Description

Propaphos is a specialized organophosphorus compound with the CAS registry number 7292-16-2. This chemical is valued for its specific reactivity profile, particularly in environments involving strong acids and organic solvents, making it a critical intermediate in advanced synthesis. It is primarily sought by research institutions and industrial manufacturers engaged in the development of fine chemicals, agrochemicals, and specialized polymers.

Application

• Key intermediate in the synthesis of complex organophosphorus agrochemicals and pharmaceuticals.
• Used in research-scale chemical synthesis requiring specific phosphorylation reactions.
• Potential precursor in the development of flame retardants and polymer additives.
• Employed in specialized ligand synthesis for catalytic applications.
• Reagent in the preparation of fine chemicals and other high-value specialty compounds.

Basic Information

Product Name	Propaphos
CAS No.	7292-16-2
Molecular Formula	C12H19O4PS2
Molecular Weight	322.38 g/mol
Synonyms	O-Propyl O-(4-methylthiophenyl) methylphosphonamidothioate; Phosphonamidothioic acid, methyl-, O-propyl O-(4-(methylthio)phenyl) ester; ENT 27,396; BAY NTN 9306; Propetamphos (Note: Propetamphos is a closely related but distinct compound; this is listed as a common point of reference and potential confusion); 4-Methylthiophenyl methylphosphoramidate O-propyl ester; O-4-Methylthiophenyl O-propyl methylphosphoramidothioate
EINECS	Contact for details

Quality Control

Our Propaphos is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods and purity assessment by chromatography. A Certificate of Analysis (COA) detailing all relevant specifications is provided with every shipment to guarantee compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its chemical nature, it should be kept away from strong acids and incompatible materials. Keep the container tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	≤ 2.0% total
Water Content (KF)	≤ 0.5%

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