3-Methyl-2-pentanol C6H14O structure – Flashcards

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

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™

 
 Log Octanol-Water Partition Coef (SRC):
 Log Kow (KOWWIN v1.67 estimate) = 1.68

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 124.88 (Adapted Stein & Brown method)
 Melting Pt (deg C): -62.85 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 3.22 (Mean VP of Antoine & Grain methods)
 BP (exp database): 134.3 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 1.38e+004
 log Kow used: 1.68 (estimated)
 no-melting pt equation used
 Water Sol (Exper. database match) = 1.94e+004 mg/L (25 deg C)
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 20042 mg/L
 Wat Sol (Exper. database match) = 19400.00
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.76E-005 atm-m3/mole
 Group Method: 3.88E-005 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 3.137E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.68 (KowWin est)
 Log Kaw used: -3.143 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 4.823
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.8576
 Biowin2 (Non-Linear Model) : 0.9356
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 3.1333 (weeks )
 Biowin4 (Primary Survey Model) : 3.8298 (days )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.5186
 Biowin6 (MITI Non-Linear Model): 0.7044
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.4244
 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): 389 Pa (2.92 mm Hg)
 Log Koa (Koawin est ): 4.823
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 7.71E-009 
 Octanol/air (Koa) model: 1.63E-008 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 2.78E-007 
 Mackay model : 6.16E-007 
 Octanol/air (Koa) model: 1.31E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 13.0774 E-12 cm3/molecule-sec
 Half-Life = 0.818 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 9.815 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 4.47E-007 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 6.245
 Log Koc: 0.795 

 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 = 0.591 (BCF = 3.896)
 log Kow used: 1.68 (estimated)

 Volatilization from Water:
 Henry LC: 1.76E-005 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 34.66 hours (1.444 days)
 Half-Life from Model Lake : 462.8 hours (19.29 days)

 Removal In Wastewater Treatment:
 Total removal: 2.99 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.93 percent
 Total to Air: 0.97 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 2.28 19.6 1000 
 Water 35.7 360 1000 
 Soil 62 720 1000 
 Sediment 0.0946 3.24e+003 0 
 Persistence Time: 374 hr