Description

Dimethyl Phenylphosphonite is a versatile organophosphorus compound primarily used as a key reagent in organic synthesis. Its value lies in its role as a precursor for various phosphorus-containing ligands and as a phosphorylating agent in the formation of carbon-phosphorus bonds. This chemical is essential for research and development laboratories, as well as industrial-scale production processes in the pharmaceutical, agrochemical, and specialty chemical sectors, where it facilitates the synthesis of complex molecules.

Application

• Key intermediate in the synthesis of organophosphorus ligands for catalysis.
• Phosphorylating agent in the preparation of phosphonates and phosphinates.
• Precursor for flame retardants and polymer additives.
• Building block for active pharmaceutical ingredients (APIs) and agrochemicals.
• Reagent in material science for surface modification and functionalization.
• Used in academic and industrial research for developing new synthetic methodologies.

Basic Information

Product Name	Dimethyl Phenylphosphonite
CAS No.	2946-61-4
Molecular Formula	C8H11O2P
Molecular Weight	170.15 g/mol
Synonyms	Phenylphosphonic Acid Dimethyl Ester; Dimethoxy(phenyl)phosphine; P,P-Dimethyl P-phenylphosphonite; Methyl Phenylphosphonite; (Dimethoxyphenyl)phosphine; Phenyl Dimethyl Phosphonite; Dimethyl Phenyl Phosphonite; Phenylphosphonous Acid Dimethyl Ester
EINECS	220-955-3

Quality Control

Our Dimethyl Phenylphosphonite is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its properties of being easily oxidized and hygroscopic, it is recommended to handle and store the material under an inert atmosphere (e.g., nitrogen or argon) and protect it from moisture to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
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.