Description

(4-Benzoyl-Phenyl)-Phosphonic Acid Diethyl Ester is a specialized organophosphorus compound featuring a benzophenone moiety, making it a valuable intermediate in advanced organic synthesis. Its molecular architecture is critical for applications requiring precise control over phosphonate ester chemistry and UV-absorbing properties. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients or functional additives.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting kinase inhibition or requiring phosphonate prodrug strategies.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides, plant growth regulators, and insecticides that leverage phosphonate chemistry.
• Ligand and Catalyst Precursor: Serves as a precursor for specialized phosphonate-based ligands used in transition metal catalysis and coordination chemistry.
• Polymer Additive & Monomer: Potential component in the synthesis of specialty polymers, where it can impart UV-stability or flame-retardant properties.
• Organic Electronics Material Research: Investigated as a molecular building block for organic light-emitting diodes (OLEDs) and photovoltaic materials due to its conjugated system.
• Chemical Research & Development: A versatile reagent for academic and industrial research in methodology development and complex molecule construction.

Basic Information

Product Name	(4-Benzoyl-Phenyl)-Phosphonic Acid Diethyl Ester
CAS No.	103384-72-1
Molecular Formula	C17H19O4P
Molecular Weight	318.30 g/mol
Synonyms	Diethyl (4-Benzoylphenyl)phosphonate; Diethyl P-(4-Benzoylphenyl)phosphonate; 4-Benzoylphenylphosphonic Acid Diethyl Ester; Phosphonic Acid, P-(4-Benzoylphenyl)-, Diethyl Ester; (4-Benzoylphenyl)phosphonic Acid Diethyl Ester; Diethyl (4-Benzoylbenzene)phosphonate; [4-(Benzoyl)phenyl]phosphonic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Every batch of (4-Benzoyl-Phenyl)-Phosphonic Acid Diethyl Ester is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards for high-purity intermediates. Comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, is performed to verify identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality attributes.

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 incompatible materials such as strong bases and strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.