Description

Diethyl(3-Hydroxyphenyl)Phosphonate is a versatile organophosphorus compound that serves as a critical intermediate in advanced organic synthesis. Its unique structure, featuring both a phenolic hydroxyl group and a phosphonate ester, makes it a valuable building block for constructing complex molecules with tailored properties. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting the central nervous system or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used in the manufacture of advanced herbicides, plant growth regulators, and other crop protection agents.
• Ligand and Catalyst Development: Serves as a starting material for creating phosphonate-based ligands used in metal-catalyzed coupling reactions and asymmetric synthesis.
• Flame Retardant Precursor: Intermediate for producing phosphorus-containing flame retardants used in polymers and textiles.
• Material Science Research: Building block for synthesizing functional monomers, metal-organic frameworks (MOFs), and other advanced materials.
• Chemical Research & Development: A versatile reagent for exploring new synthetic pathways and creating libraries of compounds for screening.

Basic Information

Product Name	Diethyl(3-Hydroxyphenyl)Phosphonate
CAS No.	33733-32-3
Molecular Formula	C10H15O4P
Molecular Weight	230.20 g/mol
Synonyms	Diethyl (3-Hydroxyphenyl)phosphonate; (3-Hydroxyphenyl)phosphonic Acid Diethyl Ester; 3-Hydroxyphenylphosphonic Acid Diethyl Ester; Diethyl 3-Hydroxyphenylphosphonate; Phosphonic Acid, (3-Hydroxyphenyl)-, Diethyl Ester; m-Hydroxyphenylphosphonic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Our Diethyl(3-Hydroxyphenyl)Phosphonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled 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 to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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