ChemSpider 2D Image | Bromacil | C9H13BrN2O2

Bromacil

  • Molecular FormulaC9H13BrN2O2
  • Average mass261.116 Da
  • Monoisotopic mass260.016022 Da
  • ChemSpider ID9040

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2,4(1H,3H)-Pyrimidinedione, 5-bromo-6-methyl-3-(1-methylpropyl)- [ACD/Index Name]
314-40-9 [RN]
5-Brom-3-(butan-2-yl)-6-methylpyrimidin-2,4(1H,3H)-dion
5-Brom-3-sec-butyl-6-methyl-2,4(1H,3H)-pyrimidindion [German] [ACD/IUPAC Name]
5-Brom-3-sec-butyl-6-methylpyrimidin-2,4(1H,3H)-dion
5-bromo-3-(butan-2-yl)-6-methylpyrimidine-2,4(1H,3H)-dione
5-Bromo-3-sec-butyl-6-methyl-2,4(1H,3H)-pyrimidinedione [ACD/IUPAC Name]
5-Bromo-3-sec-butyl-6-méthyl-2,4(1H,3H)-pyrimidinedione [French] [ACD/IUPAC Name]
5-Bromo-3-sec-butyl-6-methylpyrimidine-2,4(1H,3H)-dione
5-bromo-6-methyl-3-(1-methylpropyl)pyrimidine-2,4(1H,3H)-dione
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

442493_SUPELCO [DBID]
45350_RIEDEL [DBID]
BRN 0647896 [DBID]
C10911 [DBID]
Caswell No. 111 [DBID]
EPA Pesticide Chemical Code 012301 [DBID]
HSDB 1522 [DBID]
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      Odorless, colorless to white, crystalline solid. [herbicide] [Note: Commercially available as a wettable powder or in liquid formulations.] NIOSH YQ9100000
    • First-Aid:

      Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately NIOSH YQ9100000
    • Exposure Routes:

      inhalation, ingestion, skin and/or eye contact NIOSH YQ9100000
    • Symptoms:

      Irritation eyes, skin, upper respiratory system; in animals: thyroid injury NIOSH YQ9100000
    • Target Organs:

      Eyes, skin, respiratory system, thyroid NIOSH YQ9100000
    • Incompatibility:

      Strong acids (decomposes slowly), oxidizers, heat, sparks, open flames NIOSH YQ9100000
    • Personal Protection:

      Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: Daily Provide: Eyewash, Quick drench NIOSH YQ9100000
    • Exposure Limits:

      NIOSH REL : TWA 1 ppm (10 mg/m 3 ) OSHA PEL ?: none NIOSH YQ9100000
  • Gas Chromatography
    • Retention Index (Kovats):

      1796 (estimated with error: 89) NIST Spectra mainlib_52622, replib_12665, replib_331690
    • Retention Index (Normal Alkane):

      1917.9 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 1 min at 80 0C; 80-140 at 5 drg/min; hold 140 0C for 10 min; 140-250 0C at 5 deg/min hold 150 0C for 15 min; CAS no: 314409; Active phase: HP-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Sanchez-Brunete, C.; Perez, R.A.; Miguel, E.; Tadeo, J.L., Multiresidue herbicide analysis in soil samples by means of extraction in small columns and gas chromatography with nitrogen-phosphorus and mass spectrometric detection, J. Chromatogr. A, 823, 1998, 17-24.) NIST Spectra nist ri
      1907.5 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.2 mm; Column length: 12 m; Column type: Capillary; Heat rate: 18 K/min; Start T: 60 C; End T: 265 C; Start time: 1 min; CAS no: 314409; Active phase: HP-1; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Liao, W.; Joe, T.; Cusick, W.G., Multiresidue screening method for fresh fruits and vegetables with gas chromatographic/mass spectrometric detection, J. Ass. Offic. Anal. Chem, 74(3), 1991, 554-565.) NIST Spectra nist ri
      1890.8 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Description: 80 0C (0.5 min) ^ 25 0C/min -> 185 0C ^ 5 0C/min -> 225 0C (3 min); CAS no: 314409; Active phase: Methyl Silicone; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Szeto, S.Y.; Price, P.M., Persistence of pesticide residues in mineral and organic soils in the Fraser Valley of British Columbia, J. Agric. Food Chem., 39(9), 1991, 1679-1684.) NIST Spectra nist ri
      1922.6 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 1.1 m; Column type: Packed; Heat rate: 8.5 K/min; Start T: 50 C; End T: 300 C; CAS no: 314409; Active phase: OV-101; Carrier gas: N2; Substrate: Chromosorb W HP; Data type: Normal alkane RI; Authors: Saxton, W.L., Emergence temperature indices and relative retention times of pesticides and industrial chemicals determined by linear programmed temperature gas chromatography, J. Chromatogr., 393, 1987, 175-194.) NIST Spectra nist ri
      1904.6 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.247 mm; Column length: 15 m; Column type: Capillary; Description: 1 min at 90 C; 90-150 C at 20 deg/min; 150-250 C at 5 deg/min; hold at 250 C for elution of last component; CAS no: 314409; Active phase: SE-30; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Ripley, B.D.; Braun, H.E., Retention time data for organochlorine, organophosphorus, and organonitrogen pesticides on SE-30 capillary column and application of capillary gas chromatography to pesticide residue analysis, J. Ass. Offic. Anal. Chem, 66(5), 1983, 1084-1095.) NIST Spectra nist ri
      1954 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50 0C(1 min) ^ 25 0C/min -> 125 0C ^ 10 0C/min -> 300 0C (10 min); CAS no: 314409; Active phase: 5 % Phenyl methyl siloxane; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Department of Food Safety, Ministry of Health; Welfare, Analytical methods for residual compositional substances of agricultural chemicals, feed aadditives, and veterinary drugs in foods, 2006.) NIST Spectra nist ri
      1937.8 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 80C(1min) => 10C/min =>160C (5min) => 3C/min =>240C =>25C/min =>280C(10min); CAS no: 314409; Active phase: DB-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Chu, X.-G.; Hu, X.-Z.; Yao, H.-Y., Determination of 266 pesticide residues in apple juice by matrix solid-phase dispersion and gas chromatography-mass selective detection, J. Chromatogr. A, 1063, 2005, 201-210.) NIST Spectra nist ri
      1944.2 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Description: 100C(1min) => 30C/min=> 150C(2min) => 3C/min=> 205C => 10C/min =>260C(29min); CAS no: 314409; Active phase: SE-54; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Stan, H.-J., Pesticide residue analysis in foodstuffs applying capillary gas chromatography with mass spectrometric detection State-of-the-art use of modified DFG-multimethod S19 and automated data evaluation, J. Chromatogr. A, 892, 2000, 347-377.) NIST Spectra nist ri
      1932.3 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 60 C; End T: 260 C; End time: 12 min; CAS no: 314409; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Mogadati, P.; Louis, J.B.; Rosen, J.D., Multiresidue determination of pesticides in high-organic-content soils by solid-phase extraction and gas chromatography/mass spectrometry, J. AOAC Int., 82(3), 1999, 705-715.) NIST Spectra nist ri
      1960.7 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.53 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 150 C; End T: 275 C; End time: 3 min; Start time: 5 min; CAS no: 314409; Active phase: RTX-5; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Restek, Restek International, 1999 Product Guide, 1(1), 1999, 578-591, In original 578-591.) NIST Spectra nist ri
      1945 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40 0C 92 min) ^ 40 0C/min -> 60 0C ^ 4 0C/min -> 310 0C (10 min); CAS no: 314409; Active phase: SPB-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Draper, W.M., Optimizing nitrogen-phosphorus detector gas chromatography for pesticide analysis, J. Agric. Food Chem., 43, 1995, 2077-2082.) NIST Spectra nist ri
      1950.5 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 75 0C (0.67 min) ^ 10 0C/min -> 140 0C ^ 5 0C/min -> 250 0C (1 min) ^ 20 0C/min -> 320 0C (5 min); CAS no: 314409; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Olson, N.L.; Carrell, R.; Cummings, R.; Rieck, R.; Reimer, S., Atomic emission detection for gas chromatographic analysis of nitrogen-containing herbicides in water, J. AOAC Int., 78(6), 1995, 1464-1473.) NIST Spectra nist ri
      1931.7 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.2 mm; Column length: 25 m; Column type: Capillary; Description: 85 0C (1 min) ^ 40 0C/min -> 150 0C (2 min) ^ 10 0C/min -> 280 0C (20 min); CAS no: 314409; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Holland, P.T.; McNaughton, D.E.; Malcolm, C.P., Multiresidue analysis of pesticides in wines by solid-phase extraction, J. AOAC Int., 77(1), 1994, 79-86.) NIST Spectra nist ri
      1960.4 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 57 0C (1 min) ^ 15 0C/min -> 130 0C (1 min) ^ 2.3 0C/min -> 270 0C (20 min); CAS no: 314409; Active phase: DB-5; Data type: Normal alkane RI; Authors: Bernal, J.L.; del Nozal, M.J.; Atienza, J.; Jimenez, J.J., Multidetermination of PCBs and pesticides by use of a dual GC column-dual detector system, Chromatographia, 33(1/2), 1992, 67-76.) NIST Spectra nist ri

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

Density: 1.5±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.541
Molar Refractivity: 56.2±0.3 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.10
ACD/LogD (pH 5.5): 1.89
ACD/BCF (pH 5.5): 16.14
ACD/KOC (pH 5.5): 254.80
ACD/LogD (pH 7.4): 1.88
ACD/BCF (pH 7.4): 15.52
ACD/KOC (pH 7.4): 245.00
Polar Surface Area: 49 Å2
Polarizability: 22.3±0.5 10-24cm3
Surface Tension: 42.6±3.0 dyne/cm
Molar Volume: 178.8±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) =  1.68
    Log Kow (Exper. database match) =  2.11
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  421.19  (Adapted Stein & Brown method)
    Melting Pt (deg C):  175.78  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.1E-007  (Modified Grain method)
    MP  (exp database):  158 deg C
    VP  (exp database):  3.07E-07 mm Hg at 25 deg C
    Subcooled liquid VP: 6.35E-006 mm Hg (25 deg C, exp database VP )

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  323.6
       log Kow used: 2.11 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  815 mg/L (25 deg C)
        Exper. Ref:  MARTIN,H & WORTHING,CR (1977)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  103.55 mg/L
    Wat Sol (Exper. database match) =  815.00
       Exper. Ref:  MARTIN,H & WORTHING,CR (1977)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.39E-010  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 1.05E-10  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.168E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.11  (exp database)
  Log Kaw used:  -8.367  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  10.477
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5771
   Biowin2 (Non-Linear Model)     :   0.0058
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6511  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5064  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0320
   Biowin6 (MITI Non-Linear Model):   0.0056
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8166
 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):  0.000847 Pa (6.35E-006 mm Hg)
  Log Koa (Koawin est  ): 10.477
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00354 
       Octanol/air (Koa) model:  0.00736 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.113 
       Mackay model           :  0.221 
       Octanol/air (Koa) model:  0.371 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  19.4088 E-12 cm3/molecule-sec
      Half-Life =     0.551 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.613 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.294000 E-17 cm3/molecule-sec
      Half-Life =     3.898 Days (at 7E11 mol/cm3)
      Half-Life =     93.551 Hrs
   Fraction sorbed to airborne particulates (phi): 0.167 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  51.34
      Log Koc:  1.710 

 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 = 0.925 (BCF = 8.408)
       log Kow used: 2.11 (expkow database)

 Volatilization from Water:
    Henry LC:  1.05E-010 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:  9.01E+006  hours   (3.754E+005 days)
    Half-Life from Model Lake :  9.83E+007  hours   (4.096E+006 days)

 Removal In Wastewater Treatment:
    Total removal:               2.36  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.26  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.00122         11.6         1000       
   Water     21.1            900          1000       
   Soil      78.8            1.8e+003     1000       
   Sediment  0.0936          8.1e+003     0          
     Persistence Time: 1.47e+003 hr




                    

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