Description

Allylphosphonic Dichloride is a highly reactive organophosphorus compound that serves as a critical building block in advanced chemical synthesis. Its value lies in its bifunctional nature, featuring both a reactive allyl group and a phosphorus dichloride moiety, enabling its use in the creation of complex molecules. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require a versatile intermediate for constructing phosphonate esters, ligands, and flame retardants.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with phosphonate-based bioisosteres.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators that incorporate phosphonic acid derivatives.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized phosphonate and phosphine ligands used in homogeneous catalysis and metal complexation.
• Flame Retardant Monomer: Incorporated into the backbone of polymers to enhance flame retardancy properties in engineering plastics and coatings.
• Surface Modification Agent: Utilized for grafting phosphonate groups onto material surfaces to improve adhesion, corrosion resistance, or biocompatibility.
• Research & Development: A valuable reagent in organic and medicinal chemistry labs for exploring new synthetic pathways and creating molecular libraries.

Basic Information

Product Name	Allylphosphonic Dichloride
CAS No.	1498-47-1
Molecular Formula	C3H5Cl2OP
Molecular Weight	158.95 g/mol
Synonyms	Allylphosphonyl Dichloride; Allylphosphonic Acid Dichloride; Dichloro(2-propenyl)phosphine Oxide; 2-Propenylphosphonic Dichloride; Phosphonic Dichloride, P-2-Propenyl-; Allylphosphonoyl Dichloride; NSC 163082
EINECS	Contact for details

Quality Control

Our Allylphosphonic Dichloride is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the exacting standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, identity, and impurity profiles. We are committed to supply reliability and traceability for our global B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic and highly volatile nature, store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to maintain stability. Keep away from strong bases, oxidizing agents, and moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Density (at 20°C)	~1.40 g/cm³
Refractive Index (n20D)	~1.480

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