Description

3,5-Dimethylbenzylphosphonic Acid Diethyl Ester is a high-purity organophosphorus compound, specifically a phosphonic acid diester derivative. This chemical serves as a versatile and critical intermediate in advanced organic synthesis, particularly valued for its role in constructing complex molecular architectures. It is essential for research and development laboratories and production facilities in the pharmaceutical and agrochemical sectors, where it is used to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, especially those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in the production of advanced herbicides, plant growth regulators, and other crop protection agents.
• Ligand Precursor: Serves as a starting material for the preparation of specialized phosphonate-based ligands used in catalysis and material science.
• Organic Synthesis Reagent: Employed in Horner-Wadsworth-Emmons (HWE) olefination reactions and other carbon-carbon bond forming processes.
• Material Science Research: Investigated for incorporation into polymers, coatings, or metal-organic frameworks (MOFs) to impart specific properties.
• Chemical Research & Development: A valuable tool for medicinal and process chemists exploring new synthetic routes and molecular entities.

Basic Information

Product Name	3,5-Dimethylbenzylphosphonic Acid Diethyl Ester
CAS No.	103888-91-1
Molecular Formula	C₁₃H₂₁O₃P
Molecular Weight	256.28 g/mol
Synonyms	Diethyl (3,5-Dimethylbenzyl)phosphonate; Diethyl 3,5-Dimethylbenzylphosphonate; (3,5-Dimethylbenzyl)phosphonic Acid Diethyl Ester; Phosphonic Acid, P-[(3,5-Dimethylphenyl)methyl]-, Diethyl Ester; Diethyl [(3,5-Dimethylphenyl)methyl]phosphonate; 3,5-Dimethylbenzylphosphonate Diethyl Ester
EINECS	Contact for details

Quality Control

Our 3,5-Dimethylbenzylphosphonic Acid Diethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

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 to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (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.