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Sodium 2-naphthol-7-sulfonate

Product Name Sodium 2-naphthol-7-sulfonate

CAS135-55-7

MFC10H9NaO4S

MW248.23

¹³CNMR

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₁₀ H₇ Na O₄ S	0.031 g : 0.5 ml DMSO-d₆
sodium 7-hydroxy-2-naphthalenesulfonate

    Assign.     Shift(ppm)

      A             9.88
      B             7.948
      C             7.75
      D             7.74
      E             7.507
      F             7.194
      G             7.132
     
     J(B,E)=1.2HZ
     J(C,E)=8.4HZ
     J(D,G)=8.7HZ
     J(F,G)=2.7HZ

     Hz     ppm     Int.

   3947.91   9.879    356
   3176.42   7.949   1000
   3102.87   7.764    649
   3094.33   7.743    881
   3087.62   7.726    738
   3004.91   7.519    566
   3003.69   7.516    561
   2996.52   7.498    488
   2995.15   7.495    475
   2876.43   7.198    757
   2874.45   7.193    840
   2866.21   7.172     34
   2865.75   7.171     32
   2864.38   7.168     33
   2863.16   7.165     36
   2855.53   7.146    561
   2853.24   7.140    465
   2846.83   7.124    506
   2844.39   7.118    440

in DMSO-d6

KBr disc

nujol mull

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