Description

(3-Methyl-2-Oxobutyl)Phosphonic Acid Diethyl Ester is a key organophosphorus intermediate with significant utility in synthetic organic chemistry. This compound matters for its role as a versatile building block in the synthesis of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for constructing novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting metabolic and neurological pathways.
• Agrochemical Synthesis: Used as a building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: A valuable reagent for Horner-Wadsworth-Emmons (HWE) olefination reactions to form carbon-carbon double bonds under mild conditions.
• Ligand and Catalyst Preparation: Employed in the development of specialized phosphonate-based ligands for metal-catalyzed reactions.
• Material Science: Investigated for the synthesis of functionalized polymers and advanced materials with specific surface properties.
• Academic Research: Utilized in university and institutional labs for methodological studies and the exploration of new synthetic routes.

Basic Information

Product Name	(3-Methyl-2-Oxobutyl)Phosphonic Acid Diethyl Ester
CAS No.	7751-67-9
Molecular Formula	C9H19O4P
Molecular Weight	222.22 g/mol
Synonyms	Diethyl (3-Methyl-2-oxobutyl)phosphonate; Diethyl (3-Methyl-2-oxobutyl)phosphonate; 2-Oxo-3-methylbutylphosphonic Acid Diethyl Ester; (3-Methyl-2-oxobutyl)phosphonic Acid Diethyl Ester; Diethyl (3-Methyl-2-oxobutan-1-yl)phosphonate; 7751-67-9; Phosphonic acid, (3-methyl-2-oxobutyl)-, diethyl ester
EINECS	231-813-8

Quality Control

Our (3-Methyl-2-Oxobutyl)Phosphonic Acid Diethyl Ester is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed due to sensitivity to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
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.