| Product name： | Protocatechualdehyde |
| Synonym： | 3,4-Dihydroxybenzaldehyde; Protocatechuic aldehyde; Rancinamycin IV |
| Purity： | 98% + by HPLC |
| Appearance： | Off-white powder |
| Chemical Family： | Phenols |
| Canonical SMILES： | OC1C=C(C=O)C=CC=1O |
| Botanical Source： | heartwood of Cassia garrettiana |