Terephthalic acid monoamide(6051-43-0) IR2

Product NameTerephthalic acid monoamide

CAS 6051-43-0

Molecular FormulaC8H7NO3

Molecular Weight165.15

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Mass

MS-KW-0589          
terephthalamic acid 
C8H7NO3             (Mass of molecular ion:    165)

   Source Temperature: 180 °C
   Sample Temperature: 180 °C
   Direct, 75 eV

      18.0       3.1
      27.0       1.4
      28.0       2.7
      37.0       1.4
      38.0       3.2
      39.0       6.6
      44.0       7.4
      45.0       1.7
      50.0      11.2
      51.0       9.7
      52.0       4.6
      53.0       2.0
      63.0       1.3
      65.0      33.1
      66.0       3.4
      73.0       1.2
      73.5       2.0
      74.0       5.8
      75.0       9.1
      76.0       8.4
      77.0       4.8
      92.0       1.1
      93.0       4.7
     102.0       3.2
     103.0       7.8
     104.0       3.2
     105.0       2.6
     120.0       1.8
     121.0      34.2
     122.0       2.9
     130.0       6.2
     147.0       3.7
     148.0       3.5
     149.0     100.0
     150.0       9.0
     151.0       1.0
     165.0      54.1
     166.0       7.2

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₈H₇NO₃	0.039 g : 0.5 ml DMSO-d₆
terephthalamic acid

    Assign.     Shift(ppm)

     A          13.
     B *1        8.18
     C *2        8.045
     D *2        8.012
     E *1        7.59

     Hz     ppm     Int.

   3309.07   8.278      2
   3300.31   8.256      4
   3269.96   8.180    158
   3229.57   8.079     19
   3221.66   8.059    309
   3221.02   8.057    236
   3219.52   8.054    149
   3215.25   8.043    242
   3213.11   8.038   1000
   3206.06   8.020    929
   3203.92   8.015    208
   3199.43   8.003    135
   3198.15   8.000    216
   3197.30   7.998    288
   3136.60   7.846      3
   3129.34   7.828      3
   3124.85   7.817      2
   3116.94   7.797      2
   3035.09   7.592    155

in DMSO-d6