- 6 of 6 defined stereocentres
6-Chloro-17-hydroxypregna-4,6-diene-3,20-dione
CC(=O)[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2C=C(C4=CC(=O)CC[C@]34C)Cl)C)O
InChI=1S/C21H27ClO3/c1-12(23)21(25)9-6-16-14-11-18(22)17-10-13(24)4-7-19(17,2)15(14)5-8-20(16,21)3/h10-11,14-16,25H,4-9H2,1-3H3/t14-,15+,16+,19-,20+,21+/m1/s1
VUHJZBBCZGVNDZ-TTYLFXKOSA-N
CSID:4447590, http://www.chemspider.com/Chemical-Structure.4447590.html (accessed 02:14, Nov 29, 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) = 3.36 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 442.28 (Adapted Stein & Brown method) Melting Pt (deg C): 185.64 (Mean or Weighted MP) VP(mm Hg,25 deg C): 2.17E-010 (Modified Grain method) Subcooled liquid VP: 1.04E-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): 22.65 log Kow used: 3.36 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 3.4499 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Vinyl/Allyl Ketones Vinyl/Allyl Halides Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 5.22E-009 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 4.575E-012 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 3.36 (KowWin est) Log Kaw used: -6.671 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 10.031 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : -0.0747 Biowin2 (Non-Linear Model) : 0.0000 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 1.5427 (recalcitrant) Biowin4 (Primary Survey Model) : 2.7188 (weeks-months) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.2412 Biowin6 (MITI Non-Linear Model): 0.0102 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): -1.9525 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): 1.39E-006 Pa (1.04E-008 mm Hg) Log Koa (Koawin est ): 10.031 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 2.16 Octanol/air (Koa) model: 0.00264 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 0.987 Mackay model : 0.994 Octanol/air (Koa) model: 0.174 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 70.5120 E-12 cm3/molecule-sec Half-Life = 0.152 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 1.820 Hrs Ozone Reaction: OVERALL Ozone Rate Constant = 0.752895 E-17 cm3/molecule-sec Half-Life = 1.522 Days (at 7E11 mol/cm3) Half-Life = 36.531 Hrs Fraction sorbed to airborne particulates (phi): 0.991 (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 = 1.887 (BCF = 77.02) log Kow used: 3.36 (estimated) Volatilization from Water: Henry LC: 5.22E-009 atm-m3/mole (estimated by Bond SAR Method) Half-Life from Model River: 2.137E+005 hours (8903 days) Half-Life from Model Lake : 2.331E+006 hours (9.713E+004 days) Removal In Wastewater Treatment: Total removal: 10.22 percent Total biodegradation: 0.16 percent Total sludge adsorption: 10.06 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 0.0297 3.31 1000 Water 7.41 4.32e+003 1000 Soil 92 8.64e+003 1000 Sediment 0.546 3.89e+004 0 Persistence Time: 4.44e+003 hr
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