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网站主页CAS数据库列表 498-40-8更多图谱磺基丙氨酸(498-40-8)红外图谱(IR1)

磺基丙氨酸

产品名称 磺基丙氨酸

CAS号498-40-8

分子式C3H7NO5S

分子量169.16

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  • Mass

    MS-NW-0383          
    L-cysteic acid
    C3H7NO5S            (Mass of molecular ion:    169)
    

       Source Temperature: 190 °C
       Sample Temperature: 270 °C
       Direct, 75 eV
    

          16.0       8.1
          17.0      11.1
          18.0      47.8
          27.0       1.5
          28.0      24.7
          32.0       3.6
          39.0       1.1
          41.0       2.4
          42.0       2.9
          43.0       2.1
          44.0      34.9
          48.0      41.4
          50.0       1.8
          64.0     100.0
          65.0       1.0
          66.0       5.0
    

90 MHz in D2O


  • 1H NMR 89.56 MHz
    C3 H7 N O5 S 0.038 g : 0.5 ml D2O
    L-cysteic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    B 4.453 C *1 3.55 D *1 3.48 THE SOLVENT SIGNAL REMOVED. J(C,D)=-15.0HZ. J(B,C)=4.1HZ. J(B,D)=7.6HZ.

         Hz     ppm     Int.
    

        406.50   4.539     75
        405.19   4.525    446
        404.00   4.511     81
        403.50   4.506     71
        402.75   4.497     69
        401.06   4.479    502
        399.69   4.463     77
        399.25   4.458     77
        397.63   4.440    664
        396.56   4.428     83
        396.00   4.422     67
        395.38   4.415     66
        393.38   4.393    562
        392.13   4.379     66
        333.69   3.726     68
        329.69   3.682    144
        318.69   3.559    941
        316.56   3.535   1000
        314.56   3.513    781
        312.69   3.492    109
        312.19   3.486     87
        311.50   3.479     80
        309.00   3.451    732
        301.50   3.367     94
        293.81   3.281    132
    

in D2O



KBr disc



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