| CAS | 121-34-6 |
| Structure |  |
| Synonyms | Vanillate |
| IUPAC Name | 4-Hydroxy-3-methoxybenzoic acid |
| Molecular Weight | 168.15 |
| Molecular Formula | C8H8O4 |
| Canonical SMILES | COC1=C(C=CC(=C1)C(=O)O)O |
| InChI | InChI=1S/C8H8O4/c1-12-7-4-5(8(10)11)2-3-6(7)9/h2-4,9H,1H3,(H,10,11) |
| InChI Key | WKOLLVMJNQIZCI-UHFFFAOYSA-N |
| Boiling Point | 257.07 °C |
| Melting Point | 208-210 °C(lit.) |
| Flash Point | 149.4 °C |
| Purity | 98% |
| Density | 1.3037 g/cm³ |
| Refractive Index | 1.5090 |
| pKa | 4.53 |
| Solubility in Water | Slightly |
| Appearance | Liquid |
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