4-Hydroxy-1,5-naphthalenedisulfonic acid

CAS Registry Number®

117-56-6

CAS Name

4-Hydroxy-1,5-naphthalenedisulfonic acid

Molecular Formula

C10H8O7S2

Molecular Mass

304.30

Cite this Page

4-Hydroxy-1,5-naphthalenedisulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=117-56-6 (retrieved 2025-01-03) (CAS RN: 117-56-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C10H8O7S2/c11-7-4-5-8(18(12,13)14)6-2-1-3-9(10(6)7)19(15,16)17/h1-5,11H,(H,12,13,14)(H,15,16,17)

InChIKey

InChIKey=XIQKALDENTUXBY-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C=1C2=C(C(S(=O)(=O)O)=CC=C2)C(O)=CC1

Canonical SMILES

O=S(=O)(O)C=1C=CC(O)=C2C1C=CC=C2S(=O)(=O)O

Other Names for this Substance

  • 1,5-Naphthalenedisulfonic acid, 4-hydroxy-
  • 4-Hydroxy-1,5-naphthalenedisulfonic acid
  • 1-Naphthol-4,8-disulfonic acid
  • Schoellkopf's acid
  • Schollkopf's acid

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