Description

Dimethyl Methylphosphonate is a versatile organophosphorus compound with the CAS registry number 756-79-6. It serves as a critical intermediate and solvent in advanced chemical synthesis, valued for its stability and reactivity. This product is essential for manufacturers and researchers in the pharmaceutical, agrochemical, and flame retardant industries seeking high-purity chemical building blocks.

Application

• Chemical Intermediate: A key precursor in the synthesis of organophosphate pesticides, herbicides, and other agrochemicals.
• Pharmaceutical Synthesis: Used as a building block for active pharmaceutical ingredients (APIs) and other fine chemicals.
• Flame Retardant Formulation: Acts as an intermediate in the production of certain phosphorus-based flame retardants for polymers and textiles.
• Solvent & Reaction Medium: Functions as a polar aprotic solvent for specialized organic reactions and extractions.
• Ligand & Catalyst Preparation: Employed in the preparation of metal-complexing ligands and catalysts for industrial processes.
• Research & Development: Utilized in academic and industrial R&D for developing new organophosphorus compounds and materials.

Basic Information

Product Name	Dimethyl Methylphosphonate
CAS No.	756-79-6
Molecular Formula	C3H9O3P
Molecular Weight	124.08 g/mol
Synonyms	Methylphosphonic Acid Dimethyl Ester; Dimethyl Methanephosphonate; DMMP; Methyl Dimethylphosphonate; Phosphonic Acid, Methyl-, Dimethyl Ester; NSC 169021; Methyl Methylphosphonate; O,O-Dimethyl Methylphosphonate
EINECS	212-052-3

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards and customer-specific requirements. Each batch is analyzed to confirm identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) detailing all test results are available upon request, providing full traceability and quality assurance for your processes.

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 oxidizing agents. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.145 - 1.165
Refractive Index (20°C)	1.410 - 1.415

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