Ricinine C8H8N2O2 structure

C8H8N2O2 structure
Molecular Formula C8H8N2O2
Average mass 164.161 Da
Density 1.2±0.1 g/cm3
Boiling Point 370.9±42.0 °C at 760 mmHg
Flash Point 178.1±27.9 °C
Molar Refractivity 42.1±0.4 cm3
Polarizability 16.7±0.5 10-24cm3
Surface Tension 48.4±5.0 dyne/cm
Molar Volume 132.6±5.0 cm3

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

Density: 1.2±0.1 g/cm3
Boiling Point: 370.9±42.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 61.8±3.0 kJ/mol
Flash Point: 178.1±27.9 °C
Index of Refraction: 1.548
Molar Refractivity: 42.1±0.4 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -0.53
ACD/LogD (pH 5.5): -0.24
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 17.63
ACD/LogD (pH 7.4): -0.24
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 17.63
Polar Surface Area: 53 Å2
Polarizability: 16.7±0.5 10-24cm3
Surface Tension: 48.4±5.0 dyne/cm
Molar Volume: 132.6±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) = -0.45

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 334.51 (Adapted Stein & Brown method)
 Melting Pt (deg C): 109.13 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 4.2E-006 (Modified Grain method)
 MP (exp database): 201.5 deg C
 Subcooled liquid VP: 0.000307 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): 4195
 log Kow used: -0.45 (estimated)
 no-melting pt equation used
 Water Sol (Exper. database match) = 2700 mg/L (10 deg C)
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 1e+006 mg/L
 Wat Sol (Exper. database match) = 2700.00
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Allylic/Vinyl Nitriles
 Vinyl/Allyl Ethers
 Acrylamides

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 5.16E-012 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 2.163E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: -0.45 (KowWin est)
 Log Kaw used: -9.676 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 9.226
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.8392
 Biowin2 (Non-Linear Model) : 0.9899
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.6911 (weeks-months)
 Biowin4 (Primary Survey Model) : 3.7414 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.4367
 Biowin6 (MITI Non-Linear Model): 0.2488
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): -0.2952
 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): 0.0409 Pa (0.000307 mm Hg)
 Log Koa (Koawin est ): 9.226
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 7.33E-005 
 Octanol/air (Koa) model: 0.000413 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.00264 
 Mackay model : 0.00583 
 Octanol/air (Koa) model: 0.032 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 27.7440 E-12 cm3/molecule-sec
 Half-Life = 0.386 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 4.626 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 0.202500 E-17 cm3/molecule-sec
 Half-Life = 5.659 Days (at 7E11 mol/cm3)
 Fraction sorbed to airborne particulates (phi): 0.00423 (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: -0.45 (estimated)

 Volatilization from Water:
 Henry LC: 5.16E-012 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1.454E+008 hours (6.057E+006 days)
 Half-Life from Model Lake : 1.586E+009 hours (6.608E+007 days)

 Removal In Wastewater Treatment:
 Total removal: 1.85 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.76 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 7.44e-005 8.66 1000 
 Water 46.2 900 1000 
 Soil 53.7 1.8e+003 1000 
 Sediment 0.089 8.1e+003 0 
 Persistence Time: 976 hr




 

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