1,2-Naphthoquinonediazide-5-sulfonic acid

CAS Registry Number®

20546-03-6
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CAS Name

1,2-Naphthoquinonediazide-5-sulfonic acid

Molecular Formula

C10H6N2O4S

Cite this Page

1,2-Naphthoquinonediazide-5-sulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=20546-03-6 (retrieved 2024-06-26) (CAS RN: 20546-03-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C10H6N2O4S/c11-12-8-5-4-6-7(10(8)13)2-1-3-9(6)17(14,15)16/h1-5H,(H,14,15,16)

InChIKey

InChIKey=BNWKXMCELVEAPW-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C1=C2C(C(=O)C(=[N+]=[N-])C=C2)=CC=C1

Canonical SMILES

[N-]=[N+]=C1C=CC=2C(=CC=CC2S(=O)(=O)O)C1=O

Other Names for this Substance

  • 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-
  • 6-Diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonic acid
  • 1,2-Naphthoquinone-2-diazide-5-sulfonic acid
  • 2-Diazo-1,2-naphthoquinone-5-sulfonic acid
  • 1,2-Naphthoquinone-2-diazido-5-sulfonic acid

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Deleted or Replaced CAS Registry Numbers

17688-78-7, 33670-75-6, 57198-87-5, 111432-05-4, 112284-37-4, 159804-20-3, 1623136-73-1, 1801746-26-8, 2413973-48-3