丙酸

产品名称丙酸

CAS号79-09-4

分子式C3H6O2

分子量74.08

¹³CNMR

Mass

MS-NW-5502          
propionic acid
C3H6O2              (Mass of molecular ion:     74)

   Source Temperature: 260 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV

      14.0       2.5
      15.0       2.9
      18.0       1.6
      25.0       2.8
      26.0      17.8
      27.0      58.9
      28.0     100.0
      29.0      85.8
      30.0      15.5
      31.0       4.0
      42.0       3.1
      43.0       2.7
      44.0       1.1
      45.0      50.9
      46.0       5.4
      47.0       3.3
      53.0       1.6
      55.0      12.6
      56.0      11.9
      57.0      25.6
      58.0       1.1
      73.0      43.3
      74.0      72.7
      75.0       3.2

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₃ H₆ O₂	0.04 ml : 0.5 ml CDCl₃
propionic acid

    Assign.     Shift(ppm)

      A            11.73
      B             2.380
      C             1.159

     Hz     ppm     Int.

   1050.85  11.734    142
    225.93   2.523     94
    225.16   2.515    117
    217.72   2.431    421
    210.97   2.356    223
    210.21   2.348    505
    203.28   2.270    150
    202.60   2.263    163
    110.91   1.239    481
    103.65   1.158   1000
    103.22   1.153    763
     95.87   1.071    362

in CDCl3

CCl4 solution

liquid film

4880 A,200 M,liquid

更多供应商

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