C.I. Acid Red 1

CAS Registry Number®

3734-67-6
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CAS Name

C.I. Acid Red 1

Molecular Formula

C18H15N3O8S2.2Na

Cite this Page

C.I. Acid Red 1.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=3734-67-6 (retrieved 2024-04-24) (CAS RN: 3734-67-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C18H15N3O8S2.2Na/c1-10(22)19-14-9-13(30(24,25)26)7-11-8-15(31(27,28)29)17(18(23)16(11)14)21-20-12-5-3-2-4-6-12;;/h2-9,23H,1H3,(H,19,22)(H,24,25,26)(H,27,28,29);;

InChIKey

InChIKey=MQTWRKFVJSGRMM-UHFFFAOYSA-N

SMILES

N(C(C)=O)C=1C2=C(C=C(S(=O)(=O)O)C(N=NC3=CC=CC=C3)=C2O)C=C(S(=O)(=O)O)C1.[Na]

Canonical SMILES

[Na].O=C(NC1=CC(=CC=2C=C(C(N=NC=3C=CC=CC3)=C(O)C21)S(=O)(=O)O)S(=O)(=O)O)C

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
  • 1-Naphthol-3,6-disulfonic acid, 8-acetamido-2-phenylazo-, disodium salt
  • C.I. Acid Red 1
  • 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(phenylazo)-, disodium salt
  • C.I. Acid Red 1, disodium salt

Deleted or Replaced CAS Registry Numbers

97502-49-3, 85537-28-6

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