Description

Tetraethyl-1,4-Benzenediphosphonate is a high-purity organophosphorus compound, specifically a benzene-1,4-diphosphonate ester. This chemical serves as a critical advanced intermediate and ligand precursor in sophisticated synthesis, valued for its ability to introduce phosphonate functionality and chelating properties. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing novel drug candidates, particularly those targeting bone diseases or requiring metal-chelating properties.
• Agrochemical Synthesis: Used in the production of advanced herbicides, plant growth regulators, and fungicides with phosphonate activity.
• Ligand and Catalyst Preparation: Serves as a precursor for diphosphonate ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Flame Retardant & Polymer Additive: Incorporated as a reactive or additive component in engineering plastics and resins to enhance flame retardancy.
• Coordination Chemistry & Material Science: Employed in the research and development of novel coordination complexes and functional materials.
• Chemical Research & Development: A versatile reagent for organic synthesis and methodological studies in academic and industrial R&D laboratories.

Basic Information

Product Name	Tetraethyl-1,4-Benzenediphosphonate
CAS No.	21267-14-1
Molecular Formula	C14H24O6P2
Molecular Weight	350.28 g/mol
Synonyms	1,4-Benzenediphosphonic Acid, Tetraethyl Ester; Tetraethyl Benzene-1,4-diphosphonate; p-Benzenediphosphonic Acid Tetraethyl Ester; TEBDP; Tetraethyl p-Phenylenediphosphonate; Benzene-1,4-diylbis(diethyl phosphonate); Diethyl [(4-(diethoxyphosphoryl)phenyl]phosphonate
EINECS	244-294-8

Quality Control

Our Tetraethyl-1,4-Benzenediphosphonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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