4,5-Dihydroxynaphthalene-3-(4-nitrophenylazo)-2,7-disulfonic acid disodium salt
CAS Registry Number®
548-80-1
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CAS Name
4,5-Dihydroxynaphthalene-3-(4-nitrophenylazo)-2,7-disulfonic acid disodium saltMolecular Formula
C16H11N3O10S2.2NaCite this Page
4,5-Dihydroxynaphthalene-3-(4-nitrophenylazo)-2,7-disulfonic acid disodium salt. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=548-80-1 (retrieved ) (CAS RN: 548-80-1). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C16H11N3O10S2.2Na/c20-12-7-11(30(24,25)26)5-8-6-13(31(27,28)29)15(16(21)14(8)12)18-17-9-1-3-10(4-2-9)19(22)23;;/h1-7,20-21H,(H,24,25,26)(H,27,28,29);;
InChIKey
InChIKey=GEBWHFRBVHTEBK-UHFFFAOYSA-N
SMILES
OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(N(=O)=O)C=C3)C=C(S(=O)(=O)O)C=C2O.[Na]
Canonical SMILES
[Na].O=N(=O)C1=CC=C(N=NC=2C(O)=C3C(O)=CC(=CC3=CC2S(=O)(=O)O)S(=O)(=O)O)C=C1
Other Names for this Substance
- 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
- C.I. Acid Red 176
- C.I. Acid Red 176, disodium salt
- 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-nitrophenyl)azo]-, disodium salt
- 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(p-nitrophenylazo)-, disodium salt
