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C.I. Acid Red 18, trisodium salt
SpectraBase Compound ID 1JP5vRgoVMQ
InChI InChI=1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;;/q;3*+1/p-3/b22-21+;;;
InChIKey SWGJCIMEBVHMTA-ZRUFZDNISA-K
Mol Weight 604.46130785 g/mol
Molecular Formula C20H11N2Na3O10S3
Exact Mass 603.926891 g/mol
Parent InChIKey JZGWEIPJUAIDHM-QURGRASLSA-K
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 Tokyo Kasei Kogyo Company, Ltd., Tokyo, Japan
Catalog Number N 309
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 Sigma-Aldrich
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 199737
Technique Mull
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Tokyo Kasei Kogyo Company, Ltd., Tokyo, Japan
Technique KBr WAFER
Copyright Copyright © 2009-2024 John Wiley & Sons, Inc. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2016-2024 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent CD3OD
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich
Catalog Number 199737
Copyright Copyright © 2017-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2024 John Wiley & Sons, Inc. All Rights Reserved.
Catalog Number 199737
  • 7-HYDROXY-8-(4-SULFONAPHTHYLAZO)-1,3-NAPHTHALENEDISULFONIC-ACID-TRISODIUM-SALT
  • NEW COCCINE
  • 1,3-NAPHTHALENEDISULFONIC ACID, 7-HYDROXY-8-//4-SULFO-1-NAPHTHYL/AZO/-, TRISODIUM SALT
  • New Coccine (C.I. 16255)
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
  • Acid Red 18
  • Ponceau 4 R
Title Journal or Book Year
Structural Determination of Unknown Subsidiary Colors in Commercial Food Red Nos. 2 and 102. Chemical and Pharmaceutical Bulletin 1998

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