Sulphoridazine C21H26N2O2S2 structure – Flashcards

Flashcard maker : Isabel Padilla

Molecular Formula C21H26N2O2S2
Average mass 402.573 Da
Density 1.2±0.1 g/cm3
Boiling Point 589.1±50.0 °C at 760 mmHg
Flash Point 310.1±30.1 °C
Molar Refractivity 113.6±0.4 cm3
Polarizability 45.0±0.5 10-24cm3
Surface Tension 45.6±3.0 dyne/cm
Molar Volume 329.5±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Gas Chromatography
    • Retention Index (Kovats):

      3360 (estimated with error: 89) NIST Spectra mainlib_248714
    • Retention Index (Normal Alkane):

      3386.5 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.53 mm; Column length: 12 m; Column type: Capillary; Heat rate: .5 K/min; Start T: 100 C; End T: 310 C; End time: 10 min; Start time: 2 min; CAS no: 14759069; Active phase: DB-5; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Drummer, O.H.; Horomidis, S.; Kourtis, S.K.; Syrjanen, M.L.; Tippet, P., Capillary gas chromatographic drug screen for use in forensic toxicology, J. Anal. Toxicol., 18, 1994, 134-138.) NIST Spectra nist ri

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

Density: 1.2±0.1 g/cm3
Boiling Point: 589.1±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.7 mmHg at 25°C
Enthalpy of Vaporization: 87.9±3.0 kJ/mol
Flash Point: 310.1±30.1 °C
Index of Refraction: 1.606
Molar Refractivity: 113.6±0.4 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 4.51
ACD/LogD (pH 5.5): 1.50
ACD/BCF (pH 5.5): 1.48
ACD/KOC (pH 5.5): 6.14
ACD/LogD (pH 7.4): 2.22
ACD/BCF (pH 7.4): 7.87
ACD/KOC (pH 7.4): 32.78
Polar Surface Area: 74 Å2
Polarizability: 45.0±0.5 10-24cm3
Surface Tension: 45.6±3.0 dyne/cm
Molar Volume: 329.5±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) = 4.42

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 525.83 (Adapted Stein & Brown method)
 Melting Pt (deg C): 224.67 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 4.4E-011 (Modified Grain method)
 Subcooled liquid VP: 6.06E-009 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): 0.394
 log Kow used: 4.42 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 11.049 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.19E-013 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 5.915E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 4.42 (KowWin est)
 Log Kaw used: -11.313 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 15.733
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.1454
 Biowin2 (Non-Linear Model) : 0.0008
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 1.7999 (months )
 Biowin4 (Primary Survey Model) : 2.6909 (weeks-months)
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : -0.4066
 Biowin6 (MITI Non-Linear Model): 0.0003
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -2.5294
 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): 8.08E-007 Pa (6.06E-009 mm Hg)
 Log Koa (Koawin est ): 15.733
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 3.71 
 Octanol/air (Koa) model: 1.33E+003 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.993 
 Mackay model : 0.997 
 Octanol/air (Koa) model: 1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 231.8927 E-12 cm3/molecule-sec
 Half-Life = 0.046 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 0.553 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 0.995 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 1.702E+005
 Log Koc: 5.231 

 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 = 2.702 (BCF = 503)
 log Kow used: 4.42 (estimated)

 Volatilization from Water:
 Henry LC: 1.19E-013 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 9.872E+009 hours (4.113E+008 days)
 Half-Life from Model Lake : 1.077E+011 hours (4.487E+009 days)

 Removal In Wastewater Treatment:
 Total removal: 51.76 percent
 Total biodegradation: 0.49 percent
 Total sludge adsorption: 51.27 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 0.000115 1.11 1000 
 Water 7.86 1.44e+003 1000 
 Soil 85.7 2.88e+003 1000 
 Sediment 6.44 1.3e+004 0 
 Persistence Time: 3.05e+003 hr




 

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