- 1 of 1 defined stereocentres
(3S)-6,8-Dihydroxy-3-[2-(4-methoxyphenyl)ethyl]-3,4-dihydro-1H-isochromen-1-one
COc1ccc(cc1)CC[C@H]2Cc3cc(cc(c3C(=O)O2)O)O
InChI=1S/C18H18O5/c1-22-14-5-2-11(3-6-14)4-7-15-9-12-8-13(19)10-16(20)17(12)18(21)23-15/h2-3,5-6,8,10,15,19-20H,4,7,9H2,1H3/t15-/m0/s1
TYFJTEPDESMEHE-HNNXBMFYSA-N
CSID:141743, http://www.chemspider.com/Chemical-Structure.141743.html (accessed 02:27, Sep 22, 2023)
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) = 4.20 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 493.93 (Adapted Stein & Brown method) Melting Pt (deg C): 209.76 (Mean or Weighted MP) VP(mm Hg,25 deg C): 9.56E-012 (Modified Grain method) Subcooled liquid VP: 8.74E-010 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): 9.998 log Kow used: 4.20 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 2.2005 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Esters Phenols Salicylates Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.94E-012 atm-m3/mole Group Method: 1.99E-015 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 3.955E-013 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 4.20 (KowWin est) Log Kaw used: -10.101 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 14.301 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 1.2449 Biowin2 (Non-Linear Model) : 0.9996 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.5497 (weeks-months) Biowin4 (Primary Survey Model) : 3.6426 (days-weeks ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.4446 Biowin6 (MITI Non-Linear Model): 0.2666 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.5171 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): 1.17E-007 Pa (8.74E-010 mm Hg) Log Koa (Koawin est ): 14.301 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 25.7 Octanol/air (Koa) model: 49.1 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.999 Mackay model : 1 Octanol/air (Koa) model: 1 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 209.5163 E-12 cm3/molecule-sec Half-Life = 0.051 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 0.613 Hrs Ozone Reaction: No Ozone Reaction Estimation Reaction With Nitrate Radicals May Be Important! Fraction sorbed to airborne particulates (phi): 0.999 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 3.579E+004 Log Koc: 4.554 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 = 2.532 (BCF = 340.8) log Kow used: 4.20 (estimated) Volatilization from Water: Henry LC: 1.94E-012 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 5.351E+008 hours (2.229E+007 days) Half-Life from Model Lake : 5.837E+009 hours (2.432E+008 days) Removal In Wastewater Treatment: Total removal: 39.94 percent Total biodegradation: 0.40 percent Total sludge adsorption: 39.54 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 0.0138 1.23 1000 Water 12.2 900 1000 Soil 83.2 1.8e+003 1000 Sediment 4.59 8.1e+003 0 Persistence Time: 1.61e+003 hr
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