2568-33-4

异戊二醇(2568-33-4)质谱(MS)

产品名称:异戊二醇

CAS:2568-33-4

分子式:C5H12O2

分子量: 104.15

¹HNMR

¹³CNMR

IR1

Mass

MS-IW-9151          
3-methyl-1,3-butanediol
C5H12O2             (Mass of molecular ion:    104)

   Source Temperature: 220 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      15.0       3.6
      17.0       1.5
      18.0       6.9
      19.0       1.1
      26.0       1.7
      27.0      10.5
      28.0       9.0
      29.0      13.7
      30.0       4.4
      31.0      28.7
      38.0       1.8
      39.0      14.6
      40.0       5.0
      41.0      43.8
      42.0       5.4
      43.0     100.0
      44.0       3.7
      45.0       5.5
      50.0       1.5
      51.0       1.6
      53.0       7.1
      55.0       6.1
      56.0      14.5
      57.0       3.8
      58.0      16.5
      59.0      96.9
      60.0       3.5
      61.0       2.0
      67.0       6.4
      68.0       6.7
      69.0      11.3
      70.0       1.3
      71.0      22.6
      72.0       1.1
      73.0       3.1
      85.0       1.2
      86.0       3.7
      87.0       1.6
      89.0      14.6

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₅ H₁₂ O₂	0.05 ml : 0.5 ml CDCl₃
3-methyl-1,3-butanediol

    Assign.     Shift(ppm)

      A             4.38
      B             4.15
      C             3.848
      D             1.720
      E             1.265

     Hz     ppm     Int.

   1755.74   4.394     78
   1750.98   4.382    158
   1746.22   4.370     78
   1657.10   4.147    327
   1546.14   3.869     91
   1540.16   3.854    161
   1535.40   3.842    157
   1534.30   3.840    118
   1529.42   3.827     81
    693.36   1.735    183
    687.26   1.720    279
    681.27   1.705    167
    505.74   1.266   1000

in CDCl3