Category:
Intermediates&Fine Chemicals
CAS NO:
2809-21-4
Standard:
In-house Standards,
1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP) is a high-performance phosphonate scale inhibitor and corrosion retardant. Synthesized via the hydrolysis of ethylidene trichloride with phosphorus pentachloride or similar routes, its molecular formula is C2H8O7P2 (CAS: 2895-46-7). This compound exhibits exceptional stability in harsh environments.
While not classified as a pharmaceutical agent, avoid direct skin contact; wear chemical-resistant gloves and goggles. Store in a cool, dry place away from strong oxidizers to prevent decomposition.