2,4-Dihydroxypyridine(626-03-9) ¹³C NMR

Product Name2,4-Dihydroxypyridine

CAS 626-03-9

Molecular FormulaC5H5NO2

Molecular Weight111.1

InChIInChI=1S/C5H5NO2/c7-4-1-2-6-5(8)3-4/h1-3H,(H2,6,7,8)

InChIKey ZEZJPIDPVXJEME-UHFFFAOYSA-N

SmilesC1(=O)NC=CC(O)=C1

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Mass

MS2001-00051WA      
4-hydroxy-2-pyridone
C5H5NO2             (Mass of molecular ion:    111)

   Source Temperature: 210 °C
   Sample Temperature:  85 °C
   Direct, 70 eV

      26.0       2.3
      27.0       2.7
      28.0       8.3
      29.0       3.4
      37.0       2.2
      38.0       3.7
      39.0       3.4
      40.0       3.0
      41.0       3.0
      42.0       5.2
      43.0       4.0
      51.0       1.0
      52.0       1.8
      53.0       3.0
      54.0       3.2
      55.0       8.7
      56.0       1.1
      64.0       1.0
      65.0       1.0
      66.0       1.5
      67.0       1.0
      68.0       3.1
      69.0       6.3
      70.0      66.5
      71.0       2.5
      82.0       2.7
      83.0       8.2
     111.0     100.0
     112.0       5.9

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₅ H₅ N O₂	0.041 g : 0.5 ml DMSO-d₆
4-hydroxy-2-pyridone

    Assign.     Shift(ppm)

      A            11.
      B             7.228
      C             5.856
      D             5.582

     Hz     ppm     Int.

   4354.78  10.897     46
   2892.75   7.239    867
   2892.38   7.238    871
   2888.72   7.229     48
   2885.42   7.220    900
   2885.06   7.219    913
   2880.48   7.208     23
   2345.08   5.868    639
   2342.70   5.862    667
   2337.94   5.850    614
   2335.56   5.845    639
   2232.25   5.586    971
   2231.88   5.585   1000
   2229.87   5.580    976
   2229.50   5.579    952

in DMSO-d6