-
Name
1-HYDROXYETHYLIDENE-1,1-DIPHOSPHONIC ACID TRISODIUM SALT
- EINECS
- CAS No. 2666-14-0
- Article Data6
- CAS DataBase
- Density g/cm3
- Solubility
- Melting Point
- Formula C2H8 O7 P2 . 3 Na
- Boiling Point 578.8°Cat760mmHg
- Molecular Weight 293.956
- Flash Point 303.8°C
- Transport Information
- Appearance
- Safety Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of POx and Na2O.
- Risk Codes R22
-
Molecular Structure
- Hazard Symbols
- Synonyms Phosphonicacid, (1-hydroxyethylidene)bis-, trisodium salt (9CI); Phosphonic acid, (1-hydroxyethylidene)di-,trisodium salt (8CI); Dequest 2015DN; Oxyethylidenediphosphonic acid trisodiumsalt; Trisodium (1-hydroxyethylidene)diphosphonate; Trisodium1-hydroxyethane-1,1-diphosphonate; Trisodiumethane-1-hydroxy-1,1-diphosphonate; Trisodium ethanol-1,1-diphosphonate
- PSA 163.40000
- LogP 0.32240
Trisodium etidronate Chemical Properties
IUPAC Name: Trisodium hydroxy-(1-hydroxy-1-phosphonatoethyl)phosphinate
Molecular Formula: C2H5O7P2•3Na
Molecular Weight: 271.98g/mol
EINECS: 220-200-3
Boiling Point: 578.8°C at 760mmHg
Flash Point: 303.8°C
Freely Rotating Bonds: 3
The Cas Register Number of Trisodium etidronate is 2666-14-0.The chemical synonyms of Trisodium etidronate (CAS NO.2666-14-0) are (1-Hydroxyethylidene)bis-phosphonicacitrisodiumsalt ; (1-Hydroxyethylidene)diphosphonicacid,trisodiumsalt ; (1-Hydroxyethylidene)-diphosphonicacitrisodiumsalt ; Ethane-1-hydroxy-1,1-diphosphonicacid,trisodiumsalt ; Phosphonicacid,(1-hydroxyethylidene)bis-,trisodiumsalt ; Trisodiumetidronate ; Trisodium hydrogen (1-hydroxyethylidene)bisphosphonate ; 1-Hydroxyethylidene-1,1-bis-(phosphonic acid) trisodium salt .The molecular structure of Trisodium etidronate (CAS NO.2666-14-0) is
.
Trisodium etidronate Uses
Trisodium etidronate (CAS NO.2666-14-0) is used as calcium regulator.
Trisodium etidronate Toxicity Data With Reference
| 1. | orl-rat LD50:1280 mg/kg | TXAPA9 Toxicology and Applied Pharmacology. 22 (1972),661. |
Trisodium etidronate Consensus Reports
Reported in EPA TSCA Inventory.
Trisodium etidronate Safety Profile
Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of POx and Na2O.
Hazard Codes: 
Xn
Risk Statements: 22
R22: Harmful if swallowed.
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