Caffeic acid is a phenolic acid compound, which can be used safely in cosmetics and has a wide range of antibacterial and active activities.
| Alias | 3,4-Dihydroxycinnamic acid |
| English name | Caffeic acid |
| Molecular formula | C9H8O4 |
| Structural formula |
 |
| CAS number | 331-39-5 |
| Molecular weight | 180.16 |
| appearance | Light yellow crystalline powder |
| Solubility | Soluble in hot water, ethanol, slightly soluble in cold water |
| Preservation method | Store at room temperature, sealed, dry and protected from light |
| Content | ≥98.5% |
| Purity | ≥99% |
| Shelf life | 24 months |
It is used in the cosmetics and pharmaceutical industries.
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