| Name | diethylene triamine pentamethylene phosphoric acid |
| Synonyms | diethylene triamine pentamethylene phosphoric acid |
| Molecular Formula | C9H28N3O15P5 |
| Physical and Chemical Properties | Chemical properties This product is a slightly red viscous liquid with ammonia odor. The relative density (20 ℃) is 1.33. Soluble in water. It can form stable complexes with various metal ions. Strong ability to inhibit sulfate and carbonate scale. It can form adduct with active oxygen and is stable in strong acid and strong alkali media. The decomposition temperature of dry products is 220~228 ℃. |
Through the nucleophilic addition of tetramethylene triamine and formaldehyde, the addition product is esterified with the hydrolysis product of phosphorus trichloride, and the product is neutralized. See EDTMP for details.