Pu, Q.-L., Retention Data. NIST Mass Spectrometry Data Center., 2010.) NIST Spectra nist ri

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

Density: 1.6±0.1 g/cm3
Boiling Point: 368.4±32.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 61.5±3.0 kJ/mol
Flash Point: 176.6±25.1 °C
Index of Refraction: 1.666
Molar Refractivity: 51.4±0.4 cm3
#H bond acceptors: 7
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 2.50
ACD/LogD (pH 5.5): 2.07
ACD/BCF (pH 5.5): 22.03
ACD/KOC (pH 5.5): 318.44
ACD/LogD (pH 7.4): 2.07
ACD/BCF (pH 7.4): 22.03
ACD/KOC (pH 7.4): 318.44
Polar Surface Area: 141 Å2
Polarizability: 20.4±0.5 10-24cm3
Surface Tension: 85.0±5.0 dyne/cm
Molar Volume: 138.2±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) = 2.04

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 389.28 (Adapted Stein & Brown method)
 Melting Pt (deg C): 146.35 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 8.88E-007 (Modified Grain method)
 Subcooled liquid VP: 1.51E-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): 240.2
 log Kow used: 2.04 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 120.74 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.36E-010 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 1.095E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 2.04 (KowWin est)
 Log Kaw used: -8.255 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 10.295
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.0303
 Biowin2 (Non-Linear Model) : 0.0055
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.3624 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.3061 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : -0.3083
 Biowin6 (MITI Non-Linear Model): 0.0002
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.1217
 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): 0.00201 Pa (1.51E-005 mm Hg)
 Log Koa (Koawin est ): 10.295
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 0.00149 
 Octanol/air (Koa) model: 0.00484 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.0511 
 Mackay model : 0.107 
 Octanol/air (Koa) model: 0.279 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 0.0141 E-12 cm3/molecule-sec
 Half-Life = 759.523 Days (12-hr day; 1.5E6 OH/cm3)
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 0.0788 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 245.8
 Log Koc: 2.391 

 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 = 0.868 (BCF = 7.373)
 log Kow used: 2.04 (estimated)

 Volatilization from Water:
 Henry LC: 1.36E-010 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 6.46E+006 hours (2.692E+005 days)
 Half-Life from Model Lake : 7.047E+007 hours (2.936E+006 days)

 Removal In Wastewater Treatment:
 Total removal: 2.28 percent
 Total biodegradation: 0.10 percent
 Total sludge adsorption: 2.19 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 0.00137 1.82e+004 1000 
 Water 22.3 900 1000 
 Soil 77.6 1.8e+003 1000 
 Sediment 0.0904 8.1e+003 0 
 Persistence Time: 1.44e+003 hr




 

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