6305-43-7

1,4-DIBROMO-2,3-BUTANEDIONE(6305-43-7) ¹H NMR

Product Name1,4-DIBROMO-2,3-BUTANEDIONE

CAS 6305-43-7

Molecular FormulaC4H4Br2O2

Molecular Weight243.88

InChIInChI=1S/C4H4Br2O2/c5-1-3(7)4(8)2-6/h1-2H2

InChIKey RZMOICJDRADLCT-UHFFFAOYSA-N

SmilesC(Br)C(=O)C(=O)CBr

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1,4-DIBROMO-2,3-BUTANEDIONE(6305-43-7) <sup>1</sup>H NMR
Mass

MS-NW-6543          
1,4-dibromo-2,3-butanedione
C4H4Br2O2           (Mass of molecular ion:    242)

   Source Temperature: 240 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      14.0       5.5
      26.0       1.3
      27.0       2.5
      28.0       1.7
      41.0       1.9
      42.0     100.0
      43.0       7.7
      79.0       2.1
      80.0       1.6
      81.0       2.1
      82.0       1.6
      92.0       1.4
      93.0      22.9
      94.0       1.5
      95.0      21.9
     120.0       1.2
     121.0      51.7
     122.0       2.1
     123.0      49.0
     124.0       1.3
     242.0       1.1
     244.0       2.1
     246.0       1.0

parameter in CDCl3

1,4-DIBROMO-2,3-BUTANEDIONE(6305-43-7) <sup>1</sup>H NMR

¹H NMR	300 MHz
C₄ H₄ Br₂ O₂	0.045 g : 0.5 ml CDCl₃
1,4-dibromo-2,3-butanedione

    Parameter     ppm  Hz

      D(A)         4.330

     Hz     ppm     Int.

   1299.00   4.330   1000

in CDCl3

KBr disc

nujol mull

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1,4-DIBROMO-2,3-BUTANEDIONE(6305-43-7) 1H NMR

1,4-DIBROMO-2,3-BUTANEDIONE(6305-43-7) ¹H NMR