Description

Ethylphosphonothioic Acid o-Ethyl S-Methyl Ester is a key organophosphorus chemical intermediate with significant utility in advanced synthesis. This compound matters for its role as a versatile building block in the production of specialized agrochemicals and pharmaceuticals, where precise molecular architecture is critical. It is primarily needed by research and development chemists, process scale-up engineers, and manufacturers in the agrochemical, pharmaceutical, and fine chemical industries seeking to develop new active ingredients or complex molecules.

Application

• Agrochemical Intermediate: A crucial precursor in the synthesis of organophosphate insecticides and acaricides.
• Pharmaceutical Synthesis: Serves as a building block for creating novel pharmacologically active compounds.
• Chemical Research: Used in academic and industrial R&D for studying phosphorylation reactions and developing new synthetic methodologies.
• Ligand and Catalyst Preparation: Employed in the preparation of specialized ligands for metal catalysis or as a component in catalyst systems.
• Fine Chemical Production: Integral to the multi-step synthesis of complex, high-value specialty chemicals.

Basic Information

Product Name	Ethylphosphonothioic Acid o-Ethyl S-Methyl Ester
CAS No.	2511-12-8
Molecular Formula	C5H13O2PS
Molecular Weight	168.19 g/mol
Synonyms	O-Ethyl S-Methyl Ethylphosphonothioate; Ethylphosphonothioic Acid O-Ethyl S-Methyl Ester; S-Methyl O-Ethyl Ethylphosphonothioate; Ethylphosphonothioic Acid, O-Ethyl S-Methyl Ester; NSC 167153; Methyl O-ethyl ethylphosphonothiolate; Phosphonothioic acid, ethyl-, O-ethyl S-methyl ester
EINECS	Contact for details

Quality Control

Our production of Ethylphosphonothioic Acid o-Ethyl S-Methyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) documenting the specific results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Containers should be kept tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%

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