13676-54-5

N,N'-(4,4'-亚甲基二苯基)双马来酰亚胺(13676-54-5)质谱(MS)

分子式:C21H14N2O4

分子量: 358.35

InChI:InChI=1S/C21H14N2O4/c24-18-9-10-19(25)22(18)16-5-1-14(2-6-16)13-15-3-7-17(8-4-15)23-20(26)11-12-21(23)27/h1-12H,13H2

InChIKey: XQUPVDVFXZDTLT-UHFFFAOYSA-N

Smiles:C(C1=CC=C(N2C(=O)C=CC2=O)C=C1)C1=CC=C(N2C(=O)C=CC2=O)C=C1

Mass

MS-NW-8163          
N,N'-(methylenedi-p-phenylene)dimaleimide
C21H14N2O4          (Mass of molecular ion:    358)

   Source Temperature: 230 °C
   Sample Temperature: 200 °C
   Direct, 75 eV

      18.0       2.8
      26.0       7.4
      27.0       1.0
      28.0       2.2
      39.0       1.5
      51.0       2.2
      52.0       1.1
      53.0       3.8
      54.0      14.4
      55.0       1.8
      63.0       2.0
      76.0       2.8
      77.0       5.6
      78.0       1.9
      80.0       1.2
      82.0       5.6
      89.0       2.2
      90.0       2.1
     102.0       2.0
     103.0       2.8
     104.0       1.8
     106.0       1.3
     115.0       2.4
     116.0       1.6
     128.0       1.5
     129.0       5.4
     130.0       3.9
     131.0       1.7
     132.0       6.7
     138.0       1.1
     139.0       1.2
     140.0       1.5
     144.0       1.1
     151.0       2.8
     152.0       3.7
     153.0       1.8
     156.0       1.4
     157.0       6.1
     158.0       9.8
     159.0       1.1
     164.0       5.1
     165.0      11.2
     166.0       2.7
     172.0       1.5
     177.0       1.9
     178.0       2.7
     179.0       5.5
     180.0       2.7
     181.0       1.1
     185.0       2.0
     186.0      10.1
     187.0       1.3
     189.0       1.1
     190.0       3.1
     191.0       2.1
     192.0       1.3
     204.0       5.0
     205.0       3.1
     206.0       5.2
     207.0       2.3
     208.0       1.1
     215.0       1.4
     216.0       2.4
     217.0       2.7
     218.0       1.2
     219.0       1.2
     220.0       1.2
     221.0       1.3
     231.0       1.2
     232.0       6.1
     233.0       6.9
     234.0       4.3
     247.0       2.5
     248.0       1.3
     249.0       1.2
     257.0       1.1
     258.0       1.2
     259.0       1.7
     260.0       4.4
     261.0      22.8
     262.0      11.1
     263.0       1.9
     273.0       2.2
     274.0       1.1
     275.0       4.3
     276.0       2.5
     277.0       1.6
     278.0       1.4
     283.0       1.3
     284.0       1.1
     285.0       1.9
     287.0       1.6
     288.0       1.0
     301.0       5.9
     302.0       2.3
     303.0       1.6
     312.0       1.7
     313.0       6.0
     314.0       1.8
     316.0       1.3
     329.0       9.1
     330.0       5.7
     331.0       1.2
     357.0       5.1
     358.0     100.0
     359.0      23.7
     360.0       4.4

90 MHz in DMSO-d6

¹H NMR	89.56 MHz
C₂₁ H₁₄ N₂ O₄	0.037 g : 0.5 ml DMSO-d₆
N,N'-(methylenedi-p-phenylene)dimaleimide

    Assign.     Shift(ppm)

      A             7.35
      B             7.28
      C             7.152
      D             4.033

     Hz     ppm     Int.

    665.50   7.431     59
    664.75   7.423     50
    663.00   7.403     38
    659.31   7.362     70
    656.63   7.332    328
    653.25   7.294    371
    650.63   7.265     79
    648.56   7.242     41
    647.13   7.226     52
    645.31   7.206     71
    644.44   7.196     87
    643.00   7.180     57
    640.63   7.154   1000
    636.25   7.105     30
    361.19   4.033    120

in CDCl3