Reference standard of Indigotine (CAS 860-22-0) for the analysis of dyes: neat, with a certificate of analysis for every lot.
Dyes · food additive
ISO 17034 Reference MaterialIndigotine
Synonyms: Indigo carmine, Acid Blue 74, c.i. acid blue 74, C.I. Food Blue 1, FD&C Blue No. 2, Food Blue No. 2, Sachsischblau, Murabba, Amacid Brilliant Blue, Indocarmine F, Intense Blue, Cilefa Blue R, C.I. Natural Blue 2, Grape Blue A, Airedale Blue IN, Acid Blue W, Edicol Supra Blue X, Holunder p-ac-5, Acid Leather Blue IC, Usacert Blue No. 2, Hexacert Blue No. 2, Bludigo, A.F. Blue No. 2, Gardenia grun p-ac-8, Bleu covalac w 6504, Carmine Blue (biological stain), INS NO.132, Disodium 3,3'-dioxo-(delta2,2'-biindoline)-5,5'-disulfonate, Modr Kysela 74, Modr Potravinarska 1, L-Blau 2, Schultz Nr. 1309, NSC 8646, Indaco carminio, Airdale blue IN, Natural blue 2, Dinatrium 3,3'-dioxo-(delta2,2'-biindolin)-5,5'-disulfonat, Disodium 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonate, Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate, Disodium (2E)-3,3'-dioxo-1,1',3,3'-tetrahydro-2,2'-biindole-5,5'-disulfonate, fd&c blue no. 2 aluminum lake (c.i. 73015 (Al)), Disodium 2-(3-hydroxy-5-sulfonato-1h-indol-2-yl)-3-oxoindole-5-sulfonate, Disodium 3,3'-dioxo-(delta(sup 2,2')-biindoline)-5,5'-disulfonate, Disodium 3,3'-dioxo-(delta(sup 2,2')-biindoline)-5,5'-disulphonate, Disodium (2E)-3-oxo-2-(3-oxo-5-sulfonato-1,3-dihydro-2H-indol-2-ylidene)-2,3-dihydro-1H-indole-5-sulfonate, Disodium 3-oxo-2-(3-oxo-5-sulfonato-1,3-dihydro-2H-indol-2-ylidene)-2,3-dihydro-1H-indole-5-sulfonate, Indigotindisulfonate Sodium; E132
- Cat. No.
- A-C0133-250MG
- CAS
- 860-22-0
- Alternative CAS
- N/A
- Formula
- C16H8N2O8S2·2Na
- Molecular weight
- 466.35 g/mol
- Category
- Dyes
- Class
- Food additive
- Quality
- ISO 17034
- Also as a pharmaceutical analytical standard
- P-I040-001
Available formats
| Code | Form | Format | Price | |
|---|---|---|---|---|
| Neat | ||||
| A-C0133-250MG | Neat | 250 mg | ||
Also as a pharmaceutical analytical standard
The same compound is among our pharmaceutical analytical standards, with mass balance and, for small molecules, qNMR characterisation levels.
What you receive
Shipped under controlled temperature when the molecule requires it.
For every lot: identity, purity and assay, with the supporting spectra and chromatograms.
Sent with every order.
Follow your shipment live, from our warehouse to your lab.
Frequently asked questions
Can I have another concentration or solvent?
Yes. In solution choose "Other format" and enter concentration, solvent and volume.
Can I ask for larger quantities of the neat standard?
Yes. Choose "Other quantity" and enter the milligrams or grams you need.
When do I receive the quote?
Within 24 working hours, with price, availability and delivery time.
Need a molecule you cannot find?
Custom synthesis of impurities, metabolites and labelled compounds, with the same characterisation level.