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Substance Name: o-Toluenesulfonic acid, 4-amino-
RN: 133-78-8
InChIKey: ZDIRCGKEOWZBIM-UHFFFAOYSA-N

Classification Code

  • Skin / Eye Irritant

Molecular Formula

  • C7-H9-N-O3-S

Molecular Weight

  • 187.218
 
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Names and Synonyms

Synonyms

  • 3-14-00-02210 (Beilstein Handbook Reference)
  • 4-Amino-o-toluenesulfonic acid
  • BRN 2098723
  • EINECS 205-120-9
  • Kyselina 3-toluidin-6-sulfonova
  • Kyselina 3-toluidin-6-sulfonova [Czech]

Systematic Names

  • 5-Aminotoluene-2-sulphonic acid
  • o-Toluenesulfonic acid, 4-amino-

Registry Numbers

CAS Registry Number

  • 133-78-8

System Generated Number

  • 0000133788

Structure Descriptors

InChI

1S/C7H9NO3S/c1-5-4-6(8)2-3-7(5)12(9,10)11/h2-4H,8H2,1H3,(H,9,10,11)

InChIKey

ZDIRCGKEOWZBIM-UHFFFAOYSA-N

Smiles

S(c1c(cc(cc1)N)C)(=O)(=O)O