5-Amino-2-methylbenzenesulfonic acid

CAS Registry Number®

118-88-7

CAS Name

5-Amino-2-methylbenzenesulfonic acid

Molecular Formula

C7H9NO3S

Molecular Mass

187.22

Cite this Page

5-Amino-2-methylbenzenesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=118-88-7 (retrieved 2024-11-24) (CAS RN: 118-88-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    >300 °C

Source(s)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=BRKFTWHPLMMNHF-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

O=S(=O)(O)C1=CC(N)=CC=C1C

Other Names for this Substance

  • Benzenesulfonic acid, 5-amino-2-methyl-
  • o-Toluenesulfonic acid, 5-amino-
  • 5-Amino-2-methylbenzenesulfonic acid
  • 5-Amino-2-methyl-1-sulfobenzene
  • 4-Amino-2-sulfotoluene

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Deleted or Replaced CAS Registry Numbers

83156-57-4

CAS INSIGHTSTM
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