乙酰丙酮

产品名称乙酰丙酮

CAS号123-54-6

分子式C5H8O2

分子量100.12

¹³CNMR

Mass

MS2014-05096CW      
2,4-pentanedione
C5H8O2              (Mass of molecular ion:    100)

   Source Temperature: 250 °C
   Sample Temperature: 250 °C
   Reservoir, 70 eV

      15.0       3.1
      26.0       1.6
      27.0       4.7
      28.0       7.5
      29.0       2.7
      31.0       2.2
      32.0       1.9
      38.0       1.7
      39.0       5.3
      41.0       5.0
      42.0       7.7
      43.0     100.0
      44.0       2.4
      55.0       2.2
      57.0       1.2
      58.0       5.6
      69.0       1.8
      72.0      10.4
      84.0       1.0
      85.0      72.3
      86.0       3.2
     100.0      58.9
     101.0       3.7

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₅ H₈ O₂	0.05 ml : 0.5 ml CDCl₃
2,4-pentanedione

    Assign.     Shift(ppm)

      A             5.524
      C             3.612
      D             2.236
      E             2.044

     Hz     ppm     Int.

   2207.64   5.524    360
   1443.85   3.613     90
    893.80   2.237    337
    826.90   2.070     22
    823.00   2.060     59
    816.89   2.045   1000

in CDCl3