Carmoisine A
Buy Carmoisine A (CAS 3567-69-9) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-000531.
About Carmoisine A
Researchers and plant chemists source Carmoisine A from Zemixal for routine and specialised work. Identity at a glance (Microscopy): CAS 3567-69-9, formula C20H12N2Na2O7S2 and molar mass 502.4 g/mol. Expect red to dark red powder.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Organic synthesis
Handling and storage
Keep the container room temperature. Solubility: soluble in water. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Order it in 25 g, 1 kg, 5 x 1 kg and 4 x 25 kg 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
- Organic synthesis
Applications
Specifications and identifiers
| Product name | Carmoisine A |
|---|---|
| Catalogue number | ZX-000531 |
| 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 | Red to dark red powder |
| Solubility | Soluble in water |
| H-bond donors / acceptors | 1 / 9 |
| Topological polar surface area | 176 Ų |
| Storage | Room temperature |
| 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, Chromotrope FB, Disodium 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonate, Mordant Blue 79, azorubine, Carmoisine, Azo Rubine, 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
| 25 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 x 1 kg | Quoted on request | |
| 4 x 25 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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