Description

o-Ethyl Phenylchloridothiophosphonate is a key organophosphorus chemical intermediate with significant utility in synthetic chemistry. Its primary value lies in its role as a versatile building block for the synthesis of more complex phosphorus-containing compounds, particularly in agrochemical research and development. This product is essential for manufacturers and R&D laboratories focused on creating novel insecticides, herbicides, and other specialty chemicals where precise phosphorus-sulfur chemistry is required.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of organophosphate and organothiophosphate insecticides and acaricides.
• Chemical Synthesis: Serves as a versatile building block for creating phosphorus-based ligands, flame retardants, and plasticizers.
• Pharmaceutical Research: Used in the development of novel drug candidates, particularly those involving enzyme inhibition mechanisms.
• Material Science: Employed in the research and production of advanced polymeric materials and additives.
• Laboratory Reagent: Utilized as a specialized reagent for phosphorylation and thiophosphorylation reactions in academic and industrial R&D settings.

Basic Information

Item	Details
Product Name	o-Ethyl Phenylchloridothiophosphonate
CAS No.	5075-13-8
Molecular Formula	C8H10ClO2PS
Molecular Weight	236.65 g/mol
Synonyms	Phenylphosphonochloridothioic Acid O-Ethyl Ester; Ethyl Phenylchloridothiophosphonate; O-Ethyl Phenylphosphonochloridothioate; Phenylphosphonothioic Chloride, O-Ethyl Ester; NSC 402108; Ethyl Phenylphosphonochloridothioate; Phenyl Chloridothiophosphonate O-Ethyl Ester; Ethyl Chlorophenylthiophosphonate
EINECS	Contact for details

Quality Control

Our production of o-Ethyl Phenylchloridothiophosphonate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic and spectroscopic methods, to verify identity and assay. A Certificate of Analysis (COA) detailing all critical parameters is provided with every 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 controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent hydrolysis. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.