p-(1-naphthylazo)benzoic acid

Mass

MS-IW-5917          
p-(1-naphthylazo)benzoic acid
C17H12N2O2          (Mass of molecular ion:    276)

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

      18.0       2.6
      28.0       1.3
      39.0       1.5
      50.0       1.0
      51.0       2.1
      65.0       5.5
      75.0       2.3
      76.0       2.4
      77.0       5.1
     101.0       2.9
     104.0       3.5
     115.0       1.0
     121.0      12.6
     122.0       1.0
     126.0       5.1
     127.0     100.0
     128.0      12.7
     138.0       1.4
     143.0       2.6
     149.0       1.4
     155.0       5.9
     202.0       3.8
     203.0       2.1
     231.0       2.1
     232.0       1.1
     258.0       1.0
     275.0       3.8
     276.0      67.0
     277.0      13.0
     278.0       1.8

Assign. Shift(ppm) A 8.892 B 8.22 C 8.19 D 8.11 E 8.09 F 7.847 G 7.752 J 7.69

     Hz     ppm     Int.

   3558.20   8.904    272
   3549.96   8.883    279
   3288.12   8.228    566
   3279.42   8.206   1000
   3269.96   8.183    352
   3260.80   8.160     32
   3259.89   8.157     31
   3259.43   8.156     30
   3259.12   8.155     30
   3256.99   8.150     33
   3246.61   8.124    851
   3237.92   8.102    718
   3228.45   8.079    317
   3140.87   7.860    283
   3139.95   7.857    287
   3137.05   7.850     57
   3133.39   7.841    365
   3132.48   7.839    344
   3107.45   7.776    129
   3106.23   7.773    135
   3100.59   7.759    228
   3099.21   7.755    274
   3097.84   7.752    160
   3092.19   7.738    221
   3090.97   7.735    202
   3079.53   7.706    492
   3071.75   7.687    629
   3065.49   7.671    184
   3063.96   7.667    309