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Substance Name: Chicago acid
RN: 82-47-3
InChIKey: ZFRBZRZEKIOGQI-UHFFFAOYSA-N

Molecular Formula

  • C10-H9-N-O7-S2

Molecular Weight

  • 319.3131
 
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Names and Synonyms

Name of Substance

  • Chicago acid

Synonyms

  • 4-Amino-5-hydroxy-1,3-naphthalenedisulfonic acid
  • Chicago acid
  • EINECS 201-425-6
  • NSC 7111
  • SS Acid

Systematic Names

  • 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
  • 4-Amino-5-hydroxynaphthalene-1,3-disulphonic acid
  • 8-Amino-1-naphthol-5,7-disulfonic acid

Registry Numbers

CAS Registry Number

  • 82-47-3

System Generated Number

  • 0000082473

Structure Descriptors

InChI

1S/C10H9NO7S2/c11-10-8(20(16,17)18)4-7(19(13,14)15)5-2-1-3-6(12)9(5)10/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18)

InChIKey

ZFRBZRZEKIOGQI-UHFFFAOYSA-N

Smiles

c1cc2c(cc(c(c2c(c1)O)N)S(=O)(=O)O)S(=O)(=O)O