Description

p-Xylylenediphosphonic Acid Tetraethyl Ester is a high-purity organophosphorus compound that serves as a versatile chemical intermediate. Its value lies in its ability to act as a key precursor for the synthesis of complex phosphonate ligands and functional materials. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require precise molecular building blocks for advanced applications.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those targeting bone-related disorders, due to its bisphosphonate-related structure.
• Agrochemical Synthesis: Serves as a precursor for developing advanced herbicides and plant growth regulators with enhanced efficacy.
• Ligand for Metal Complexation: Acts as a chelating agent in catalyst systems for organic transformations and in materials science for metal-organic frameworks (MOFs).
• Flame Retardant Additive: Incorporated as a reactive intermediate in the production of flame-retardant polymers and coatings.
• Water Treatment Chemical Precursor: Used to synthesize scale and corrosion inhibitors for industrial water systems.
• Surface Modification Agent: Employed to functionalize surfaces with phosphonate groups to improve adhesion, biocompatibility, or corrosion resistance.

Basic Information

Product Name	p-Xylylenediphosphonic Acid Tetraethyl Ester
CAS No.	4546-04-7
Molecular Formula	C14H24O6P2
Molecular Weight	350.28 g/mol
Synonyms	1,4-Phenylenebis(methylene)tetrakis(ethyl phosphonate); Tetraethyl [(1,4-phenylenedi-methylene)]bisphosphonate; Tetraethyl p-xylylenediphosphonate; p-Xylylenebisphosphonic Acid Tetraethyl Ester; p-Xylylenediphosphonate Tetraethyl Ester; PXDP-TE; CAS 4546-04-7
EINECS	Contact for details

Quality Control

Our p-Xylylenediphosphonic Acid Tetraethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory 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. The product is stable under recommended storage conditions.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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