Description

Ethylthiophosphonic Acid o-Ethyl o-(2,4-Dichlorophenyl) Ester is a specialized organophosphorus compound that serves as a key intermediate in the synthesis of advanced agrochemicals and pharmaceuticals. Its precise molecular structure provides the necessary reactivity for constructing complex molecules with targeted biological activity. This high-purity intermediate is essential for manufacturers in the agrochemical and fine chemical sectors who require reliable, consistent building blocks for their synthesis processes.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of novel insecticides and acaricides, leveraging its thiophosphonic ester backbone.
• Pharmaceutical Synthesis: Used as a building block for creating pharmacologically active molecules, particularly those requiring specific phosphonate or thiophosphate functionalities.
• Chemical Research & Development: Employed in R&D laboratories for studying structure-activity relationships (SAR) in organophosphorus chemistry and developing new active ingredients.
• Fine Chemical Production: Serves as a specialized intermediate for custom synthesis and contract manufacturing of high-value chemical products.

Basic Information

Product Name	Ethylthiophosphonic Acid o-Ethyl o-(2,4-Dichlorophenyl) Ester
CAS No.	1593-27-7
Molecular Formula	C10H13Cl2O2PS
Molecular Weight	299.15 g/mol
Synonyms	O-Ethyl O-(2,4-Dichlorophenyl) Ethylphosphonothioate; Ethyl O-Ethyl O-2,4-Dichlorophenyl Phosphorothioate; NSC 190986; Phosphorothioic Acid, O-Ethyl O-(2,4-Dichlorophenyl) Ethyl Ester; Ethyl 2,4-Dichlorophenyl Ethylphosphonothioate; ENT 27,396; OMS 1155
EINECS	Contact for details

Quality Control

Our Ethylthiophosphonic Acid o-Ethyl o-(2,4-Dichlorophenyl) Ester is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen or argon. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 0.5%

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