https://www.chemspider.com
Acetic acid
CC(=O)O
InChI=1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)
QTBSBXVTEAMEQO-UHFFFAOYSA-N
CSID:171, http://www.chemspider.com/Chemical-Structure.171.html (accessed 08:41, 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) = 0.09 Log Kow (Exper. database match) = -0.17 Exper. Ref: Hansch,C et al. (1995) Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 122.30 (Adapted Stein & Brown method) Melting Pt (deg C): -21.26 (Mean or Weighted MP) VP(mm Hg,25 deg C): 17.2 (Mean VP of Antoine & Grain methods) MP (exp database): 16.6 deg C BP (exp database): 117.9 deg C VP (exp database): 1.57E+01 mm Hg at 25 deg C Water Solubility Estimate from Log Kow (WSKOW v1.41): Water Solubility at 25 deg C (mg/L): 4.759e+005 log Kow used: -0.17 (expkow database) no-melting pt equation used Water Sol (Exper. database match) = 1e+006 mg/L (25 deg C) Exper. Ref: MERCK INDEX (1996) Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 7.7137e+005 mg/L Wat Sol (Exper. database match) = 1000000.00 Exper. Ref: MERCK INDEX (1996) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Neutral Organics-acid Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 5.48E-007 atm-m3/mole Group Method: 2.94E-007 atm-m3/mole Exper Database: 1.00E-07 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 2.856E-006 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: -0.17 (exp database) Log Kaw used: -5.388 (exp database) Log Koa (KOAWIN v1.10 estimate): 5.218 Log Koa (experimental database): 4.310 Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.7916 Biowin2 (Non-Linear Model) : 0.9426 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 3.4311 (days-weeks ) Biowin4 (Primary Survey Model) : 4.1467 (days ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.7151 Biowin6 (MITI Non-Linear Model): 0.8750 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): 0.9433 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): 2.09E+003 Pa (15.7 mm Hg) Log Koa (Exp database): 4.310 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 1.43E-009 Octanol/air (Koa) model: 5.01E-009 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 5.18E-008 Mackay model : 1.15E-007 Octanol/air (Koa) model: 4.01E-007 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 0.6220 E-12 cm3/molecule-sec Half-Life = 17.196 Days (12-hr day; 1.5E6 OH/cm3) Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 8.32E-008 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 1 Log Koc: 0.000 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: -0.17 (expkow database) Volatilization from Water: Henry LC: 1E-007 atm-m3/mole (Henry experimental database) Half-Life from Model River: 4538 hours (189.1 days) Half-Life from Model Lake : 4.957E+004 hours (2065 days) Removal In Wastewater Treatment: Total removal: 1.85 percent Total biodegradation: 0.09 percent Total sludge adsorption: 1.76 percent Total to Air: 0.01 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 2.69 347 1000 Water 35.7 208 1000 Soil 61.6 416 1000 Sediment 0.0621 1.87e+003 0 Persistence Time: 346 hr
Click to predict properties on the Chemicalize site
Advertisement
Spotlight