For citations & permissions, please see: Citations & Permissions - Wiley Science Solutions*

*Links on SpectraBase are not permalinks.
C.I. Acid Red 26, disodium salt
SpectraBase Compound ID Kjs6UzQqfmK
InChI InChI=1S/C18H16N2O7S2.2Na/c1-10-3-6-15(11(2)7-10)19-20-17-14-5-4-13(28(22,23)24)8-12(14)9-16(18(17)21)29(25,26)27;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-19+;;
InChIKey YJVBLROMQZEFPA-LLIZZRELSA-L
Mol Weight 480.41653856 g/mol
Molecular Formula C18H14N2Na2O7S2
Exact Mass 480.003782 g/mol
Parent InChIKey YYYARFHFWYKNLF-FMQUCBEESA-L
Copyright Copyright © 1989, 1990-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Technique KBr-Pellet
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Allied Corporation
Technique KBr WAFER
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 199761
Technique Mull
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Allied Corporation
Technique KBr WAFER
Copyright Copyright © 2009-2024 John Wiley & Sons, Inc. All Rights Reserved.
Solvent DMSO-d6
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Catalog Number 199761
Copyright Copyright © 2017-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2024 John Wiley & Sons, Inc. All Rights Reserved.
Catalog Number 199761
  • D & C RED NO. 5
  • PONCEAU R
  • PONCEAU BNA
  • PONCEAU PXM
  • PONCEAU FR
  • PONCEAU GR
  • PONCEAU MX
  • PONCEAU NR
  • PONCEAU G
  • PONCEAU J
  • PONCEAU 2R
  • 2,7-NAPHTHALENEDISULFONIC ACID, 3-HYDROXY-4-/2,4-XYLYLAZO/-, DISODIUM SALT
  • Xylidine Ponceau 2R (C.I. 16150)
  • 2,7-Naphthalenedisulfonic acid, 4-[(2,4-dimethylphenyl)azo]-3-hydroxy-, disodium salt

This compound is available in the following databases:

KnowItAll NMR Spectral Library

Author: Wiley

The KnowItAll NMR Spectral Library offers a comprehensive collection of NMR reference spectra, including NMR, CNMR, and XNMR, and covers a wide range of compounds including organics, polymers, monomers, metabolites, and more. Learn more.

KnowItAll IR, Raman, and UV-Vis Spectral Libraries

Author: Wiley

The KnowItAll IR, Raman, and UV-Vis spectral libraries offer access to the world's largest collection of IR, Raman, and UV-Vis spectra, including the renowned Sadtler spectra. The libraries include a wide range of compounds from pure organics to industrial compounds. Learn more.

Unknown Identification

Search your unknown spectrum against the world's largest collection of reference spectra

KnowItAll Campus Solutions

KnowItAll offers faculty and students at your school access to all the tools you need for spectral analysis and structure drawing & publishing! Plus, access the world's largest spectral library.