ChemSpider 2D Image | 2-Bromo-1-butene | C4H7Br

2-Bromo-1-butene

  • Molecular FormulaC4H7Br
  • Average mass135.002 Da
  • Monoisotopic mass133.973099 Da
  • ChemSpider ID81237

More details:

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

1-Butene, 2-bromo- [ACD/Index Name]
23074-36-4 [RN]
2-Brom-1-buten [German] [ACD/IUPAC Name]
2-Bromo-1-butene [ACD/IUPAC Name]
2-Bromo-1-butène [French] [ACD/IUPAC Name]
2-Bromobut-1-ene
[23074-36-4] [RN]
1-Butene,2-bromo-
245-412-3 [EINECS]
2-Bromobutene
More...
  • Experimental Physico-chemical Properties
  • Miscellaneous

    • Safety:

      11 Alfa Aesar B20067
      3 Alfa Aesar B20067
      7-33-43-60 Alfa Aesar B20067
      Danger Alfa Aesar B20067
      DANGER: FLAMMABLE, irritates skin and eyes Alfa Aesar B20067
      H224 Alfa Aesar B20067
      P210-P280-P240-P303+P361+P353-P403+P235-P501a Alfa Aesar B20067

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.3±0.1 g/cm3
Boiling Point: 88.0±0.0 °C at 760 mmHg
Vapour Pressure: 70.1±0.1 mmHg at 25°C
Enthalpy of Vaporization: 31.5±3.0 kJ/mol
Flash Point: 11.6±15.1 °C
Index of Refraction: 1.456
Molar Refractivity: 27.9±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 2.69
ACD/LogD (pH 5.5): 2.49
ACD/BCF (pH 5.5): 45.69
ACD/KOC (pH 5.5): 536.64
ACD/LogD (pH 7.4): 2.49
ACD/BCF (pH 7.4): 45.69
ACD/KOC (pH 7.4): 536.64
Polar Surface Area: 0 Å2
Polarizability: 11.1±0.5 10-24cm3
Surface Tension: 24.6±3.0 dyne/cm
Molar Volume: 102.6±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) =  2.56

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  93.60  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -76.63  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  70.2  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -133.4 deg C
    BP  (exp database):  88 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  568.8
       log Kow used: 2.56 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1811.9 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Halides

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.56E-002  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.192E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.56  (KowWin est)
  Log Kaw used:  0.020  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.540
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6371
   Biowin2 (Non-Linear Model)     :   0.0338
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9298  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6883  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4695
   Biowin6 (MITI Non-Linear Model):   0.1944
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.9945
 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):  9.01E+003 Pa (67.6 mm Hg)
  Log Koa (Koawin est  ): 2.540
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.33E-010 
       Octanol/air (Koa) model:  8.51E-011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.2E-008 
       Mackay model           :  2.66E-008 
       Octanol/air (Koa) model:  6.81E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  14.4653 E-12 cm3/molecule-sec
      Half-Life =     0.739 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     8.873 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.159250 E-17 cm3/molecule-sec
      Half-Life =     7.196 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 1.93E-008 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  67.7
      Log Koc:  1.831 

 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 = 1.273 (BCF = 18.76)
       log Kow used: 2.56 (estimated)

 Volatilization from Water:
    Henry LC:  0.0256 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.212  hours
    Half-Life from Model Lake :      110.6  hours   (4.61 days)

 Removal In Wastewater Treatment:
    Total removal:              90.93  percent
    Total biodegradation:        0.03  percent
    Total sludge adsorption:     1.28  percent
    Total to Air:               89.61  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       16.9            16.1         1000       
   Water     68.7            360          1000       
   Soil      13.9            720          1000       
   Sediment  0.527           3.24e+003    0          
     Persistence Time: 90.1 hr

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