2,3-Diaminopyridine(452-58-4) ¹H NMR

Product Name2,3-Diaminopyridine

CAS 452-58-4

Molecular FormulaC5H7N3

Molecular Weight109.13

InChIInChI=1S/C5H7N3/c6-4-2-1-3-8-5(4)7/h1-3H,6H2,(H2,7,8)

InChIKey ZZYXNRREDYWPLN-UHFFFAOYSA-N

SmilesC1(N)=NC=CC=C1N

Request For Quotation

¹HNMR

IR1

IR2

Mass

MS-IW-3071          
2,3-diaminopyridine
C5H7N3              (Mass of molecular ion:    109)

   Source Temperature: 220 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      26.0       1.0
      27.0       1.8
      28.0      10.8
      29.0       2.1
      30.0       1.3
      37.0       1.6
      38.0       4.7
      39.0       9.3
      40.0       2.7
      41.0       4.8
      42.0       1.9
      43.0       3.7
      51.0       1.8
      52.0       5.9
      53.0       5.0
      54.0      16.5
      55.0      22.2
      56.0       7.8
      64.0       2.0
      65.0       4.3
      66.0       3.0
      78.0       2.0
      81.0      17.1
      82.0      29.9
      83.0       1.6
      92.0       3.3
      93.0       1.9
     108.0       2.1
     109.0     100.0
     110.0       6.7

parameter in DMSO-d6

¹H NMR	300 MHz
C₅ H₇ N₃	30 % in DMSO
2,3-diaminopyridine

    Parameter     ppm  Hz

      D(A)         7.58
      D(B)         6.56
      D(C)         6.93
       J(A,B)          4.9
       J(A,C)          1.7
       J(B,C)          7.3
     
      D(D)         5.22
     
     BRUEGEL,W. Z.ELEKTROCHEM.(BER.BUNSENGES.PHYS.CHEM.)
     66, 159 (1962)

     Hz     ppm     Int.

   2277.31   7.591     67
   2275.64   7.585     69
   2272.42   7.575     70
   2270.75   7.569     70
   2083.61   6.945     64
   2081.94   6.940     64
   2076.31   6.921     73
   2074.63   6.915     72
   1973.95   6.580     69
   1969.06   6.564     69
   1966.67   6.556     63
   1961.78   6.539     59
   1566.00   5.220   1000

KBr disc