Molekula
Carmine
Carmine is a natural red pigment derived from cochineal insects, used in food, cosmetics, and pharmaceuticals as a colorant. It has a CAS number of 1390-65-4, a molecular formula of C22H20O13, and a molecular weight of 492.389 g/mol. It is stable at ambient storage conditions and carries no signal word. Molekula supplies Carmine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Carmine is a natural red pigment derived from cochineal insects, used in food, cosmetics, and pharmaceuticals as a colorant. It has a CAS number of 1390-65-4, a molecular formula of C22H20O13, and a molecular weight of 492.389 g/mol. It is stable at ambient storage conditions and carries no signal word. Molekula supplies Carmine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Dark pink to red powder |
| Lead | ≤10ppm |
| AS | ≤1ppm |
| Loss on Drying | ≤20% |
| Assay | ≥85% |
| Biological stain test | Pass |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 60 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 1390-65-4 |
| Molecular Formula | C22H20O13 |
| Molecular Weight | 492.389 |
| 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 |
| REACH Code | Y110 |
| HTS Code | 3212.90.0050 |
| Tariff Code | 3212900000 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Carmine used for?
Carmine is primarily used as a natural red food coloring in cosmetics, pharmaceuticals, and food products.
What is the chemical formula and molecular weight of Carmine?
The formula is C22H20O13 with a molecular weight of 492.389 g/mol.
How should Carmine be stored?
Carmine should be stored at ambient temperature, protected from moisture and light.
What grade of Carmine does Molekula supply?
Molekula supplies Carmine in food-grade quality, suitable for use in food and cosmetic applications.
Can Molekula supply Carmine in bulk?
Yes, Molekula can supply Carmine in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a Carmine order?
Each order includes a Certificate of Analysis (CoA) and a Safety Data Sheet (SDS), available upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.