61346-19-8

1,2-DIHYDRO-5-NITROINDAZOL-3-ONE(61346-19-8) ¹H NMR

Product Name1,2-DIHYDRO-5-NITROINDAZOL-3-ONE

CAS 61346-19-8

Molecular FormulaC7H5N3O3

Molecular Weight179.13

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1,2-DIHYDRO-5-NITROINDAZOL-3-ONE(61346-19-8) <sup>1</sup>H NMR
Mass

MS-NW-8182          
5-nitro-1,2-dihydro-3H-indazol-3-one
C7H5N3O3            (Mass of molecular ion:    179)

   Source Temperature: 190 °C
   Sample Temperature: 220 °C
   Direct, 75 eV

      18.0       5.0
      27.0       1.5
      28.0       6.0
      29.0       1.1
      30.0       1.9
      37.0       1.4
      38.0       1.9
      39.0       4.8
      44.0       1.8
      50.0       6.4
      51.0      12.1
      52.0       5.2
      53.0       2.3
      61.0       1.4
      62.0       3.0
      63.0       8.8
      64.0       3.4
      65.0       2.5
      66.0       2.7
      74.0       4.8
      75.0       9.2
      76.0       9.1
      77.0       4.3
      78.0      21.7
      79.0       1.9
      88.0       1.0
      89.0       1.0
      90.0       2.5
      92.0       1.8
      93.0       1.0
     103.0       3.1
     104.0       4.4
     105.0      15.1
     106.0       2.3
     120.0       1.0
     121.0       5.5
     132.0       1.1
     133.0      33.4
     134.0       3.0
     149.0      19.0
     150.0       2.0
     163.0       1.7
     179.0     100.0
     180.0       9.4
     181.0       1.0

400 MHz in DMSO-d6

1,2-DIHYDRO-5-NITROINDAZOL-3-ONE(61346-19-8) <sup>1</sup>H NMR

¹H NMR	399.65 MHz
C₇ H₅ N₃ O₃	0.036 g : 0.5 ml DMSO-d₆
5-nitro-1,2-dihydro-3H-indazol-3-one

    Assign.     Shift(ppm)

      A     *1     12.5
      B     *1     11.
      C             8.707
      D             8.151
      E             7.490

     Hz     ppm     Int.

   4981.19  12.464     62
   3481.13   8.711   1000
   3478.99   8.706    983
   3263.60   8.167    589
   3261.46   8.161    568
   3254.41   8.144    626
   3252.06   8.138    615
   2998.20   7.503    879
   2994.14   7.492     53
   2993.50   7.491     53
   2989.01   7.480    834

in DMSO-d6