| Chemistry name: | carthamic acid |
| M Formula: | C21H22O11 |
| Properties: | |
| Dark-red powder with green luster. Slightly soluble in water; soluble in alcohol; insoluble in ether; solutions rapidly decompose. | |
| Derivation: | |
| A glucoside from Carthamus tinctorius. | |
| Use: | |
| Colorant in food products, cosmetics. | |