Description

Ethylmethylphosphinic Chloride is a versatile organophosphorus intermediate of significant commercial importance. Its high reactivity, particularly as a phosphorylating agent, makes it a critical building block for the synthesis of more complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of phosphonate and phosphinate-based drug candidates, including potential protease inhibitors and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced herbicides, insecticides, and plant growth regulators that require specific phosphorus-containing functional groups.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized phosphine ligands used in homogeneous catalysis and metal complexation.
• Flame Retardant Development: Intermediate in the research and production of novel organophosphorus flame retardants for polymers and textiles.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D focused on organophosphorus chemistry and new synthetic methodologies.
• Specialty Polymer Modifier: Employed to introduce phosphinate groups into polymer chains, altering properties like adhesion, stability, or flame resistance.

Basic Information

Product Name	Ethylmethylphosphinic Chloride
CAS No.	13213-38-2
Molecular Formula	C3H8ClOP
Molecular Weight	126.52 g/mol
Synonyms	Ethyl(methyl)phosphinic chloride; Methyl ethylphosphinic chloride; Ethylmethylphosphinoyl chloride; (Ethyl)(methyl)phosphinous chloride; P-Chloro-P-ethyl-P-methylphosphine oxide; Ethyl-methyl-phosphinic acid chloride
EINECS	Contact for details

Quality Control

Our Ethylmethylphosphinic Chloride is produced under stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic and highly volatile nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC/HPLC)	≥ 97.0%
Water Content (Karl Fischer)	≤ 0.5%

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