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- 7 of 7 defined stereocentres
(6alpha)-17-Hydroxy-6-methylpregn-4-ene-3,20-dione
C[C@H]1C[C@@H]2[C@H](CC[C@]3([C@H]2CC[C@@]3(C(=O)C)O)C)[C@@]4(C1=CC(=O)CC4)C
InChI=1S/C22H32O3/c1-13-11-16-17(20(3)8-5-15(24)12-19(13)20)6-9-21(4)18(16)7-10-22(21,25)14(2)23/h12-13,16-18,25H,5-11H2,1-4H3/t13-,16+,17-,18-,20+,21-,22-/m0/s1
FRQMUZJSZHZSGN-HBNHAYAOSA-N
CSID:10185, http://www.chemspider.com/Chemical-Structure.10185.html (accessed 23:45, May 18, 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) = 3.50 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 432.59 (Adapted Stein & Brown method) Melting Pt (deg C): 181.11 (Mean or Weighted MP) VP(mm Hg,25 deg C): 1.93E-010 (Modified Grain method) MP (exp database): 214.5 deg C Subcooled liquid VP: 2.02E-008 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): 22.22 log Kow used: 3.50 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 4.4718 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Vinyl/Allyl Ketones Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.34E-008 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 3.937E-012 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 3.50 (KowWin est) Log Kaw used: -6.261 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 9.761 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.0454 Biowin2 (Non-Linear Model) : 0.0003 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 1.7566 (months ) Biowin4 (Primary Survey Model) : 2.8459 (weeks ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.3213 Biowin6 (MITI Non-Linear Model): 0.0352 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): -2.0245 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): 2.69E-006 Pa (2.02E-008 mm Hg) Log Koa (Koawin est ): 9.761 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 1.11 Octanol/air (Koa) model: 0.00142 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.976 Mackay model : 0.989 Octanol/air (Koa) model: 0.102 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 104.2236 E-12 cm3/molecule-sec Half-Life = 0.103 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 1.232 Hrs Ozone Reaction: OVERALL Ozone Rate Constant = 1.137500 E-17 cm3/molecule-sec Half-Life = 1.007 Days (at 7E11 mol/cm3) Half-Life = 24.179 Hrs Fraction sorbed to airborne particulates (phi): 0.982 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 622.2 Log Koc: 2.794 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 = 1.995 (BCF = 98.77) log Kow used: 3.50 (estimated) Volatilization from Water: Henry LC: 1.34E-008 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 8.11E+004 hours (3379 days) Half-Life from Model Lake : 8.849E+005 hours (3.687E+004 days) Removal In Wastewater Treatment: Total removal: 13.03 percent Total biodegradation: 0.18 percent Total sludge adsorption: 12.85 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 0.0559 2.23 1000 Water 13.8 1.44e+003 1000 Soil 85 2.88e+003 1000 Sediment 1.18 1.3e+004 0 Persistence Time: 1.7e+003 hr
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