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Ponceau S
SpectraBase Compound ID BLRpNiuyWA4
InChI InChI=1S/C22H16N4O13S4.4Na/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-8-3-14(11-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30;;;;/h1-11,27H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);;;;/q;4*+1/p-4/b24-23+,26-25+;;;;
InChIKey KQHKSGRIBYJYFX-WNDMICSESA-J
Mol Weight 760.55207713 g/mol
Molecular Formula C22H12N4Na4O13S4
Exact Mass 759.887448 g/mol

Raman Spectrum

Raman Spectrum

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SpectraBase Spectrum ID Iyd433nsKG5
Name Ponceau S
Catalog Number 141194
Brand SIAL
CAS Registry Number 6226-79-5
Copyright Copyright © 2017-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2024 John Wiley & Sons, Inc. All Rights Reserved.
Formula C22H12N4Na4O13S4
Formula (reported) C22H12N4Na4O13S4
InChI InChI=1S/C22H16N4O13S4.4Na/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-8-3-14(11-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30;;;;/h1-11,27H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);;;;/q;4*+1/p-4/b24-23+,26-25+;;;;
InChIKey KQHKSGRIBYJYFX-WNDMICSESA-J
Synonyms 3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt
Wiley ID SIAL_RAMAN_001405