1-Hydroxyethylidene-1,1-diphosphonic acid
| Price | Get Latest Price | ||
| Package | 1KG | 10KG | 25KG |
| Min. Order: | 1KG |
| Supply Ability: | 1ton |
| Update Time: | 2025-04-04 |
Product Details
| Product Name: 1-Hydroxyethylidene-1,1-diphosphonic acid | CAS No.: 2809-21-4 |
| EC-No.: 220-552-8 | Min. Order: 1KG |
| Purity: 98% | Supply Ability: 1ton |
| Release date: 2025/04/04 |
1. Product Information
| Product Name: | 1-Hydroxyethylidene-1,1-diphosphonic acid |
| Synonyms: | ETHANE-1-HYDROXY-1,1-DIPHOSPHONIC ACID, 95+%;(1-Hydroxyethylidene)biphosphonic acid;Hydroxyethylidene Diphosphonic acid (HEDP);1-Hydroxyethylidene-1,1-diphosphonicacid,min.95%HEDP;1-Hydroxyethan-1,1-diphosphonsure;1-HYDROXYETHYLIDENE-1,1-DIPHOSPHONIC ACID HEDP;1-Hydroxyethylidene-1,1-bis-(phosphonic acid);1-HYDROXYETHYLIDENE-1,1-DIPHOSPHONIC ACID, 98% HEDP |
| CAS: | 2809-21-4 |
| MF: | C2H8O7P2 |
| MW: | 206.03 |
| EINECS: | 220-552-8 |
| Product Categories: | Phosphonate antiscalant;Analytical Chemistry;Industrial/Fine Chemicals;INORGANIC & ORGANIC CHEMICALS;Ligands for Pharmaceutical Research;Radiopharmaceutical Chemistry (Chelating Reagents);organophosphorus compound;Water treatment |
| Mol File: | 2809-21-4.mol |
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| 1-Hydroxyethylidene-1,1-diphosphonic acid Chemical Properties |
| Melting point | 198~199℃ |
| Boiling point | 578.8±60.0 °C(Predicted) |
| density | 1.45 (60% aq.) |
| storage temp. | Sealed in dry,Room Temperature |
| pka | 1.35, 2.87, 7.03, 11.3(at 25℃) |
| form | Powder |
| color | white |
| PH | pH (1.7→100, 25℃) : 1.3~1.8 |
| Water Solubility | Soluble in water. |
| Merck | 14,3863 |
| BRN | 1789291 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| InChIKey | DBVJJBKOTRCVKF-UHFFFAOYSA-N |
| CAS DataBase Reference | 2809-21-4(CAS DataBase Reference) |
| EPA Substance Registry System | Etidronic acid (2809-21-4) |
| Safety Information |
| Hazard Codes | Xi,Xn |
| Risk Statements | 37/38-41-22 |
| Safety Statements | 26-39 |
| RIDADR | UN 3265 |
| WGK Germany | 2 |
| RTECS | SZ8562100 |
| F | 10 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 29319090 |
| Hazardous Substances Data | 2809-21-4(Hazardous Substances Data) |
| Toxicity | LD50 oral in mouse: 1800mg/kg |
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