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Back ChemicalBook Home>CAS DataBase List>16867-04-2More Spectrum> 2,3-Dihydroxypyridine(16867-04-2) IR2

2,3-Dihydroxypyridine(16867-04-2) IR2

Molecular FormulaC5H5NO2

Molecular Weight111.1

InChIInChI=1S/C5H5NO2/c7-4-2-1-3-6-5(4)8/h1-3,7H,(H,6,8)

InChIKey GGOZGYRTNQBSSA-UHFFFAOYSA-N

SmilesC1(=O)NC=CC=C1O


  • Mass

    MS-IW-4337          
    2,3-pyridinediol
    C5H5NO2             (Mass of molecular ion:    111)
    

       Source Temperature: 140 °C
       Sample Temperature:  90 °C
       Direct, 75 eV
    

          18.0       4.9
          26.0       1.3
          27.0       2.3
          28.0       6.6
          29.0       1.7
          38.0       2.2
          39.0       2.5
          41.5       1.2
          52.0       1.3
          53.0       1.6
          54.0       7.2
          55.0      18.3
          55.5       1.2
          56.0       1.6
          65.0       3.3
          82.0       3.0
          83.0       4.9
          93.0       4.5
         111.0     100.0
         112.0       7.9
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C5 H5 N O2 0.039 g : 0.5 ml DMSO-d6
    2,3-pyridinediol
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.8 B 9.03 C 6.882 D 6.739 E 6.093

         Hz     ppm     Int.
    

       4697.67  11.755    152
       3608.56   9.030    152
       2754.82   6.894    679
       2752.99   6.889    771
       2748.23   6.877    748
       2746.40   6.873    776
       2697.86   6.751    760
       2696.21   6.747    772
       2690.72   6.733    821
       2689.07   6.729    787
       2441.79   6.110    740
       2435.20   6.094    955
       2434.83   6.093   1000
       2428.06   6.076    659
    

in DMSO-d6



KBr disc



liquid film



nujol mull



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