2,6-diformyl-4-methylphenol C9H8O3 structure

C9H8O3 structure
Molecular Formula C9H8O3
Average mass 164.158 Da
Density 1.3±0.1 g/cm3
Boiling Point 237.4±40.0 °C at 760 mmHg
Flash Point 111.6±23.8 °C
Molar Refractivity 46.5±0.3 cm3
Polarizability 18.4±0.5 10-24cm3
Surface Tension 56.9±3.0 dyne/cm
Molar Volume 127.5±3.0 cm3

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

Density: 1.3±0.1 g/cm3
Boiling Point: 237.4±40.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.5 mmHg at 25°C
Enthalpy of Vaporization: 49.3±3.0 kJ/mol
Flash Point: 111.6±23.8 °C
Index of Refraction: 1.649
Molar Refractivity: 46.5±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.47
ACD/LogD (pH 5.5): 2.22
ACD/BCF (pH 5.5): 28.22
ACD/KOC (pH 5.5): 373.52
ACD/LogD (pH 7.4): 1.46
ACD/BCF (pH 7.4): 4.96
ACD/KOC (pH 7.4): 65.61
Polar Surface Area: 54 Å2
Polarizability: 18.4±0.5 10-24cm3
Surface Tension: 56.9±3.0 dyne/cm
Molar Volume: 127.5±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) = 3.05

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 311.90 (Adapted Stein & Brown method)
 Melting Pt (deg C): 92.64 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 7.3E-005 (Modified Grain method)
 Subcooled liquid VP: 0.000329 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): 620.5
 log Kow used: 3.05 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 21270 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 4.84E-009 atm-m3/mole
 Group Method: 1.94E-011 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 2.541E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 3.05 (KowWin est)
 Log Kaw used: -6.704 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 9.754
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 1.4091
 Biowin2 (Non-Linear Model) : 1.0000
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8626 (weeks )
 Biowin4 (Primary Survey Model) : 3.9753 (days )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 1.1687
 Biowin6 (MITI Non-Linear Model): 0.9867
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.5993
 Ready Biodegradability Prediction: YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
 Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 0.0439 Pa (0.000329 mm Hg)
 Log Koa (Koawin est ): 9.754
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 6.84E-005 
 Octanol/air (Koa) model: 0.00139 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.00246 
 Mackay model : 0.00544 
 Octanol/air (Koa) model: 0.1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 34.9336 E-12 cm3/molecule-sec
 Half-Life = 0.306 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 3.674 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Reaction With Nitrate Radicals May Be Important!
 Fraction sorbed to airborne particulates (phi): 0.00395 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 17.63
 Log Koc: 1.246 

 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 = 1.647 (BCF = 44.4)
 log Kow used: 3.05 (estimated)

 Volatilization from Water:
 Henry LC: 4.84E-009 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1.55E+005 hours (6458 days)
 Half-Life from Model Lake : 1.691E+006 hours (7.045E+004 days)

 Removal In Wastewater Treatment:
 Total removal: 6.14 percent
 Total biodegradation: 0.13 percent
 Total sludge adsorption: 6.01 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 0.0755 7.35 1000 
 Water 17.7 360 1000 
 Soil 81.9 720 1000 
 Sediment 0.325 3.24e+003 0 
 Persistence Time: 722 hr




 

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