| 2-oxalobenzoic acid; phthalonic acid | |
| Links: | 🕷 ChemSpider, 📖 PubMed, 📖Houben-Weyl, 2. Band (Phtalonsäure); p. 134, 230, |
| Formula: | C9H6O5; 194.14 g/mol |
| InChiKey: | LFLOMAIEONDOLV-UHFFFAOYSA-N |
| SMILES: | OC(=O)C(=O)c1ccccc1C(O)=O |
| 1g dissolves in: 0.55g water | |