1-(4-Isobutylphenyl)ethanol C12H18O structure – Flashcards

Flashcard maker : Tyree Bender

C12H18O structure
Molecular Formula C12H18O
Average mass 178.271 Da
Density 1.0±0.1 g/cm3
Boiling Point 245.5±8.0 °C at 760 mmHg
Flash Point 108.3±3.7 °C
Molar Refractivity 56.1±0.3 cm3
Polarizability 22.2±0.5 10-24cm3
Surface Tension 34.6±3.0 dyne/cm
Molar Volume 186.7±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Gas Chromatography
    • Retention Index (Kovats):

      1403 (estimated with error: 41) NIST Spectra mainlib_162924, replib_163472
    • Retention Index (Linear):

      1379 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Heat rate: 15 K/min; Start T: 40 C; End T: 250 C; End time: 5 min; Start time: 0.2 min; CAS no: 40150923; Active phase: HP-1; Phase thickness: 0.3 um; Data type: Linear RI; Authors: Caviglioli, G.; Valeria, P.; Brunella, P.; Sergio, C.; Attilia, A.; Gaetano, B., Identification of degradation products of Ibuprofen arising from oxidative and thermal treatments, J. Pharm. Biomed. Anal., 30, 2002, 499-509.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module

Density: 1.0±0.1 g/cm3
Boiling Point: 245.5±8.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.5 mmHg at 25°C
Enthalpy of Vaporization: 51.0±3.0 kJ/mol
Flash Point: 108.3±3.7 °C
Index of Refraction: 1.513
Molar Refractivity: 56.1±0.3 cm3
#H bond acceptors: 1
#H bond donors: 1
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 3.25
ACD/LogD (pH 5.5): 3.00
ACD/BCF (pH 5.5): 112.43
ACD/KOC (pH 5.5): 1022.44
ACD/LogD (pH 7.4): 3.00
ACD/BCF (pH 7.4): 112.43
ACD/KOC (pH 7.4): 1022.44
Polar Surface Area: 20 Å2
Polarizability: 22.2±0.5 10-24cm3
Surface Tension: 34.6±3.0 dyne/cm
Molar Volume: 186.7±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) = 3.44

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 268.42 (Adapted Stein & Brown method)
 Melting Pt (deg C): 32.33 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.000861 (Modified Grain method)
 Subcooled liquid VP: 0.001 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): 209.6
 log Kow used: 3.44 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 317.44 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
 Class(es) found:
 Benzyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 7.45E-007 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 9.636E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 3.44 (KowWin est)
 Log Kaw used: -4.516 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 7.956
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.8761
 Biowin2 (Non-Linear Model) : 0.8977
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8903 (weeks )
 Biowin4 (Primary Survey Model) : 3.6514 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.2609
 Biowin6 (MITI Non-Linear Model): 0.2612
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.0939
 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): 0.133 Pa (0.001 mm Hg)
 Log Koa (Koawin est ): 7.956
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 2.25E-005 
 Octanol/air (Koa) model: 2.22E-005 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 0.000812 
 Mackay model : 0.0018 
 Octanol/air (Koa) model: 0.00177 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 16.7973 E-12 cm3/molecule-sec
 Half-Life = 0.637 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 7.641 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 0.0013 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 220.6
 Log Koc: 2.344 

 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 = 1.299 (BCF = 19.9)
 log Kow used: 3.44 (estimated)

 Volatilization from Water:
 Henry LC: 7.45E-007 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1051 hours (43.78 days)
 Half-Life from Model Lake : 1.157E+004 hours (482.2 days)

 Removal In Wastewater Treatment:
 Total removal: 11.77 percent
 Total biodegradation: 0.17 percent
 Total sludge adsorption: 11.56 percent
 Total to Air: 0.04 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 1.16 15.3 1000 
 Water 23.8 360 1000 
 Soil 74.1 720 1000 
 Sediment 0.935 3.24e+003 0 
 Persistence Time: 488 hr




 

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