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网站主页CAS数据库列表 81-07-2更多图谱糖精(81-07-2)红外图谱(IR2)

糖精

产品名称 糖精

CAS号81-07-2

分子式C7H5NO3S

分子量183.18

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  • Mass

    MS-NW-0180          
    1,2-benzisothiazol-3(2H)-one 1,1-dioxide
    C7H5NO3S            (Mass of molecular ion:    183)
    

       Source Temperature: 190 °C
       Sample Temperature:   0 °C
       Direct, 75 eV
    

          26.0       1.1
          27.0       1.3
          28.0       1.7
          37.0       5.9
          38.0      10.2
          39.0       7.0
          41.0       1.2
          43.0       3.0
          45.0       2.1
          45.5       1.8
          46.0       1.1
          48.0       5.0
          49.0       3.8
          50.0      67.6
          51.0       6.5
          52.0       4.4
          53.0       1.8
          61.0       3.0
          62.0       4.4
          63.0      14.3
          64.0      14.7
          65.0       2.9
          69.0       4.8
          70.0       2.2
          73.0       4.5
          74.0      24.8
          75.0      18.9
          76.0     100.0
          77.0       7.6
          78.0       1.5
          81.0       1.0
          84.0       3.6
          90.0       3.7
          91.0       9.7
          92.0      42.4
          93.0       3.1
          95.0       1.5
          96.0       2.3
         103.0      17.5
         104.0      23.7
         105.0       2.1
         112.0       2.7
         119.0      54.5
         120.0      43.0
         121.0       4.7
         122.0       1.6
         140.0       7.9
         183.0      91.2
         184.0       8.8
         185.0       4.8
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C7 H5 N O3 S 0.039 g : 0.5 ml DMSO-d6
    1,2-benzisothiazol-3(2H)-one 1,1-dioxide
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.1 B *1 8.217 C *1 8.057 D *2 8.041 E *2 7.986

         Hz     ppm     Int.
    

       3289.12   8.231    511
       3288.39   8.229    670
       3287.47   8.226    443
       3281.61   8.212    600
       3280.70   8.209    914
       3279.96   8.208    518
       3226.11   8.073    434
       3225.56   8.071    489
       3224.83   8.070    483
       3224.10   8.068    415
       3222.27   8.063    386
       3220.98   8.060    458
       3217.69   8.052    919
       3216.77   8.049    697
       3214.76   8.044   1000
       3213.29   8.041    579
       3207.25   8.026    640
       3205.96   8.022    391
       3197.90   8.002    677
       3196.62   7.999    675
       3190.39   7.983    636
       3189.30   7.981    678
       3182.88   7.965    262
       3181.79   7.962    227
    

KBr disc



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