Ethanimidic acid
CC(=N)O
InChI=1S/C2H5NO/c1-2(3)4/h1H3,(H2,3,4)
DLFVBJFMPXGRIB-UHFFFAOYSA-N
CSID:173, http://www.chemspider.com/Chemical-Structure.173.html (accessed 01:52, Dec 9, 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) = -1.16 Log Kow (Exper. database match) = -1.26 Exper. Ref: Hansch,C et al. (1995) Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 177.41 (Adapted Stein & Brown method) Melting Pt (deg C): 11.01 (Mean or Weighted MP) VP(mm Hg,25 deg C): 0.0323 (Modified Grain method) MP (exp database): 81 deg C BP (exp database): 222 deg C VP (exp database): 4.00E-02 mm Hg at 25 deg C Subcooled liquid VP: 0.143 mm Hg (25 deg C, exp database VP ) Water Solubility Estimate from Log Kow (WSKOW v1.41): Water Solubility at 25 deg C (mg/L): 1e+006 log Kow used: -1.26 (expkow database) no-melting pt equation used Water Sol (Exper. database match) = 2.25e+006 mg/L (25 deg C) Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992) Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 1e+006 mg/L Wat Sol (Exper. database match) = 2250000.00 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Neutral Organics Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.12E-008 atm-m3/mole Group Method: Incomplete Exper Database: 4.41E-09 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 2.510E-009 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: -1.26 (exp database) Log Kaw used: -6.744 (exp database) Log Koa (KOAWIN v1.10 estimate): 5.484 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.9296 Biowin2 (Non-Linear Model) : 0.9923 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 3.0144 (weeks ) Biowin4 (Primary Survey Model) : 3.9679 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.6635 Biowin6 (MITI Non-Linear Model): 0.8489 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.1886 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): 19.1 Pa (0.143 mm Hg) Log Koa (Koawin est ): 5.484 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 1.57E-007 Octanol/air (Koa) model: 7.48E-008 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 5.68E-006 Mackay model : 1.26E-005 Octanol/air (Koa) model: 5.99E-006 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 2.1020 E-12 cm3/molecule-sec Half-Life = 5.088 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 61.062 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 9.14E-006 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 5.412 Log Koc: 0.733 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: -1.26 (expkow database) Volatilization from Water: Henry LC: 4.41E-009 atm-m3/mole (Henry experimental database) Half-Life from Model River: 1.02E+005 hours (4252 days) Half-Life from Model Lake : 1.113E+006 hours (4.638E+004 days) Removal In Wastewater Treatment: Total removal: 1.85 percent Total biodegradation: 0.09 percent Total sludge adsorption: 1.75 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 0.103 122 1000 Water 39.1 360 1000 Soil 60.7 720 1000 Sediment 0.0716 3.24e+003 0 Persistence Time: 573 hr
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