tert-butyl isobutyl ether C8H18O structure – Flashcards
Flashcard maker : Brooke Sharp
Contents
| Molecular Formula | C8H18O |
| Average mass | 130.228 Da |
| Density | 0.8±0.1 g/cm3 |
| Boiling Point | 117.0±8.0 °C at 760 mmHg |
| Flash Point | 13.7±10.2 °C |
| Molar Refractivity | 40.8±0.3 cm3 |
| Polarizability | 16.2±0.5 10-24cm3 |
| Surface Tension | 22.0±3.0 dyne/cm |
| Molar Volume | 167.4±3.0 cm3 |
- Experimental data
- Predicted – ACD/Labs
- Predicted – EPISuite
- Predicted – ChemAxon
- Experimental Physico-chemical Properties
- Gas Chromatography
Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module
| Density: | 0.8±0.1 g/cm3 |
| Boiling Point: | 117.0±8.0 °C at 760 mmHg |
| Vapour Pressure: | 21.2±0.2 mmHg at 25°C |
| Enthalpy of Vaporization: | 34.1±3.0 kJ/mol |
| Flash Point: | 13.7±10.2 °C |
| Index of Refraction: | 1.402 |
| Molar Refractivity: | 40.8±0.3 cm3 |
| #H bond acceptors: | 1 |
| #H bond donors: | 0 |
| #Freely Rotating Bonds: | 3 |
| #Rule of 5 Violations: | 0 |
| ACD/LogP: | 2.56 |
| ACD/LogD (pH 5.5): | 2.69 |
| ACD/BCF (pH 5.5): | 65.72 |
| ACD/KOC (pH 5.5): | 696.17 |
| ACD/LogD (pH 7.4): | 2.69 |
| ACD/BCF (pH 7.4): | 65.72 |
| ACD/KOC (pH 7.4): | 696.17 |
| Polar Surface Area: | 9 Å2 |
| Polarizability: | 16.2±0.5 10-24cm3 |
| Surface Tension: | 22.0±3.0 dyne/cm |
| Molar Volume: | 167.4±3.0 cm3 |
Predicted data is generated using the US Environmental Protection Agency’s EPISuite™
Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = 2.83 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 106.63 (Adapted Stein & Brown method) Melting Pt (deg C): -67.50 (Mean or Weighted MP) VP(mm Hg,25 deg C): 32.9 (Mean VP of Antoine & Grain methods) Water Solubility Estimate from Log Kow (WSKOW v1.41): Water Solubility at 25 deg C (mg/L): 352.1 log Kow used: 2.83 (estimated) no-melting pt equation used Water Sol Estimate from Fragments: Wat Sol (v1.01 est) = 2450.7 mg/L ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Neutral Organics Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 4.72E-003 atm-m3/mole Group Method: 4.66E-003 atm-m3/mole Henrys LC [VP/WSol estimate using EPI values]: 1.601E-002 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: 2.83 (KowWin est) Log Kaw used: -0.715 (HenryWin est) Log Koa (KOAWIN v1.10 estimate): 3.545 Log Koa (experimental database): None Probability of Rapid Biodegradation (BIOWIN v4.10): Biowin1 (Linear Model) : 0.1543 Biowin2 (Non-Linear Model) : 0.0181 Expert Survey Biodegradation Results: Biowin3 (Ultimate Survey Model): 2.6906 (weeks-months) Biowin4 (Primary Survey Model) : 3.4967 (days-weeks ) MITI Biodegradation Probability: Biowin5 (MITI Linear Model) : 0.3946 Biowin6 (MITI Non-Linear Model): 0.3740 Anaerobic Biodegradation Probability: Biowin7 (Anaerobic Linear Model): -0.2931 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): 4.15E+003 Pa (31.1 mm Hg) Log Koa (Koawin est ): 3.545 Kp (particle/gas partition coef. (m3/ug)): Mackay model : 7.23E-010 Octanol/air (Koa) model: 8.61E-010 Fraction sorbed to airborne particulates (phi): Junge-Pankow model : 2.61E-008 Mackay model : 5.79E-008 Octanol/air (Koa) model: 6.89E-008 Atmospheric Oxidation (25 deg C) [AopWin v1.92]: Hydroxyl Radicals Reaction: OVERALL OH Rate Constant = 15.5604 E-12 cm3/molecule-sec Half-Life = 0.687 Days (12-hr day; 1.5E6 OH/cm3) Half-Life = 8.249 Hrs Ozone Reaction: No Ozone Reaction Estimation Fraction sorbed to airborne particulates (phi): 4.2E-008 (Junge,Mackay) Note: the sorbed fraction may be resistant to atmospheric oxidation Soil Adsorption Coefficient (PCKOCWIN v1.66): Koc : 27.65 Log Koc: 1.442 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 = 1.478 (BCF = 30.08) log Kow used: 2.83 (estimated) Volatilization from Water: Henry LC: 0.00466 atm-m3/mole (estimated by Group SAR Method) Half-Life from Model River: 1.308 hours Half-Life from Model Lake : 110 hours (4.582 days) Removal In Wastewater Treatment: Total removal: 65.64 percent Total biodegradation: 0.06 percent Total sludge adsorption: 2.71 percent Total to Air: 62.87 percent (using 10000 hr Bio P,A,S) Level III Fugacity Model: Mass Amount Half-Life Emissions (percent) (hr) (kg/hr) Air 7.67 16.5 1000 Water 39.8 900 1000 Soil 51.9 1.8e+003 1000 Sediment 0.627 8.1e+003 0 Persistence Time: 204 hr
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