Caffeic Acid
Product Description
| Product | Caffeic Acid |
| CAS | 331-39-5 |
| Formula | C9H8O4 |
| Synonym | 3,4-Dihydroxycinnamic acid, 3-(3,4-Dihydroxyphenyl)-2-Propenoic acid |
Typical Product Specifications
| Description | Yellowish Crystallization |
| Loss on Drying | Standard 0.5% max. |
| Assay % | Standard 99.0% min. |
| Melting Point | Standard 220C-223C |
| Residue on Ignition | Standard 0.1% max. |
| Chemical Structure | ![]() |
| Notes | Use: ANTIOXIDANT, MASKING |
| Class | Specialty Chemicals, Toxic Release Inventory (TRI) Chemicals |

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