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Back ChemicalBook Home>CAS DataBase List>72657-23-9More Spectrum> (R)-(-)-3-HYDROXY-2-METHYLPROPIONIC ACID METHYL ESTER(72657-23-9) 1H NMR

(R)-(-)-3-HYDROXY-2-METHYLPROPIONIC ACID METHYL ESTER(72657-23-9) 1H NMR

Molecular FormulaC5H10O3

Molecular Weight118.13

InChIInChI=1S/C5H10O3/c1-4(3-6)5(7)8-2/h4,6H,3H2,1-2H3/t4-/m1/s1

InChIKey ATCCIZURPPEVIZ-SCSAIBSYSA-N

SmilesC(OC)(=O)[C@H](C)CO


  • Mass

    MS-IW-1317          
    methyl (R)-3-hydroxy-2-methylpropionate
    C5H10O3             (Mass of molecular ion:    118)
    

       Source Temperature: 230 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       8.4
          26.0       1.7
          27.0       7.2
          28.0      15.0
          29.0      14.7
          30.0       1.7
          31.0      38.7
          32.0       1.0
          33.0       3.0
          39.0       3.7
          40.0       1.1
          41.0      17.9
          42.0       5.0
          43.0       3.2
          45.0       5.0
          55.0      14.7
          56.0      32.9
          57.0      55.3
          58.0       5.9
          59.0      42.7
          60.0       2.9
          61.0       2.0
          68.0       1.6
          69.0      13.3
          71.0       5.1
          77.0       1.1
          85.0       8.8
          86.0       1.5
          87.0      44.0
          88.0     100.0
          89.0       4.9
         100.0      10.0
         101.0       1.1
         103.0       4.8
         119.0       1.8
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C5 H10 O3 0.05 ml : 0.5 ml CDCl3
    methyl (R)-3-hydroxy-2-methylpropionate
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 3.74 B 3.712 C *1 3.67 D 3.39 E 2.679 F 1.213

         Hz     ppm     Int.
    

       1495.48   3.742     54
       1493.90   3.739     51
       1491.21   3.732     50
       1483.52   3.713   1000
       1473.75   3.688     51
       1468.87   3.676     72
       1463.75   3.663     57
       1458.01   3.649     39
       1358.76   3.400     44
       1354.13   3.389     85
       1080.69   2.705     63
       1075.68   2.692     68
       1073.49   2.687     97
       1068.48   2.674     97
       1066.28   2.669     71
       1061.16   2.656     66
        470.83   1.179    632
        463.62   1.161    657
    

in CDCl3



liquid film





(R)-(-)-3-HYDROXY-2-METHYLPROPIONIC ACID METHYL ESTER(72657-23-9) 1H NMR Atlas of Related Products

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