Description

Phosphoramidothioic Acid, (1-Oxopropyl)-, o-Methyl Ester (9Ci) is a specialized organophosphorus compound with a unique thiophosphoramidate structure. This chemical serves as a valuable intermediate in advanced organic synthesis, particularly for constructing complex molecules with specific biological or material properties. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel agrochemicals, pharmaceuticals, and functional materials. The compound, identified by CAS number 744981-02-0, is supplied to meet the stringent purity and consistency requirements of modern chemical research and process development.

Application

• Agrochemical Intermediate: A key building block in the synthesis of novel insecticides, herbicides, and fungicides, leveraging its thiophosphoramidate core.
• Pharmaceutical Research: Used as a sophisticated synthon for creating potential drug candidates, especially in medicinal chemistry programs targeting enzyme inhibition.
• Ligand & Catalyst Development: Acts as a precursor for designing specialized ligands in coordination chemistry and catalysis.
• Material Science: Employed in the research and development of advanced polymers or functional materials with tailored properties.
• Chemical Biology Probes: Useful for synthesizing molecular probes to study biological processes and interactions.
• Custom Synthesis & Contract Manufacturing: Supplied to fine chemical companies for use in custom synthesis projects and scale-up processes.

Basic Information

Product Name	Phosphoramidothioic Acid, (1-Oxopropyl)-, o-Methyl Ester (9Ci)
CAS No.	744981-02-0
Molecular Formula	C7H16NO3PS
Molecular Weight	225.25 g/mol
Synonyms	o-Methyl (1-oxopropyl)phosphoramidothioate; (1-Oxopropyl)-phosphoramidothioic acid o-methyl ester; Methyl (1-oxopropyl)phosphoramidothioate; Propionylphosphoramidothioic Acid Methyl Ester; Phosphoramidothioic acid, (1-oxopropyl)-, O-methyl ester; 9CI Identifier Name
EINECS	Contact for details

Quality Control

Our Phosphoramidothioic Acid, (1-Oxopropyl)-, o-Methyl Ester (9Ci) is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and development applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as purity, identity, and impurity profile.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Recommended storage temperature is between 2°C and 8°C for long-term stability. Keep away from heat, sparks, and open flame. The container must be kept tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 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.