Description

Tetraethyl Methylenediphosphonate is a high-purity organophosphorus compound, specifically a methylenediphosphonate ester. This chemical serves as a versatile and critical intermediate and ligand precursor in advanced synthesis and material science. It is essential for industries requiring precise molecular building blocks for specialty chemicals, catalysts, and pharmaceutical research.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of bisphosphonate drugs and other active pharmaceutical ingredients (APIs).
• Ligand Synthesis: Used to prepare complexing agents and chelating ligands for metal catalysis and extraction processes.
• Flame Retardant Formulation: Acts as a synergistic component or intermediate in the production of phosphorus-based flame retardants.
• Agrochemical Synthesis: Intermediate in the manufacture of certain herbicides and plant growth regulators.
• Material Science: Building block for creating functionalized polymers and advanced materials with specific properties.
• Research & Development: Utilized in academic and industrial R&D for exploring new organophosphorus chemistry and applications.

Basic Information

Product Name	Tetraethyl Methylenediphosphonate
CAS No.	1660-94-2
Molecular Formula	C9H22O6P2
Molecular Weight	288.22 g/mol
Synonyms	Tetraethyl Methylenediphosphonate; Methylenediphosphonic Acid Tetraethyl Ester; Tetraethyl Methylenebis(phosphonate); (Ethoxyphosphoryl)methanephosphonic Acid Diethyl Ester; Diethyl (Diethoxyphosphoryl)methylphosphonate; MDPT; 1660-94-2; Methylenebis(phosphonic Acid Tetraethyl Ester)
EINECS	Contact for details

Quality Control

Our Tetraethyl Methylenediphosphonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.15 - 1.25
Refractive Index (n20D)	1.430 - 1.450

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.