Description

Diethyl 3,5-Dimethoxybenzylphosphonate is a high-purity organophosphorus compound, specifically a benzylphosphonate ester derivative. This chemical serves as a critical building block and key intermediate in advanced organic synthesis, particularly for the construction of complex molecules. It is essential for R&D and production teams in the pharmaceutical and agrochemical industries, where it is utilized in reactions such as the Horner-Wadsworth-Emmons olefination.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those containing stilbene or other olefinic structures.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides, leveraging its reactivity to form carbon-carbon double bonds.
• Material Science Research: Acts as a monomer or modifying agent in the development of specialty polymers and advanced organic materials.
• Chemical Synthesis Reagent: Employed in academic and industrial laboratories as a specialized reagent for the Horner-Wadsworth-Emmons (HWE) reaction, a reliable method for alkene formation.
• Ligand and Catalyst Development: Serves as a starting material for synthesizing novel phosphonate-based ligands used in coordination chemistry and catalysis.
• Fine Chemical Production: Integral to the multi-step synthesis of complex fragrances, flavors, and other high-value fine chemicals.

Basic Information

Product Name	Diethyl 3,5-Dimethoxybenzylphosphonate
CAS No.	108957-75-1
Molecular Formula	C13H21O5P
Molecular Weight	288.28 g/mol
Synonyms	(3,5-Dimethoxybenzyl)phosphonic Acid Diethyl Ester; Diethyl (3,5-Dimethoxybenzyl)phosphonate; Phosphonic Acid, P-[(3,5-Dimethoxyphenyl)methyl]-, Diethyl Ester; Diethyl 3,5-Dimethoxybenzylphosphonate; 3,5-Dimethoxybenzylphosphonic Acid Diethyl Ester; Benzylphosphonic Acid, 3,5-Dimethoxy-, Diethyl Ester; HWE Reagent Derivative
EINECS	Contact for details

Quality Control

Every batch of our Diethyl 3,5-Dimethoxybenzylphosphonate is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards and provide comprehensive analytical documentation. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all shipments upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed due to sensitivity to moisture.

Specification

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