Etidronic acid CAS:2809-21-4CAS number : 2809-21-4

Chemical Name : Etidronic acid

Application : Agrochem or Pharmaceutical intermediates

Product Information
Structural Formula
Synonym Etidronic acid
(1-Hydroxyethane-1,1-diyl)diphosphonic acid
Acetodiphosphonic acid
Hydroxyethanediphosphonic acid
(1-hydroxyethane-1,1-diyl)bis(phosphonic acid)
1-Hydroxyethylidenediphosphonic acid
1-Hydroxyethylidene-1,1-diphosphonic Acid
(1-hydroxy-1-phosphonoethyl)phosphonic acid
ethane-1-hydroxy-1,1-bisphosphonic acid
Specifications Upon request
Packing See details
Material Safety Data Sheet Upon request
Availability Please visit for our official company website or sending email to for more information.
Product Description:

Product Name: Etidronic acid
Other Name:
(1-Hydroxyethane-1,1-diyl)diphosphonic acid;
Acetodiphosphonic acid;
Hydroxyethanediphosphonic acid;
(1-hydroxyethane-1,1-diyl)bis(phosphonic acid);
1-Hydroxyethylidenediphosphonic acid;
1-Hydroxyethylidene-1,1-diphosphonic Acid;
(1-hydroxy-1-phosphonoethyl)phosphonic acid;
ethane-1-hydroxy-1,1-bisphosphonic acid;
CAS No: 2809-21-4
MF: C2H8O7P2
MW: 206.028
Density: 2.1±0.1 g/cm3
Boiling point: 578.8±60.0 °C at 760 mmHg
Melting point: 198~199℃
Flash point: 303.8±32.9 °C
Refractive index: 1.586
UN Number: UN3265
Transport hazard class: 8
Packing group: III
Appearance: Light beige powder
Assay: ≥99.0%
1. Phosphorylation reagent for protected serine and pyranose.
2. As a scale inhibitor, the concentration is generally 1~10 mg/L, and the concentration is generally 10~50mg/L; the cleaning agent is generally used at a concentration of 1000~2000mg/L. Usually used in combination with polycarboxylic acid type scale inhibitors and dispersants.
3. It is a scale inhibitor and corrosion inhibitor for boilers and heat exchangers, a complexing agent for cyanide-free plating, a chelating agent for soap, a cleaning agent for metals and non-metals.
Package: 25kg/drum, can also be designed according to customer requirements.
Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

Our company is committed to the research and development, production and sales of bulk drugs and their intermediates, fine chemicals.We have leading technology and rich synthesis experience, and our professional R&D team is currently in the leading position in China.Our team is proficient in new route design and route optimization. With the skillful skills to solve problems and the high success rate of the project, we have the ability to provide our customers with the following high quality chemical custom synthesis services.Dozens of reaction types such as chiral synthesis and resolution, oxidation, reduction, condensation, nitrosation, bromination.Our company has a complete production service chain of grams-kg-ton.

China supplier of Etidronic acid CAS:2809-21-4,(1-hydroxyethane-1,1-diyl)bis(phosphonic acid) factory,ethane-1-hydroxy-1,1-bisphosphonic acid manufacturer and Etidronic acid producer, send us your inquiry of 1-Hydroxyethylidene-1,1-diphosphonic Acid or request COA,MSDS,NMR of Hydroxyethanediphosphonic acid.

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