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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

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID 2nA3W3b9AYE
Name New Coccine (C.I. 16255)
Source of Sample Sigma-Aldrich
Catalog Number 199737
CAS Registry Number 2611-82-7
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Formula C20H11N2Na3O10S3
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
Purity Dye content 75%
Synonyms Acid Red 18 Ponceau 4 R
Wiley ID SIAL_ATR-IR_010278