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Tetrahydro-2(1H)-pyrimidinone
C1CNC(=O)NC1
InChI=1S/C4H8N2O/c7-4-5-2-1-3-6-4/h1-3H2,(H2,5,6,7)
NQPJDJVGBDHCAD-UHFFFAOYSA-N
CSID:67190, http://www.chemspider.com/Chemical-Structure.67190.html (accessed 08:40, 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) = -0.24 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 236.40 (Adapted Stein & Brown method) Melting Pt (deg C): 46.42 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.000128 (Modified Grain method) MP (exp database): 264-266 deg C Subcooled liquid VP: 0.0533 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): 9262 log Kow used: -0.24 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 8.4446e+005 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Neutral Organics Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.03E-009 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 1.821E-009 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: -0.24 (KowWin est) Log Kaw used: -7.376 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 7.136 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.6999 Biowin2 (Non-Linear Model) : 0.8302 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.9779 (weeks ) Biowin4 (Primary Survey Model) : 3.7033 (days-weeks ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.4735 Biowin6 (MITI Non-Linear Model): 0.5854 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.4760 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): 7.11 Pa (0.0533 mm Hg) Log Koa (Koawin est ): 7.136 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 4.22E-007 Octanol/air (Koa) model: 3.36E-006 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 1.52E-005 Mackay model : 3.38E-005 Octanol/air (Koa) model: 0.000269 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 12.8334 E-12 cm3/molecule-sec Half-Life = 0.833 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 10.001 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 2.45E-005 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 18.09 Log Koc: 1.258 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 = 0.500 (BCF = 3.162) log Kow used: -0.24 (estimated) Volatilization from Water: Henry LC: 1.03E-009 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 5.688E+005 hours (2.37E+004 days) Half-Life from Model Lake : 6.205E+006 hours (2.585E+005 days) Removal In Wastewater Treatment: Total removal: 1.85 percent Total biodegradation: 0.09 percent Total sludge adsorption: 1.76 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 0.024 20 1000 Water 38.8 360 1000 Soil 61.1 720 1000 Sediment 0.0713 3.24e+003 0 Persistence Time: 577 hr
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