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Indigo Carmine

Product Name Indigo Carmine

CAS860-22-0

MFC16H11N2NaO8S2

MW446.38

¹³CNMR

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₁₆ H₈ N₂ Na₂ O₈ S₂	saturated in DMSO-d₆
indigo carmine

    Assign.     Shift(ppm)

      A            10.7
      B             7.827
      C             7.779
      D             7.280

     Hz     ppm     Int.

   4273.53  10.694     29
   4263.91  10.670    552
   4253.69  10.644     23
   3137.97   7.852     26
   3130.95   7.835    232
   3129.12   7.830    962
   3127.75   7.827   1000
   3121.49   7.811     30
   3114.47   7.793    783
   3112.64   7.789    578
   3109.28   7.781     65
   3106.08   7.773    822
   3104.25   7.768    742
   2914.12   7.292    819
   2913.67   7.291    797
   2909.39   7.280     60
   2905.73   7.271    787
   2905.12   7.270    787

in DMSO-d6

KBr disc

nujol mull

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