Description

Methylphosphonothioic Acid S-[2-[Bis(Isopropoxy)Phosphinylamino]Ethyl]o-Methyl Ester is a high-purity organophosphorus compound of significant interest in advanced chemical synthesis. This product matters for its role as a critical intermediate in the development of specialized ligands and functional materials. It is primarily needed by research institutions and industrial manufacturers in the agrochemical and pharmaceutical sectors for creating novel active ingredients and complex molecules.

Application

• Key intermediate in the synthesis of novel organophosphorus pesticides and insecticides.
• Precursor for the development of specialized chelating agents and extraction ligands.
• Building block in pharmaceutical research for prodrug development and targeted therapies.
• Used in academic and industrial R&D for studying phosphorus-sulfur chemistry and reaction mechanisms.
• Intermediate for creating flame retardants and polymer additives.
• Starting material for synthesizing catalysts and ligands used in asymmetric synthesis.

Basic Information

Product Name	Methylphosphonothioic Acid S-[2-[Bis(Isopropoxy)Phosphinylamino]Ethyl]o-Methyl Ester
CAS No.	21988-53-4
Molecular Formula	C11H27NO4PS2
Molecular Weight	347.44 g/mol
Synonyms	O-Methyl S-[2-[bis(isopropoxy)phosphinylamino]ethyl] methylphosphonothioate; Methylphosphonothioic Acid S-[2-[Bis(1-methylethoxy)phosphinylamino]ethyl] O-Methyl Ester; Phosphoramidothioic Acid, Methyl-, S-[2-[Bis(1-methylethoxy)phosphinylamino]ethyl] O-Methyl Ester; S-[2-[Bis(isopropoxy)phosphinylamino]ethyl] O-methyl methylphosphonothioate; Methylphosphonothioic Acid S-[2-[Bis(isopropoxy)phosphinylamino]ethyl] O-Methyl Ester; GD-42 (possible code); A organophosphorus amido-thioate intermediate.
EINECS	Contact for details

Quality Control

Our production of Methylphosphonothioic Acid S-[2-[Bis(Isopropoxy)Phosphinylamino]Ethyl]o-Methyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for sensitive applications. All materials are characterized using advanced analytical techniques including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is between 2°C and 8°C for long-term stability. Keep container tightly sealed under an inert atmosphere to minimize degradation.

Specification

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

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