Description

1-Propanephosphonic Dichloride is a versatile organophosphorus reagent primarily used as a key intermediate in the synthesis of more complex phosphorus-containing compounds. Its high reactivity, particularly as a phosphorylating agent, makes it a critical building block for advanced chemical manufacturing. This product is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it facilitates the creation of novel molecules with specific biological or material properties.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing phosphonate and phosphonic acid derivatives used in drug discovery and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Precursor for manufacturing herbicides, fungicides, and plant growth regulators containing phosphorus.
• Ligand and Catalyst Preparation: Used to create specialized phosphine ligands for homogeneous catalysis in fine chemical production.
• Flame Retardant Formulations: Intermediate in the production of phosphorus-based flame retardant additives for polymers and textiles.
• Material Science: Employed in the surface modification of materials and the synthesis of metal-organic frameworks (MOFs) or other advanced materials.
• Research & Development: A valuable reagent for academic and industrial R&D in organic and organometallic chemistry.

Basic Information

Product Name	1-Propanephosphonic Dichloride
CAS No.	4708-04-7
Molecular Formula	C3H7Cl2OP
Molecular Weight	160.96 g/mol
Synonyms	Propanephosphonic Dichloride; Propylphosphonic Dichloride; 1-Propylphosphonic Dichloride; n-Propylphosphonic Dichloride; Phosphonic Acid, P-Propyl-, Dichloride; Propane-1-phosphonic Dichloride; NSC 88187
EINECS	225-191-8

Quality Control

Our 1-Propanephosphonic Dichloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including gas chromatography (GC) and nuclear magnetic resonance (NMR) spectroscopy, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance processes.

Storage

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

Specification

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