ChemSpider 2D Image | 2-Bromo-3-methylbutane | C5H11Br

2-Bromo-3-methylbutane

  • Molecular FormulaC5H11Br
  • Average mass151.045 Da
  • Monoisotopic mass150.004410 Da
  • ChemSpider ID461708

More details:






Validated by Experts, Validated by Users, Non-Validated, Removed by Users

18295-25-5 [RN]
2-Brom-3-methylbutan [German] [ACD/IUPAC Name]
2-Bromo-3-methylbutane [ACD/IUPAC Name]
2-Bromo-3-méthylbutane [French] [ACD/IUPAC Name]
Butane, 2-bromo-3-methyl
Butane, 2-bromo-3-methyl- [ACD/Index Name]
(-)-2-bromo-3-methyl-butane
2-Bromo-3-methyl butane
2-Bromo-3-methyl-butane
MFCD02258474 [MDL number]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 108.9±8.0 °C at 760 mmHg
Vapour Pressure: 29.8±0.2 mmHg at 25°C
Enthalpy of Vaporization: 33.3±3.0 kJ/mol
Flash Point: 21.6±13.6 °C
Index of Refraction: 1.439
Molar Refractivity: 32.9±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 2.91
ACD/LogD (pH 5.5): 2.72
ACD/BCF (pH 5.5): 68.33
ACD/KOC (pH 5.5): 715.83
ACD/LogD (pH 7.4): 2.72
ACD/BCF (pH 7.4): 68.33
ACD/KOC (pH 7.4): 715.83
Polar Surface Area: 0 Å2
Polarizability: 13.0±0.5 10-24cm3
Surface Tension: 24.5±3.0 dyne/cm
Molar Volume: 125.0±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) =  2.99

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  97.03  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -77.13  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  48.7  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  208.5
       log Kow used: 2.99 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  689.68 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.64E-002  atm-m3/mole
   Group Method:   2.68E-002  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  4.642E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.99  (KowWin est)
  Log Kaw used:  0.033  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.957
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6295
   Biowin2 (Non-Linear Model)     :   0.0271
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8943  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6652  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2594
   Biowin6 (MITI Non-Linear Model):   0.0736
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6247
 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):  6.2E+003 Pa (46.5 mm Hg)
  Log Koa (Koawin est  ): 2.957
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.84E-010 
       Octanol/air (Koa) model:  2.22E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.75E-008 
       Mackay model           :  3.87E-008 
       Octanol/air (Koa) model:  1.78E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.9577 E-12 cm3/molecule-sec
      Half-Life =     5.464 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    65.564 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.81E-008 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  106.8
      Log Koc:  2.029 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.418E-007  L/mol-sec
  Kb Half-Life at pH 8: 1.549E+005  years  
  Kb Half-Life at pH 7: 1.549E+006  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.605 (BCF = 40.26)
       log Kow used: 2.99 (estimated)

 Volatilization from Water:
    Henry LC:  0.0268 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      1.281  hours
    Half-Life from Model Lake :        117  hours   (4.876 days)

 Removal In Wastewater Treatment:
    Total removal:              91.38  percent
    Total biodegradation:        0.03  percent
    Total sludge adsorption:     2.74  percent
    Total to Air:               88.61  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       36.2            131          1000       
   Water     43.2            360          1000       
   Soil      19.9            720          1000       
   Sediment  0.71            3.24e+003    0          
     Persistence Time: 143 hr




                    

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