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CAS Number: 522-12-3
SMILES : O=C1c2c(O)cc(O)cc2OC(c3cc(O)c(O)cc3)=C1OC4C(O)C(O)C(O)C(C)O4
CHEM : Quercitrin
MOL FOR: C21 H20 O11
MOL WT : 448.39
------------------------------ EPI SUMMARY (v4.10) --------------------------
Physical Property Inputs:
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Vapor Pressure (mm Hg) : ------
Water Solubility (mg/L): ------
Henry LC (atm-m3/mole) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.68 estimate) = 0.43
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 705.43 (Adapted Stein & Brown method)
Melting Pt (deg C): 308.56 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 6.43E-020 (Modified Grain method)
VP (Pa, 25 deg C) : 8.57E-018 (Modified Grain method)
MP (exp database): 170 deg C
Subcooled liquid VP: 2.02E-018 mm Hg (25 deg C, Mod-Grain method)
: 2.7E-016 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 2470
log Kow used: 0.43 (estimated)
no-melting pt equation used
Water Sol (Exper. database match) = 64 mg/L (16 deg C)
Exper. Ref: SEIDELL,A (1941)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 1e+006 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Vinyl/Allyl Ketones
Vinyl/Allyl Ethers
Phenols, Poly
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 1.73E-030 atm-m3/mole (1.76E-025 Pa-m3/mole)
Group Method: Incomplete
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 1.536E-023 atm-m3/mole (1.556E-018 Pa-m3/mole)
VP: 6.43E-020 mm Hg (source: MPBPVP)
WS: 2.47E+003 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 0.43 (KowWin est)
Log Kaw used: -28.150 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 28.580
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9175
Biowin2 (Non-Linear Model) : 0.1925
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.8158 (weeks )
Biowin4 (Primary Survey Model) : 3.7834 (days )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.5381
Biowin6 (MITI Non-Linear Model): 0.0283
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.4694
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): 2.69E-016 Pa (2.02E-018 mm Hg)
Log Koa (Koawin est ): 28.580
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 1.11E+010
Octanol/air (Koa) model: 9.33E+015
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 1
Mackay model : 1
Octanol/air (Koa) model: 1
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 305.3044 E-12 cm3/molecule-sec
Half-Life = 0.035 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 25.224 Min
Ozone Reaction:
OVERALL Ozone Rate Constant = 52.500000 E-17 cm3/molecule-sec
Half-Life = 0.022 Days (at 7E11 mol/cm3)
Half-Life = 31.433 Min
Reaction With Nitrate Radicals May Be Important!
Fraction sorbed to airborne particulates (phi):
1 (Junge-Pankow, Mackay avg)
1 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 77.01 L/kg (MCI method)
Log Koc: 1.887 (MCI method)
Koc : 11.96 L/kg (Kow method)
Log Koc: 1.078 (Kow method)
Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
Rate constants can NOT be estimated for this structure!
Bioaccumulation Estimates (BCFBAF v3.01):
Log BCF from regression-based method = 0.500 (BCF = 3.162 L/kg wet-wt)
Log Biotransformation Half-life (HL) = -3.6430 days (HL = 0.0002275 days)
Log BCF Arnot-Gobas method (upper trophic) = -0.025 (BCF = 0.9446)
Log BAF Arnot-Gobas method (upper trophic) = -0.025 (BAF = 0.9446)
log Kow used: 0.43 (estimated)
Volatilization from Water:
Henry LC: 1.73E-030 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 7.166E+026 hours (2.986E+025 days)
Half-Life from Model Lake : 7.818E+027 hours (3.257E+026 days)
Removal In Wastewater Treatment:
Total removal: 1.86 percent
Total biodegradation: 0.09 percent
Total sludge adsorption: 1.77 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 7.04e-013 0.323 1000
Water 20.2 360 1000
Soil 79.7 720 1000
Sediment 0.1 3.24e+003 0
Persistence Time: 736 hr