Adrenochrome C9H9NO3 structure – Flashcards

Flashcard maker : Linda Lynch

Molecular Formula C9H9NO3
Average mass 179.173 Da
Density 1.4±0.1 g/cm3
Boiling Point 375.1±42.0 °C at 760 mmHg
Flash Point 180.7±27.9 °C
Molar Refractivity 44.6±0.4 cm3
Polarizability 17.7±0.5 10-24cm3
Surface Tension 61.2±5.0 dyne/cm
Molar Volume 125.4±5.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      110 °C (Decomposes) LabNetwork LN01273226

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

Density: 1.4±0.1 g/cm3
Boiling Point: 375.1±42.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.9 mmHg at 25°C
Enthalpy of Vaporization: 72.0±6.0 kJ/mol
Flash Point: 180.7±27.9 °C
Index of Refraction: 1.630
Molar Refractivity: 44.6±0.4 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -1.05
ACD/LogD (pH 5.5): -0.68
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 10.09
ACD/LogD (pH 7.4): -0.68
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 10.14
Polar Surface Area: 58 Å2
Polarizability: 17.7±0.5 10-24cm3
Surface Tension: 61.2±5.0 dyne/cm
Molar Volume: 125.4±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) = -1.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 336.79 (Adapted Stein & Brown method)
 Melting Pt (deg C): 123.13 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 1.31E-006 (Modified Grain method)
 Subcooled liquid VP: 1.24E-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): 1e+006
 log Kow used: -1.52 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 1e+006 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Aliphatic Amines
 Vinyl/Allyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 7.19E-016 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 3.088E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: -1.52 (KowWin est)
 Log Kaw used: -13.532 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 12.012
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6157
 Biowin2 (Non-Linear Model) : 0.3451
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.7084 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.4307 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.3004
 Biowin6 (MITI Non-Linear Model): 0.0912
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.4132
 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): 0.00165 Pa (1.24E-005 mm Hg)
 Log Koa (Koawin est ): 12.012
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 0.00181 
 Octanol/air (Koa) model: 0.252 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.0615 
 Mackay model : 0.127 
 Octanol/air (Koa) model: 0.953 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 98.6977 E-12 cm3/molecule-sec
 Half-Life = 0.108 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 1.300 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 5.265000 E-17 cm3/molecule-sec
 Half-Life = 0.218 Days (at 7E11 mol/cm3)
 Half-Life = 5.224 Hrs
 Fraction sorbed to airborne particulates (phi): 0.0941 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 10
 Log Koc: 1.000 

 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: -1.52 (estimated)

 Volatilization from Water:
 Henry LC: 7.19E-016 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1.09E+012 hours (4.542E+010 days)
 Half-Life from Model Lake : 1.189E+013 hours (4.955E+011 days)

 Removal In Wastewater Treatment:
 Total removal: 1.85 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.75 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 1.08e-008 1.74 1000 
 Water 46.4 900 1000 
 Soil 53.5 1.8e+003 1000 
 Sediment 0.0891 8.1e+003 0 
 Persistence Time: 973 hr




 

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