Carmine
Order Carmine (CAS 1390-65-4) online at Zemixal: C22H20O13, COA and SDS with every lot, worldwide shipping. Purity 50–53%.
About Carmine
Carmine sits in our stains, Fluorescent Dyes & Histology Reagents section and ships worldwide from stock or short lead time. Identity at a glance (Microscopy): CAS 1390-65-4, formula C22H20O13 and molar mass 492.4 g/mol. It is described as red to maroon powder.
Where it is used
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Paints, coatings & inks
Handling and storage
No GHS classification is recorded for this item, but handle it with normal laboratory care.
Available as 5 g, 10 g, 25 g, 100 g and 1 kg. Larger or split packs can be arranged. 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
- Paints, coatings & inks
Applications
Specifications and identifiers
| Product name | Carmine |
|---|---|
| Catalogue number | ZX-000529 |
| CAS number | 1390-65-4 |
| IUPAC name | 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid |
| Molecular formula | C22H20O13 |
| Molar mass | 492.4 g/mol |
| Exact mass | 492.0904 |
| Grade | Microscopy |
| Purity / assay | 50–53% |
| Physical form | Powder |
| Appearance | Red to maroon powder |
| XLogP3 | 0.5 |
| H-bond donors / acceptors | 9 / 13 |
| Topological polar surface area | 243 Ų |
| HS code | 32050000 |
| InChIKey | DGQLVPJVXFOQEV-NGOCYOHBSA-N |
| SMILES | CC1=C2C(=CC(=C1C(=O)O)O)C(=O)C3=C(C2=O)C(=C(C(=C3O)O)[C@@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O |
| PubChem CID | 14749 |
| Synonyms | Alum lake of carminic acid, Cochineal, Nacarat, Natural Red 4, Colour Index no 75470, B Rose liquid, Carmine (Coccus cacti L.), Cochineal (Coccus cacti L.), Cochineal Dye, Dye, Cochineal, 7-glucopyranosyl-3,5,6,8-tetrahydroxyl-1-methyl-9,10-dioxoanthracene-2-carboxylic acid, Carmine Red |
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
| 5 g | Quoted on request | |
| 10 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 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.
Questions about Carmine
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