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4,4,7a-Trimethyl-5,6,7,7a-tetrahydro-1-benzofuran-2(4H)-one
CC1(CCCC2(C1=CC(=O)O2)C)C
InChI=1S/C11H16O2/c1-10(2)5-4-6-11(3)8(10)7-9(12)13-11/h7H,4-6H2,1-3H3
IMKHDCBNRDRUEB-UHFFFAOYSA-N
CSID:25323, http://www.chemspider.com/Chemical-Structure.25323.html (accessed 08:50, Nov 28, 2024)
Validated by Experts, Validated by Users, Non-Validated, Removed by Users
Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00
Predicted data is generated using the US Environmental Protection Agency�s EPISuite
Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = 2.30 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 285.66 (Adapted Stein & Brown method) Melting Pt (deg C): 64.74 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.00177 (Modified Grain method) Subcooled liquid VP: 0.00416 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): 600.6 log Kow used: 2.30 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 174.03 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Acrylates Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.82E-004 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 6.990E-007 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 2.30 (KowWin est) Log Kaw used: -2.128 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 4.428 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.4681 Biowin2 (Non-Linear Model) : 0.7469 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.5168 (weeks-months) Biowin4 (Primary Survey Model) : 3.5098 (days-weeks ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.7215 Biowin6 (MITI Non-Linear Model): 0.7962 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): -0.3328 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): 0.555 Pa (0.00416 mm Hg) Log Koa (Koawin est ): 4.428 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 5.41E-006 Octanol/air (Koa) model: 6.58E-009 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.000195 Mackay model : 0.000433 Octanol/air (Koa) model: 5.26E-007 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 35.1560 E-12 cm3/molecule-sec Half-Life = 0.304 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 3.651 Hrs Ozone Reaction: OVERALL Ozone Rate Constant = 0.175000 E-17 cm3/molecule-sec Half-Life = 6.549 Days (at 7E11 mol/cm3) Fraction sorbed to airborne particulates (phi): 0.000314 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 297.2 Log Koc: 2.473 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 = 1.068 (BCF = 11.7) log Kow used: 2.30 (estimated) Volatilization from Water: Henry LC: 0.000182 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 5.689 hours Half-Life from Model Lake : 174.6 hours (7.277 days) Removal In Wastewater Treatment: Total removal: 10.57 percent Total biodegradation: 0.09 percent Total sludge adsorption: 2.39 percent Total to Air: 8.09 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 1.05 6.98 1000 Water 25 900 1000 Soil 73.9 1.8e+003 1000 Sediment 0.146 8.1e+003 0 Persistence Time: 535 hr
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