Description

Ethyl Methylphosphonic Acid is a key organophosphorus compound with significant utility in advanced chemical synthesis. Its primary value lies in its role as a versatile intermediate and building block for creating more complex phosphorus-containing molecules. This product is essential for researchers and manufacturers in the agrochemical, pharmaceutical, and specialty chemical industries who require high-purity intermediates for product development and scale-up.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of certain organophosphate pesticides and herbicides.
• Pharmaceutical Synthesis: Serves as a building block for developing novel active pharmaceutical ingredients (APIs) and prodrugs.
• Ligand and Catalyst Development: Used in the preparation of phosphonate-based ligands for metal catalysis and coordination chemistry.
• Flame Retardant Formulations: A component in the development of specialized phosphorus-based flame retardant additives.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new organophosphorus chemistry.
• Specialty Polymer Modification: Used to introduce phosphonate functional groups into polymers for enhanced properties.

Basic Information

Product Name	Ethyl Methylphosphonic Acid
CAS No.	1832-53-7
Molecular Formula	C₃H₉O₃P
Molecular Weight	124.08 g/mol
Synonyms	Ethylmethylphosphonic Acid; Methyl Ethyl Phosphonic Acid; Ethyl(methyl)phosphonic Acid; Methyl Ethyl Phosphonate Acid; Phosphonic Acid, Ethylmethyl-; Ethyl Methyl Phosphonate Acid; EMA (Ethyl Methylphosphonic Acid); (Ethyl)(methyl)phosphonic acid
EINECS	217-401-3

Quality Control

Our Ethyl Methylphosphonic Acid is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to rigorous analytical testing, including chromatographic and spectroscopic methods, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every 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 bases and oxidizing agents. Due to its acidic nature, containers should be made of compatible materials and kept securely sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%

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