Description

(p-Tolyl)Thiophosphonoyl Dichloride CAS NO 6588-16-5 is a versatile organophosphorus reagent characterized by its reactive dichloride and thiophosphonoyl functional groups. This compound matters as a critical building block for synthesizing complex molecules, particularly in the development of advanced agrochemicals and pharmaceuticals. It is primarily needed by R&D chemists and process development scientists in the fine chemical, crop protection, and pharmaceutical intermediates industries.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of novel insecticides, herbicides, and fungicides, leveraging its thiophosphonoyl moiety.
• Pharmaceutical Synthesis: Used as a phosphorylating agent in the construction of active pharmaceutical ingredients (APIs) and nucleotide analogs.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized phosphine and thiophosphine ligands used in metal-catalyzed reactions.
• Polymer Chemistry: Employed in the modification of polymers to introduce flame-retardant or specific functional properties.
• Chemical Research: Utilized in academic and industrial laboratories for exploring new reaction pathways in organophosphorus chemistry.
• Material Science: Acts as a surface modifying agent or a cross-linker in advanced material formulations.

Basic Information

Product Name	(p-Tolyl)Thiophosphonoyl Dichloride
CAS No.	6588-16-5
Molecular Formula	C7H7Cl2PS
Molecular Weight	225.07 g/mol
Synonyms	p-Tolylphosphonothioic Dichloride; 4-Methylphenylphosphonothioic Dichloride; Phosphonothioic Dichloride, P-(4-Methylphenyl)-; Thiophosphonic Acid, p-Tolyl-, Dichloride; (4-Methylphenyl)thiophosphonic Dichloride; Tolylthiophosphonyl Dichloride; NSC 403119
EINECS	Contact for details

Quality Control

Our (p-Tolyl)Thiophosphonoyl Dichloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity and quantify impurities. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment, ensuring full traceability and compliance with your internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases, oxidizing agents, and moisture. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and degradation.

Specification

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

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