81-11-8

4,4'-Diamino-2,2'-stilbenedisulfonic acid(81-11-8) IR2

Product Name4,4'-Diamino-2,2'-stilbenedisulfonic acid

Molecular FormulaC14H14N2O6S2

Molecular Weight370.4

InChIInChI=1S/C14H14N2O6S2/c15-11-5-3-9(13(7-11)23(17,18)19)1-2-10-4-6-12(16)8-14(10)24(20,21)22/h1-8H,15-16H2,(H,17,18,19)(H,20,21,22)

InChIKey REJHVSOVQBJEBF-UHFFFAOYSA-N

SmilesC(C1=CC=C(N)C=C1S(O)(=O)=O)=CC1=CC=C(N)C=C1S(O)(=O)=O

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IR1

IR2

4,4'-Diamino-2,2'-stilbenedisulfonic acid(81-11-8) IR2
Mass

MS-NW-8875          
4,4'-diamino-2,2'-stilbenedisulfonic acid
C14H14N2O6S2        (Mass of molecular ion:    370)

   Source Temperature: 260 °C
   Sample Temperature: 330 °C
   Direct, 75 eV

      27.0       1.8
      28.0      13.3
      29.0       1.1
      32.0       5.2
      33.0       1.5
      34.0       4.7
      38.0       1.8
      39.0       7.0
      40.0       2.0
      41.0       3.2
      42.0       1.3
      43.0       1.6
      44.0      24.5
      46.5       1.3
      48.0      40.1
      50.0       2.7
      51.0       2.4
      52.0       2.4
      53.0       1.7
      54.0       1.8
      60.0       1.0
      62.0       1.2
      63.0       3.0
      64.0     100.0
      65.0      14.4
      66.0      18.5
      67.0       2.2
      76.0       1.0
      77.0       2.4
      78.0       1.5
      79.0       1.1
      80.0       3.5
      81.0       1.7
      89.0       1.2
      90.0       1.7
      91.0       2.7
      92.0       8.7
      93.0      33.8
      94.0       2.5
     104.0       2.1
     105.0       3.0
     106.0       5.0
     107.0       2.7
     109.0       2.5
     117.0       1.9
     118.0       1.1
     125.0       1.5
     165.0       2.3
     167.0       1.3
     173.0       7.9
     180.0       2.0
     191.0       1.0
     192.0       2.0
     193.0       2.8
     194.0       2.0
     195.0       3.8
     208.0       3.4
     209.0       4.1
     210.0      18.3
     211.0       3.1
     224.0       1.3
     240.0       1.8
     254.0       1.1

KBr disc