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288-13-1

Pyrazole

Product Name Pyrazole

CAS288-13-1

MFC3H4N2

MW68.08

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  • 288-13-1_ms_1
    Mass 

    MS-NW-5084          
pyrazole
C3H4N2              (Mass of molecular ion:     68)


       Source Temperature: 260 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV


          14.0       2.2
      26.0       1.6
      27.0       3.1
      28.0      17.9
      29.0       1.1
      35.0       2.1
      38.0       2.4
      39.0       5.6
      40.0       9.4
      41.0      16.6
      42.0      39.5
      43.0       4.6
      67.0      10.6
      68.0     100.0
      69.0       4.4

parameter in CCl4

  • 288-13-1_1hnmr_0

    1H NMR 300 MHz
    C3 H4 N2 0.5 M in CCl4
    pyrazole
    ChemicalStructure 
        Parameter     ppm  Hz
    
      D(A)         7.74
      D(B)         6.10
       J(A,A')         0.0
       J(A,B)          2.1
       J(A',B)         2.1
     
      D(C)        13.60
     
     WILLIAMS,J.K. J.ORG.CHEM. 29, 1377 (1964)
  

         Hz     ppm     Int.


       4080.03  13.600    964
   2323.06   7.744    992
   2321.05   7.737   1000
   1832.09   6.107    261
   1830.08   6.100    498
   1828.00   6.093    257

in CDCl3

  • 288-13-1_13cnmr_0

KBr disc

  • 288-13-1_ir1_2

nujol mull

  • 288-13-1_ir2_1

4880 A,200 M,powder

  • 288-13-1_raman_0

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