Description

Sodium Diethyl Thiophosphinate is an organophosphorus compound that serves as a versatile intermediate and reagent in advanced chemical synthesis. Its unique thiophosphinate structure makes it valuable for introducing sulfur and phosphorus functionalities into target molecules. This chemical is essential for manufacturers and R&D laboratories in the agrochemical, pharmaceutical, and specialty chemical sectors seeking to develop novel active ingredients and ligands.

Application

• Agrochemical Intermediate: A key building block in the synthesis of novel insecticides, herbicides, and fungicides, particularly those with thiophosphoryl groups.
• Pharmaceutical Synthesis: Used as a specialized reagent for constructing complex molecules in medicinal chemistry and drug discovery programs.
• Ligand Precursor: Acts as a precursor for the preparation of phosphorus-sulfur ligands used in catalysis and coordination chemistry.
• Flame Retardant Synthon: Employed in the research and development of phosphorus-containing flame retardant additives for polymers and materials.
• Chemical Research: A valuable tool for academic and industrial research in organophosphorus chemistry and reaction methodology development.
• Specialty Additives: Potential use in the formulation of extreme pressure additives or corrosion inhibitors for specialized lubricants.

Basic Information

Product Name	Sodium Diethyl Thiophosphinate
CAS No.	18819-98-2
Molecular Formula	C4H10NaOPS
Molecular Weight	160.14 g/mol
Synonyms	Sodium O,O-Diethyl Phosphinothioate; Diethylphosphinothioic Acid Sodium Salt; Phosphinothioic Acid, O,O-Diethyl-, Sodium Salt; Sodium Diethylphosphinothioate; (Diethoxyphosphinothioyl)sodium; Sodium Diethyl Thiophosphonite (common misnomer); DTPS-Na
EINECS	Contact for details

Quality Control

Our Sodium Diethyl Thiophosphinate is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration and identification by FT-IR, to ensure chemical identity and purity meet exacting standards. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability, consistency, and reliability for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere or in a desiccator after opening to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Solubility	Soluble in polar aprotic solvents (e.g., DMF, DMSO)

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