4-Benzyl-7-hydroxy-3-phenyl-2H-chromen-2-one
c1ccc(cc1)Cc2c3ccc(cc3oc(=O)c2c4ccccc4)O
InChI=1S/C22H16O3/c23-17-11-12-18-19(13-15-7-3-1-4-8-15)21(16-9-5-2-6-10-16)22(24)25-20(18)14-17/h1-12,14,23H,13H2
UDGDPGYTQSJHSS-UHFFFAOYSA-N
CSID:4594309, http://www.chemspider.com/Chemical-Structure.4594309.html (accessed 12:03, Mar 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
Predicted data is generated using the US Environmental Protection Agency�s EPISuite
Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = 5.05 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 510.89 (Adapted Stein & Brown method) Melting Pt (deg C): 217.69 (Mean or Weighted MP) VP(mm Hg,25 deg C): 1.57E-011 (Modified Grain method) Subcooled liquid VP: 1.79E-009 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): 1.541 log Kow used: 5.05 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 0.46441 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Acrylates Phenols Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 4.10E-012 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 4.402E-012 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 5.05 (KowWin est) Log Kaw used: -9.776 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 14.826 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 1.1921 Biowin2 (Non-Linear Model) : 0.9995 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.6393 (weeks-months) Biowin4 (Primary Survey Model) : 3.5839 (days-weeks ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.1943 Biowin6 (MITI Non-Linear Model): 0.0703 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.1626 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): 2.39E-007 Pa (1.79E-009 mm Hg) Log Koa (Koawin est ): 14.826 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 12.6 Octanol/air (Koa) model: 164 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.998 Mackay model : 0.999 Octanol/air (Koa) model: 1 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 78.5669 E-12 cm3/molecule-sec Half-Life = 0.136 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 1.634 Hrs Ozone Reaction: OVERALL Ozone Rate Constant = 163.799988 E-17 cm3/molecule-sec Half-Life = 0.007 Days (at 7E11 mol/cm3) Half-Life = 10.075 Min Reaction With Nitrate Radicals May Be Important! Fraction sorbed to airborne particulates (phi): 0.998 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 6.49E+005 Log Koc: 5.812 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 = 3.190 (BCF = 1548) log Kow used: 5.05 (estimated) Volatilization from Water: Henry LC: 4.1E-012 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 2.588E+008 hours (1.078E+007 days) Half-Life from Model Lake : 2.823E+009 hours (1.176E+008 days) Removal In Wastewater Treatment: Total removal: 79.23 percent Total biodegradation: 0.69 percent Total sludge adsorption: 78.54 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 0.00403 0.16 1000 Water 10.5 900 1000 Soil 62.7 1.8e+003 1000 Sediment 26.8 8.1e+003 0 Persistence Time: 1.58e+003 hr
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