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2,4,5-Trimethoxybenzaldehyde
COc1cc(c(cc1OC)OC)C=O
InChI=1S/C10H12O4/c1-12-8-5-10(14-3)9(13-2)4-7(8)6-11/h4-6H,1-3H3
IAJBQAYHSQIQRE-UHFFFAOYSA-N
CSID:19331, http://www.chemspider.com/Chemical-Structure.19331.html (accessed 08:52, 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) = 1.44 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 291.18 (Adapted Stein & Brown method) Melting Pt (deg C): 71.56 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.00113 (Modified Grain method) Subcooled liquid VP: 0.00311 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): 2716 log Kow used: 1.44 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 987.91 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Aldehydes Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 2.78E-009 atm-m3/mole Group Method: 1.51E-005 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 1.074E-007 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 1.44 (KowWin est) Log Kaw used: -6.944 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 8.384 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 1.3345 Biowin2 (Non-Linear Model) : 1.0000 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.6135 (weeks-months) Biowin4 (Primary Survey Model) : 3.9927 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 1.1432 Biowin6 (MITI Non-Linear Model): 0.9796 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 1.0631 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): 0.415 Pa (0.00311 mm Hg) Log Koa (Koawin est ): 8.384 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 7.23E-006 Octanol/air (Koa) model: 5.94E-005 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.000261 Mackay model : 0.000578 Octanol/air (Koa) model: 0.00473 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 86.9222 E-12 cm3/molecule-sec Half-Life = 0.123 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 1.477 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 0.00042 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 53.98 Log Koc: 1.732 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 = 0.406 (BCF = 2.546) log Kow used: 1.44 (estimated) Volatilization from Water: Henry LC: 1.51E-005 atm-m3/mole (estimated by Group SAR Method) Half-Life from Model River: 55.74 hours (2.323 days) Half-Life from Model Lake : 725.5 hours (30.23 days) Removal In Wastewater Treatment: Total removal: 2.78 percent Total biodegradation: 0.09 percent Total sludge adsorption: 1.85 percent Total to Air: 0.83 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 0.305 2.95 1000 Water 43 900 1000 Soil 56.6 1.8e+003 1000 Sediment 0.105 8.1e+003 0 Persistence Time: 580 hr
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