Description

Methyl Diethylphosphonoacetate is a versatile organophosphorus compound that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both phosphonate and ester functionalities, makes it an essential reagent for constructing complex molecular frameworks. This high-purity intermediate is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules, particularly those requiring phosphonate or α,β-unsaturated ester moieties.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Chemical Research: A valuable Horner-Wadsworth-Emmons (HWE) reagent for the stereoselective formation of alkenes in laboratory-scale and process chemistry.
• Material Science Precursor: Employed in the development of specialty polymers, flame retardants, and ligands for catalysis.
• Fine Chemical Production: Serves as a starting material for synthesizing other high-value phosphonates and functionalized acetates.

Basic Information

Product Name	Methyl Diethylphosphonoacetate
CAS No.	1067-74-9
Molecular Formula	C7H15O5P
Molecular Weight	210.17 g/mol
Synonyms	Diethyl (Methoxycarbonylmethyl)phosphonate; (Diethoxyphosphinyl)acetic Acid Methyl Ester; Acetic Acid, 2-(Diethoxyphosphinyl)-, Methyl Ester; Methyl 2-(Diethoxyphosphoryl)acetate; Diethylphosphonoacetic Acid Methyl Ester; Methyl (Diethoxyphosphinyl)acetate; Phosphonoacetic Acid, Diethyl Ester, Methyl Ester
EINECS	213-923-7

Quality Control

Our Methyl Diethylphosphonoacetate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to verify identity and assay. A detailed Certificate of Analysis (COA) documenting purity, physical properties, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.435
Density (20°C)	1.15 - 1.20 g/mL

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