salacetamide C9H9NO3 structure – Flashcards

Flashcard maker : Roy Johnson

Molecular Formula C9H9NO3
Average mass 179.173 Da
Density 1.3±0.1 g/cm3
Boiling Point 375.4±34.0 °C at 760 mmHg
Flash Point 180.9±25.7 °C
Molar Refractivity 46.4±0.3 cm3
Polarizability 18.4±0.5 10-24cm3
Surface Tension 51.7±3.0 dyne/cm
Molar Volume 141.8±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Predicted – Mcule
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      148 °C Jean-Claude Bradley Open Melting Point Dataset 19818, 8987
  • Gas Chromatography
    • Retention Index (Kovats):

      1749 (estimated with error: 89) NIST Spectra mainlib_291956, replib_97023

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

Density: 1.3±0.1 g/cm3
Boiling Point: 375.4±34.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 64.7±3.0 kJ/mol
Flash Point: 180.9±25.7 °C
Index of Refraction: 1.568
Molar Refractivity: 46.4±0.3 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.91
ACD/LogD (pH 5.5): 1.02
ACD/BCF (pH 5.5): 3.48
ACD/KOC (pH 5.5): 84.88
ACD/LogD (pH 7.4): 0.84
ACD/BCF (pH 7.4): 2.34
ACD/KOC (pH 7.4): 56.97
Polar Surface Area: 66 Å2
Polarizability: 18.4±0.5 10-24cm3
Surface Tension: 51.7±3.0 dyne/cm
Molar Volume: 141.8±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) = 0.98

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 448.62 (Adapted Stein & Brown method)
 Melting Pt (deg C): 188.60 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 5E-009 (Modified Grain method)
 MP (exp database): 148 deg C
 Subcooled liquid VP: 8.88E-008 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): 3.093e+004
 log Kow used: 0.98 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 3.2668e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.49E-009 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 3.811E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 0.98 (KowWin est)
 Log Kaw used: -7.215 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 8.195
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.7781
 Biowin2 (Non-Linear Model) : 0.7979
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8596 (weeks )
 Biowin4 (Primary Survey Model) : 3.6289 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.2766
 Biowin6 (MITI Non-Linear Model): 0.1600
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.4555
 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): 1.18E-005 Pa (8.88E-008 mm Hg)
 Log Koa (Koawin est ): 8.195
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 0.253 
 Octanol/air (Koa) model: 3.85E-005 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.901 
 Mackay model : 0.953 
 Octanol/air (Koa) model: 0.00307 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 36.1229 E-12 cm3/molecule-sec
 Half-Life = 0.296 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 3.553 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Reaction With Nitrate Radicals May Be Important!
 Fraction sorbed to airborne particulates (phi): 0.927 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 72.54
 Log Koc: 1.861 

 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: 0.98 (estimated)

 Volatilization from Water:
 Henry LC: 1.49E-009 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 5.26E+005 hours (2.192E+004 days)
 Half-Life from Model Lake : 5.738E+006 hours (2.391E+005 days)

 Removal In Wastewater Treatment:
 Total removal: 1.88 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.79 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 0.138 7.11 1000 
 Water 36.1 360 1000 
 Soil 63.7 720 1000 
 Sediment 0.072 3.24e+003 0 
 Persistence Time: 550 hr




 

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