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Solvent Red 24

Product Name Solvent Red 24

CAS85-83-6

MFC24H20N4O

MW380.44

¹³CNMR

Mass

MS-NW-6642          
Sudan IV
C24H20N4O           (Mass of molecular ion:    380)

   Source Temperature: 220 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      18.0       2.4
      27.0       1.5
      28.0       2.0
      39.0       7.3
      41.0       2.6
      50.0       1.9
      51.0       6.9
      52.0       3.2
      53.0       1.4
      62.0       1.1
      63.0       5.8
      64.0       2.7
      65.0      18.6
      66.0       1.7
      75.0       2.7
      76.0       2.7
      77.0      11.3
      78.0       5.0
      79.0       3.2
      88.0       1.4
      89.0      11.9
      90.0       9.3
      91.0      75.3
      92.0       7.3
      93.0       1.3
     101.0       4.7
     102.0       3.8
     103.0       2.2
     104.0       8.1
     105.0       3.4
     106.0      12.7
     107.0       3.2
     113.0       1.2
     114.0       4.5
     115.0      39.2
     116.0       4.5
     118.0       1.3
     119.0      10.7
     120.0       1.2
     121.0       1.2
     127.0       1.3
     128.0       7.4
     129.0       6.0
     130.0       3.3
     134.0       1.7
     142.0       1.7
     143.0      57.7
     144.0       9.5
     145.0       1.0
     152.0       1.0
     156.0       2.5
     157.0       1.4
     158.0       2.5
     159.0       2.0
     165.0       3.4
     166.0       1.4
     167.0       1.1
     170.0       4.4
     171.0      16.6
     172.0       2.1
     178.0       1.2
     179.0       1.2
     180.0       2.8
     181.0       2.0
     182.0       1.0
     189.0       1.9
     190.0       4.9
     190.5       1.0
     194.0       2.3
     195.0       3.0
     196.0       1.9
     197.0       2.1
     202.0       1.2
     203.0       1.2
     204.0       1.3
     205.0       1.9
     206.0       1.4
     207.0       1.9
     208.0       2.7
     209.0       4.6
     210.0       2.5
     215.0       1.4
     216.0       1.5
     217.0       1.6
     218.0       4.1
     219.0       2.0
     220.0       1.2
     222.0       2.9
     223.0       8.3
     224.0       8.7
     225.0       6.0
     226.0       1.2
     230.0       1.7
     231.0       2.4
     232.0       4.8
     233.0       7.9
     234.0       2.6
     244.0       4.1
     245.0       2.2
     246.0       2.3
     247.0       1.0
     259.0       1.1
     260.0       2.2
     261.0      77.8
     262.0      15.1
     263.0       1.7
     275.0       1.1
     277.0       1.3
     289.0       1.1
     349.0       2.4
     350.0       1.1
     351.0       2.8
     352.0       2.6
     363.0       2.3
     379.0       2.6
     380.0     100.0
     381.0      28.2
     382.0       4.2

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₂₄ H₂₀ N₄ O	0.033 g : 0.5 ml CDCl₃
Sudan IV

    Assign.     Shift(ppm)

      A            16.53
      B             8.463
      C             8.103
      D             7.879
      E             7.750
      F             7.62
      J             7.518
      K             7.486
      L             7.35
      M             7.34
      N             7.31
      P             7.26
      Q             6.748
      R             2.718
      S             2.535
     
     ASSIGNED BY H-H AND C-H COSY.
     J(F,Q)=9.5HZ

     Hz     ppm     Int.

   6606.93  16.532    147
   3386.72   8.475    124
   3378.66   8.455    131
   3243.41   8.116    150
   3234.86   8.095    180
   3153.81   7.892    104
   3152.10   7.888    106
   3145.02   7.870     87
   3143.31   7.866     90
   3097.90   7.752    190
   3096.92   7.750    180
   3048.58   7.629    208
   3042.24   7.613    165
   3038.82   7.604    183
   3011.96   7.537     70
   3004.88   7.519    129
   2996.34   7.498    154
   2988.04   7.477    146
   2946.29   7.373     97
   2945.56   7.371    102
   2938.48   7.353    154
   2934.33   7.343    130
   2933.11   7.340    136
   2931.64   7.336    117
   2927.98   7.327    302
   2927.00   7.324    296
   2920.65   7.309     59
   2906.74   7.274     78
   2904.54   7.268     72
   2898.44   7.253    104
   2892.58   7.238     47
   2890.38   7.233     42
   2701.90   6.761    207
   2692.38   6.737    196
   1094.48   2.739     40
   1093.99   2.738     40
   1086.67   2.720   1000
   1013.43   2.536    862

in CDCl3

KBr disc

nujol mull

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