2-(Bromomethyl)thiophene C5H5BrS structure

C5H5BrS structure
Molecular Formula C5H5BrS
Average mass 177.062 Da
Density 1.6±0.1 g/cm3
Boiling Point 193.3±15.0 °C at 760 mmHg
Flash Point 70.7±20.4 °C
Molar Refractivity 37.3±0.3 cm3
Polarizability 14.8±0.5 10-24cm3
Surface Tension 44.1±3.0 dyne/cm
Molar Volume 108.4±3.0 cm3

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

Density: 1.6±0.1 g/cm3
Boiling Point: 193.3±15.0 °C at 760 mmHg
Vapour Pressure: 0.7±0.4 mmHg at 25°C
Enthalpy of Vaporization: 41.2±3.0 kJ/mol
Flash Point: 70.7±20.4 °C
Index of Refraction: 1.604
Molar Refractivity: 37.3±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 2.60
ACD/LogD (pH 5.5): 2.74
ACD/BCF (pH 5.5): 71.16
ACD/KOC (pH 5.5): 736.96
ACD/LogD (pH 7.4): 2.74
ACD/BCF (pH 7.4): 71.16
ACD/KOC (pH 7.4): 736.96
Polar Surface Area: 28 Å2
Polarizability: 14.8±0.5 10-24cm3
Surface Tension: 44.1±3.0 dyne/cm
Molar Volume: 108.4±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) = 2.70

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 205.46 (Adapted Stein & Brown method)
 Melting Pt (deg C): 22.84 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.274 (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 279.2
 log Kow used: 2.70 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 371.24 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 3.72E-004 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 2.286E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 2.70 (KowWin est)
 Log Kaw used: -1.818 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 4.518
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6171
 Biowin2 (Non-Linear Model) : 0.0189
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8368 (weeks )
 Biowin4 (Primary Survey Model) : 3.6277 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.2511
 Biowin6 (MITI Non-Linear Model): 0.0519
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.9015
 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): 33.6 Pa (0.252 mm Hg)
 Log Koa (Koawin est ): 4.518
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 8.93E-008 
 Octanol/air (Koa) model: 8.09E-009 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 3.22E-006 
 Mackay model : 7.14E-006 
 Octanol/air (Koa) model: 6.47E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 10.0901 E-12 cm3/molecule-sec
 Half-Life = 1.060 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 12.721 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 5.18E-006 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 280.7
 Log Koc: 2.448 

 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 = 1.382 (BCF = 24.1)
 log Kow used: 2.70 (estimated)

 Volatilization from Water:
 Henry LC: 0.000372 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 3.452 hours
 Half-Life from Model Lake : 149.2 hours (6.218 days)

 Removal In Wastewater Treatment:
 Total removal: 17.61 percent
 Total biodegradation: 0.10 percent
 Total sludge adsorption: 3.37 percent
 Total to Air: 14.14 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 4.05 25.4 1000 
 Water 22.6 360 1000 
 Soil 73.2 720 1000 
 Sediment 0.219 3.24e+003 0 
 Persistence Time: 348 hr




 

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