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

*Links on SpectraBase are not permalinks.
Tartrazine (C.I. 19140)
SpectraBase Compound ID 9RYAOKFKdxc
InChI InChI=1S/C16H12N4O9S2.3Na/c21-15-13(18-17-9-1-5-11(6-2-9)30(24,25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;;;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3/b18-17+;;;
InChIKey UJMBCXLDXJUMFB-GLCFPVLVSA-K
Mol Weight 534.35630785 g/mol
Molecular Formula C16H9N4Na3O9S2
Exact Mass 533.950403 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

View the Full Spectrum for FREE!

The full spectrum can only be viewed using a FREE account.

SpectraBase Spectrum ID 1IGVBARum5p
Name Tartrazine (C.I. 19140)
Source of Sample Aldrich
Catalog Number 201952
CAS Registry Number 1934-21-0
Classification Schiff bases, azobenzenes, indicators & dyes
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Formula C16H9N4Na3O9S2
InChI InChI=1S/C16H12N4O9S2.3Na/c21-15-13(18-17-9-1-5-11(6-2-9)30(24,25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;;;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3/b18-17+;;;
InChIKey UJMBCXLDXJUMFB-GLCFPVLVSA-K
Solvent Nujol
Source of Spectrum Sigma-Aldrich Co. LLC.
Technique Mull
Wiley ID SIAL_FTIR_1_3158