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3-Hydroxy-2-naphthoic acid

Product Name 3-Hydroxy-2-naphthoic acid

CAS92-70-6

MFC11H8O3

MW188.18

¹³CNMR

Mass

MS-NW-0326          
3-hydroxy-2-naphthoic acid
C11H8O3             (Mass of molecular ion:    188)

   Source Temperature: 170 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      18.0       1.0
      38.0       1.0
      39.0       3.4
      50.0       2.1
      51.0       2.7
      53.0       1.3
      56.5       1.7
      57.0       8.2
      57.5       2.3
      61.0       1.3
      62.0       4.4
      63.0       8.3
      64.0       1.9
      65.0       1.8
      71.0      21.3
      71.5       2.7
      74.0       2.4
      75.0       2.3
      77.0       2.5
      85.0       7.9
      85.5       1.7
      86.0       2.4
      87.0       3.8
      88.0       6.2
      89.0       3.3
      94.0       1.8
     103.0       1.9
     107.0       2.3
     113.0       9.6
     114.0      40.6
     115.0      12.5
     116.0       1.2
     142.0      61.3
     143.0       7.3
     144.0       2.8
     170.0     100.0
     171.0      13.4
     172.0       1.3
     188.0      50.0
     189.0       6.1

90 MHz in DMSO-d6

¹H NMR	89.56 MHz
C₁₁ H₈ O₃	0.040 g : 0.5 ml DMSO-d₆
3-hydroxy-2-naphthoic acid

    Assign.     Shift(ppm)

      A            11.6
      B             8.589
      C     *1      7.984
      D     *1      7.780
      E     *2      7.55
      F     *2      7.36
      G             7.355

     Hz     ppm     Int.

   1039.23  11.604     68
    769.30   8.590    782
    719.91   8.039    210
    719.23   8.031    201
    711.96   7.950    277
    702.05   7.839    176
    693.85   7.748    352
    684.45   7.643    156
    683.00   7.627    179
    677.78   7.568    308
    676.42   7.553    262
    674.88   7.536     97
    669.84   7.480    198
    667.27   7.451    284
    665.48   7.431    252
    658.81   7.357   1000
    652.58   7.287    108
    651.12   7.271     97

in DMSO-d6

KBr disc

nujol mull

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