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76497-39-7

D-(-)-3-Acetylthio-2-methylpropionic acid

Product Name D-(-)-3-Acetylthio-2-methylpropionic acid

CAS76497-39-7

MFC6H10O3S

MW162.21

More

  • 76497-39-7_ms_1
    Mass

    MS-IW-7448          
    (S)-3-acetylthio-2-methylpropionic acid
    C6H10O3S            (Mass of molecular ion:    162)
    

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

          14.0       1.7
          15.0       5.4
          18.0       1.3
          27.0       3.9
          28.0       3.1
          29.0       1.5
          39.0       6.9
          40.0       1.8
          41.0      15.1
          42.0      53.8
          43.0     100.0
          44.0       4.4
          45.0      11.5
          46.0       3.2
          47.0       4.2
          55.0       1.2
          56.0       3.7
          58.0       1.4
          59.0       1.7
          60.0       2.3
          61.0      25.1
          69.0       2.3
          73.0       4.0
          74.0       9.2
          75.0       1.8
          76.0       1.0
          86.0       2.3
          87.0       1.9
         101.0       1.3
         102.0      24.5
         103.0       2.2
         104.0       1.1
         120.0       1.6
         162.0       2.4
    

400 MHz in CDCl3

  • 76497-39-7_1hnmr_0

    1H NMR 399.65 MHz
    C6 H10 O3 S 0.05 ml : 0.5 ml CDCl3
    (S)-3-acetylthio-2-methylpropionic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.9 B *1 3.123 C *1 3.062 D 2.732 E 2.351 F 1.288

         Hz     ppm     Int.
    

       1261.90   3.158     51
       1254.43   3.139     56
       1248.17   3.124    119
       1240.69   3.105    135
       1231.38   3.082    123
       1225.28   3.066    141
       1217.65   3.047     55
       1211.55   3.032     57
       1102.75   2.760     42
       1096.65   2.745     51
       1095.43   2.741     63
       1089.48   2.727     63
       1088.10   2.723     49
       1082.15   2.708     39
        939.64   2.352   1000
        936.58   2.344     32
        518.65   1.298    486
        514.22   1.287     39
        511.47   1.280    503
    

in CDCl3

  • 76497-39-7_13cnmr_0

liquid film

  • 76497-39-7_ir1_0