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Stains, Fluorescent Dyes & Histology Reagents

Tartrazine

Available on request

Order Tartrazine (CAS 1934-21-0) online at Zemixal: C16H9N4Na3O9S2, COA and SDS with every lot, worldwide shipping. Packs from 25 g.

Pack sizes
Tartrazine chemical structure
CAS number1934-21-0
FormulaC16H9N4Na3O9S2
Molar mass534.4 g/mol
HS code32041211
InChIKeyUJMBCXLDXJUMFB-UHFFFAOYSA-K
IUPAC nametrisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate

About Tartrazine

Tartrazine is part of the Zemixal stains, Fluorescent Dyes & Histology Reagents range. Identity at a glance: CAS 1934-21-0, formula C16H9N4Na3O9S2 and molar mass 534.4 g/mol.

Common uses in the lab and plant

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Indicator for titrations

Safe handling

Handle with the usual laboratory precautions and consult the SDS supplied with each lot.

Order it in 25 g and 100 g packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Histology & cytology staining
  • Microscopy
  • Clinical laboratories
  • Indicator for titrations

Applications

Diagnostics, Life Science and BiotechResearch Labs and UniversitiesTextiles, Dyes and Leather

Specifications and identifiers

Specifications of Tartrazine
Product nameTartrazine
Catalogue numberZX-037200
CAS number1934-21-0
IUPAC nametrisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate
Molecular formulaC16H9N4Na3O9S2
Molar mass534.4 g/mol
Exact mass533.9504
H-bond donors / acceptors0 / 12
Topological polar surface area229 Ų
HS code32041211
InChIKeyUJMBCXLDXJUMFB-UHFFFAOYSA-K
SMILESC1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)[O-])C(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
PubChem CID164825
SynonymsYellow 5, Food Yellow 4, Aizen tartrazine, Tartraphenine, Tartran Yellow, Amacid Yellow T, Cilefa Yellow T, FD&C Yellow No. 5, A.F. Yellow No. 4, FD & C Yellow no. 5, Tartrazine FD&C Yellow #5, Atul Tartrazine

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Tartrazine
25 gQuoted on request
100 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Tartrazine

Which CAS number identifies Tartrazine?
Tartrazine is registered under CAS 1934-21-0. You may also see it listed as Yellow 5, Food Yellow 4, Aizen tartrazine. Our catalogue number for this item is ZX-037200.
What are the formula and molar mass of Tartrazine?
For Tartrazine, its formula is C16H9N4Na3O9S2 and its molar mass is 534.4 g/mol. InChIKey UJMBCXLDXJUMFB-UHFFFAOYSA-K lets you match it in any structure database.
What grade and pack sizes are available for Tartrazine?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 25 g, 100 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Tartrazine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Tartrazine to my country?
Yes. Tartrazine ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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