Methyl octanoate
CCCCCCCC(=O)OC
InChI=1S/C9H18O2/c1-3-4-5-6-7-8-9(10)11-2/h3-8H2,1-2H3
JGHZJRVDZXSNKQ-UHFFFAOYSA-N
CSID:7800, http://www.chemspider.com/Chemical-Structure.7800.html (accessed 13:47, May 28, 2023)
Validated by Experts, Validated by Users, Non-Validated, Removed by Users
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) = 3.32 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 190.83 (Adapted Stein & Brown method) Melting Pt (deg C): -20.94 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.513 (Mean VP of Antoine & Grain methods) MP (exp database): -40 deg C BP (exp database): 192.9 deg C VP (exp database): 5.40E-01 mm Hg at 25 deg C Water Solubility Estimate from Log Kow (WSKOW v1.41): Water Solubility at 25 deg C (mg/L): 101.9 log Kow used: 3.32 (estimated) no-melting pt equation used Water Sol (Exper. database match) = 64.4 mg/L (20 deg C) Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992) Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 144.42 mg/L Wat Sol (Exper. database match) = 64.40 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Esters Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 9.60E-004 atm-m3/mole Group Method: 9.30E-004 atm-m3/mole Exper Database: 7.83E-04 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 1.048E-003 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 3.32 (KowWin est) Log Kaw used: -1.495 (exp database) Log Koa (KOAWIN v1.10 estimate): 4.815 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.9548 Biowin2 (Non-Linear Model) : 0.9988 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 3.2880 (days-weeks ) Biowin4 (Primary Survey Model) : 4.1175 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.8824 Biowin6 (MITI Non-Linear Model): 0.9534 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.6870 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): 72 Pa (0.54 mm Hg) Log Koa (Koawin est ): 4.815 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 4.17E-008 Octanol/air (Koa) model: 1.6E-008 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 1.5E-006 Mackay model : 3.33E-006 Octanol/air (Koa) model: 1.28E-006 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 7.5420 E-12 cm3/molecule-sec Half-Life = 1.418 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 17.018 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 2.42E-006 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 137.1 Log Koc: 2.137 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]: Total Kb for pH > 8 at 25 deg C : 6.634E-002 L/mol-sec Kb Half-Life at pH 8: 120.916 days Kb Half-Life at pH 7: 3.310 years Bioaccumulation Estimates from Log Kow (BCFWIN v2.17): Log BCF from regression-based method = 1.856 (BCF = 71.81) log Kow used: 3.32 (estimated) Volatilization from Water: Henry LC: 0.000783 atm-m3/mole (Henry experimental database) Half-Life from Model River: 2.224 hours Half-Life from Model Lake : 129.7 hours (5.406 days) Removal In Wastewater Treatment: Total removal: 31.31 percent Total biodegradation: 0.13 percent Total sludge adsorption: 8.25 percent Total to Air: 22.94 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 6.03 34 1000 Water 21.4 208 1000 Soil 72.1 416 1000 Sediment 0.465 1.87e+003 0 Persistence Time: 253 hr
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