98-37-3

2-Aminophenol-4-sulfonic acid(98-37-3) IR2

Product Name2-Aminophenol-4-sulfonic acid

CAS 98-37-3

Molecular FormulaC6H7NO4S

Molecular Weight189.19

InChIInChI=1S/C6H7NO4S/c7-5-3-4(12(9,10)11)1-2-6(5)8/h1-3,8H,7H2,(H,9,10,11)

InChIKey ULUIMLJNTCECJU-UHFFFAOYSA-N

SmilesC1(S(O)(=O)=O)=CC=C(O)C(N)=C1

Request For Quotation

¹HNMR

IR1

IR2

2-Aminophenol-4-sulfonic acid(98-37-3) IR2
Mass

MS-NW-4564          
3-amino-4-hydroxybenzenesulfonic acid
C6H7NO4S            (Mass of molecular ion:    189)

   Source Temperature: 210 °C
   Sample Temperature: 260 °C
   Direct, 75 eV

      17.0       3.7
      18.0      16.1
      26.0       1.3
      27.0       4.3
      28.0       7.4
      29.0       1.1
      37.0       1.3
      38.0       3.0
      38.5       1.2
      39.0       6.5
      39.5       1.1
      40.0       1.9
      41.0       4.0
      42.0       2.0
      44.0       1.8
      48.0       7.4
      49.0       1.0
      50.0       4.8
      51.0       9.7
      52.0      11.5
      53.0      19.6
      53.5       1.2
      54.0       5.6
      54.5       1.3
      55.0       1.8
      61.0       1.0
      62.0       2.6
      63.0       7.3
      64.0      14.9
      65.0       2.5
      66.0       1.0
      67.0       1.1
      68.0       1.7
      76.0       1.7
      77.0       1.3
      78.0       5.0
      79.0       6.3
      80.0      39.6
      81.0       4.4
      90.0       2.6
      91.0       2.1
      92.0       1.0
      96.0      20.2
      97.0       1.7
     107.0       5.6
     108.0      19.2
     109.0      34.2
     110.0       2.6
     124.0       5.4
     125.0       5.9
     188.0       1.2
     189.0     100.0
     190.0       8.3
     191.0       5.8
     286.0       1.3