Description

Ethylthiophosphonic Acid o-Ethyl o-[4-(Methylsulfinyl)Phenyl] Ester is a specialized organophosphorus compound with a sulfinyl functional group, offering unique reactivity and serving as a critical intermediate in advanced chemical synthesis. This compound is valued for its role in creating complex molecules, particularly in the development of novel active ingredients. It is primarily sought by research and development teams and production chemists in the agrochemical and pharmaceutical industries for synthesizing new chemical entities and fine-tuning molecular properties.

Application

• Agrochemical Intermediate: A key building block in the research and synthesis of novel insecticides, acaricides, and fungicides, leveraging its organophosphorus backbone.
• Pharmaceutical Research: Used as a sophisticated synthon in medicinal chemistry for developing new drug candidates, especially where sulfur-containing pharmacophores are desired.
• Chemical Synthesis: Serves as a versatile intermediate in organic synthesis for constructing complex molecules, particularly in reactions involving sulfur transfer or as a protected functional group.
• Material Science Precursor: Investigated for the development of specialized ligands, catalysts, or monomers for advanced polymeric materials.

Basic Information

Item	Details
Product Name	Ethylthiophosphonic Acid o-Ethyl o-[4-(Methylsulfinyl)Phenyl] Ester
CAS No.	6587-45-7
Molecular Formula	C11H17O3PS2
Molecular Weight	292.36 g/mol
Synonyms	O-Ethyl O-[4-(Methylsulfinyl)phenyl] ethylphosphonothioate; Ethylphosphonothioic acid O-ethyl O-[4-(methylsulfinyl)phenyl] ester; O-Ethyl O-(4-methylsulfinylphenyl) ethylphosphonothioate; NSC 167153; 4-(Methylsulfinyl)phenyl ethyl ethylphosphonothioate; Phosphonothioic acid, ethyl-, O-ethyl O-[4-(methylsulfinyl)phenyl] ester
EINECS	Contact for details

Quality Control

Our production of Ethylthiophosphonic Acid o-Ethyl o-[4-(Methylsulfinyl)Phenyl] Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for research and industrial use. We employ advanced analytical techniques, including HPLC, GC, and NMR, for comprehensive characterization and impurity profiling. A Certificate of Analysis (COA) detailing identity, purity, and specific test results is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. Handle and store under an inert atmosphere if prolonged storage is required to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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