Description

Phosphorous Acid Methyl 2-Chloroethyl 2,2-Dichloroethenyl Ester is a specialized organophosphorus compound with a unique halogenated structure. This chemical serves as a critical intermediate and building block in advanced organic synthesis, valued for its reactivity and functional groups. It is primarily sought by agrochemical and pharmaceutical research and development sectors for creating novel active ingredients and complex molecules.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of novel insecticides, herbicides, and fungicides, leveraging its phosphorus and chlorine functionalities.
• Pharmaceutical Research: Used as a specialized building block for developing active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Flame Retardant Synthon: Acts as a starting material in the production of phosphorus-based flame retardant additives for polymers and materials.
• Ligand and Catalyst Preparation: Employed in the development of organophosphorus ligands for metal catalysis and coordination chemistry.
• Chemical Synthesis: Serves as a versatile intermediate for introducing specific functional groups in complex organic synthesis projects.

Basic Information

Product Name	Phosphorous Acid Methyl 2-Chloroethyl 2,2-Dichloroethenyl Ester
CAS No.	5903-05-9
Molecular Formula	C5H6Cl3O3P
Molecular Weight	257.43 g/mol
Synonyms	Methyl 2-chloroethyl 2,2-dichlorovinyl phosphite; 2,2-Dichloroethenyl Methyl (2-Chloroethyl) Phosphite; Phosphorous Acid Methyl 2-Chloroethyl Ester of 2,2-Dichloroethenol; (2,2-Dichloroethenyl) Methyl (2-Chloroethyl) Phosphite; Methyl (2-Chloroethyl) (2,2-Dichlorovinyl) Phosphite
EINECS	Contact for details

Quality Control

Our production of Phosphorous Acid Methyl 2-Chloroethyl 2,2-Dichloroethenyl Ester adheres to stringent internal quality protocols. Every batch undergoes comprehensive analysis, including chromatographic purity assessment and identity confirmation, to ensure consistency and reliability for your synthetic processes. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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