| Molecular Formula | C15H8O4 |
| Molar Mass | 252.22 |
| Density | 1.469 |
| Melting Point | 287-289 °C (lit.) |
| Boling Point | 355.4°C (rough estimate) |
| Flash Point | 281.3°C |
| Solubility | Soluble in hot Acetic acid(almost transparency). |
| Vapor Presure | 1.44E-11mmHg at 25°C |
| Appearance | White-like powder |
| Color | White to Amber |
| pKa | pK1: 3.42 (20°C) |
| Storage Condition | Sealed in dry,Room Temperature |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Refractive Index | 1.4872 (estimate) |
| MDL | MFCD00001231 |
| Hazard Symbols | Xi - Irritant![]() |
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| HS Code | 29183000 |
| Hazard Note | Irritant |
| biological activity | Anthraquinone-2-carboxylic acid is a major anthraquinone compound isolated from Brazilian taheebo, which has anti-inflammatory and analgesic effects. |