Azorubin S
Order Azorubin S (CAS 3567-69-9) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-000482.
About Azorubin S
Azorubin S is part of the Zemixal stains, Fluorescent Dyes & Histology Reagents range. Key data (Microscopy): CAS 3567-69-9, formula C20H12N2Na2O7S2 and molar mass 502.4 g/mol. Expect brown powder.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Food & flavour applications
Safe handling
Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.
Order it in 5 g, 100 g and 1 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Food & flavour applications
Applications
Specifications and identifiers
| Product name | Azorubin S |
|---|---|
| Catalogue number | ZX-000482 |
| CAS number | 3567-69-9 |
| IUPAC name | disodium;4-hydroxy-3-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate |
| Molecular formula | C20H12N2Na2O7S2 |
| Molar mass | 502.4 g/mol |
| Exact mass | 501.9881 |
| Grade | Microscopy |
| Physical form | Powder |
| Appearance | Brown powder |
| H-bond donors / acceptors | 1 / 9 |
| Topological polar surface area | 176 Ų |
| HS code | 32041219 |
| InChIKey | YSVBPNGJESBVRM-UHFFFAOYSA-L |
| SMILES | C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C(C4=CC=CC=C4C(=C3)S(=O)(=O)[O-])O.[Na+].[Na+] |
| PubChem CID | 19118 |
| Synonyms | Acid Red 14, Disodium 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonate, Mordant Blue 79, azorubine, Carmoisine, Azo Rubine, Chromotrope FB, C.I. Acid Red 14, Azorubin, Acid Rubine, C.I. Food Red 3, Karmesin |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P305 + P351 + P338
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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