4,4'-二甲基安息香

产品名称 4,4'-二甲基安息香

CAS号1218-89-9

分子式C16H16O2

分子量240.3

¹³CNMR

Mass

MS-NW-9352          
4,4'-dimethylbenzoin
C16H16O2            (Mass of molecular ion:    240)

   Source Temperature: 180 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      18.0       2.0
      39.0       2.1
      41.0       1.0
      51.0       1.4
      63.0       1.1
      65.0       7.9
      77.0       7.3
      78.0       1.2
      89.0       1.3
      91.0      29.4
      92.0       3.0
      93.0      15.8
      94.0       1.2
     119.0     100.0
     120.0      10.5
     121.0      87.0
     122.0       7.6
     223.0       1.0
     240.0       4.0

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₁₆ H₁₆ O₂	0.094 g : 0.5 ml CDCl₃
4,4'-dimethylbenzoin

    Assign.     Shift(ppm)

      A             7.805
      B             7.208
      C             7.141
      D             7.087
      E             5.891
      F             4.61
      G             2.298
      J             2.240

     Hz     ppm     Int.

   3124.15   7.818    337
   3122.44   7.813    119
   3117.55   7.801    130
   3115.84   7.797    366
   3114.14   7.793     66
   2885.38   7.220    280
   2883.67   7.216    110
   2879.15   7.205    131
   2877.32   7.200    398
   2858.64   7.153    251
   2858.03   7.152    291
   2850.10   7.132    281
   2849.37   7.130    244
   2835.69   7.096    312
   2827.88   7.076    239
   2354.49   5.892    113
   1844.12   4.615     47
    918.46   2.299    972
    895.39   2.241   1000

in CDCl3

KBr disc

nujol mull

4880 A,200 M,powder

更多供应商

4,4'-二甲基安息香(1218-89-9)质谱(MS) 相关产品图谱

烟苄酯(699-02-5)Raman光谱烟苄酯(699-02-5)核磁图(¹HNMR) 烟苄酯(699-02-5)质谱(MS) 烟苄酯(699-02-5)核磁图(¹³CNMR) 烟苄酯(699-02-5)红外图谱(IR1)

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