Description

Undecanoic Acid, 2-(Diethoxyphosphinyl)-, Ethyl Ester is a specialized organophosphorus compound that serves as a critical synthetic intermediate. Its molecular structure, featuring both a carboxylic ester and a phosphonate group, makes it a versatile building block for the creation of complex molecules with tailored properties. This high-purity intermediate is essential for research and development chemists and manufacturers in the agrochemical and pharmaceutical sectors seeking to develop novel active ingredients and functional materials.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of novel herbicides, fungicides, and plant growth regulators, leveraging its phosphonate moiety.
• Pharmaceutical Building Block: Used in medicinal chemistry for the development of prodrugs and bioactive molecules, particularly those targeting enzyme inhibition.
• Ligand Synthesis: Serves as a starting material for the preparation of specialized phosphonate-based ligands used in catalysis and metal complexation.
• Polymer Modification: Employed to introduce phosphonate functional groups into polymers, enhancing properties like flame retardancy or metal adhesion.
• Organic Synthesis Reagent: Utilized in Horner-Wadsworth-Emmons (HWE) olefination reactions and other carbon-carbon bond forming processes.
• Material Science Research: Investigated for creating surface modifiers and advanced materials with specific interfacial properties.

Basic Information

Product Name	Undecanoic Acid, 2-(Diethoxyphosphinyl)-, Ethyl Ester
CAS No.	150626-27-0
Molecular Formula	C₁₇H₃₅O₅P
Molecular Weight	350.43 g/mol
Synonyms	Ethyl 2-(Diethoxyphosphoryl)undecanoate; Diethyl (1-Ethoxycarbonylundecyl)phosphonate; (Diethoxyphosphinyl)undecanoic Acid Ethyl Ester; 2-(Diethoxyphosphoryl)undecanoic Acid Ethyl Ester; Phosphonic acid, P-[1-(ethoxycarbonyl)undecyl]-, diethyl ester; Diethyl (1-carbethoxyundecyl)phosphonate; Undecanoic acid, 2-(diethoxyphosphinyl)-, ethyl ester
EINECS	Contact for details

Quality Control

Every batch of Undecanoic Acid, 2-(Diethoxyphosphinyl)-, Ethyl Ester is produced and analyzed under strict quality management protocols to ensure consistency and high purity suitable for advanced synthetic applications. Our standard grade typically meets a purity specification of ≥95% (by HPLC), with detailed impurity profiling available. Certificates of Analysis (COA) documenting identity, purity, and relevant physical parameters are provided with each 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 at controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
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.