2-氯异烟酸

产品名称 2-氯异烟酸

CAS号6313-54-8

分子式C6H4ClNO2

分子量157.55

¹³CNMR

Mass

MS-IW-6990          
2-chloro-4-pyridinecarboxylic acid
C6H4ClNO2           (Mass of molecular ion:    157)

   Source Temperature: 150 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      18.0       4.2
      28.0       1.5
      38.0       1.1
      39.0       1.6
      45.0       2.2
      49.0       1.3
      50.0       7.5
      51.0       7.4
      52.0       1.5
      56.0       1.8
      66.0       3.7
      75.0       1.3
      76.0       4.9
      77.0       1.6
      78.0       4.5
      85.0       5.4
      86.0       1.0
      87.0       1.9
      94.0       1.7
     104.0       2.1
     112.0      12.0
     113.0       1.0
     114.0       3.9
     122.0      29.9
     123.0       2.2
     128.0       1.0
     139.0       2.6
     140.0      16.0
     141.0       1.9
     142.0       5.2
     157.0     100.0
     158.0       7.3
     159.0      32.5
     160.0       2.4

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₆ H₄ Cl N O₂	0.039 g : 0.5 ml DMSO-d₆
2-chloro-4-pyridinecarboxylic acid

    Assign.     Shift(ppm)

      A            14.
      B             8.631
      C             7.85
      D             7.84

     Hz     ppm     Int.

   3451.90   8.638    381
   3450.93   8.635    338
   3447.02   8.626    366
   3446.29   8.624    335
   3138.67   7.854    254
   3137.70   7.852    793
   3137.21   7.850    740
   3136.47   7.849   1000
   3135.50   7.846    210
   3131.59   7.836    410
   3130.37   7.833    268

in DMSO-d6

KBr disc

nujol mull

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