| Chemistry name: | phenylphosphonic acid |
| M Formula: | C6H5H2PO3 |
| Properties: | |
| Colorless crystals. Mp 158C, d 1.475 (4C), decomposes at 275C. Soluble in water, alcohol, CCl4. Combustible. | |
| Hazard: | |
| Highly toxic. | |
| Use: | |
| Intermediate in antifouling paint agents; catalyst in organic reactions. | |