Description

[2-(4-Methoxyphenyl)-2-Oxoethyl]Phosphonous Acid Butylphenyl Ester is a specialized organophosphorus compound that serves as a key intermediate and functional additive in advanced chemical synthesis. Its molecular structure, featuring both phosphonous acid ester and aromatic ketone moieties, provides unique reactivity and performance characteristics. This chemical is primarily utilized by manufacturers in the polymer, agrochemical, and pharmaceutical industries for applications requiring precise molecular control and stability.

Application

• Polymer Additive: Acts as a stabilizer, antioxidant, or co-monomer in the production of high-performance engineering plastics and specialty resins.
• Agrochemical Intermediate: Serves as a crucial building block in the synthesis of novel pesticides, herbicides, and plant growth regulators.
• Pharmaceutical Synthesis: Used as a key intermediate in the development of active pharmaceutical ingredients (APIs), particularly those targeting specific enzymatic pathways.
• Ligand and Catalyst Precursor: Employed in organometallic chemistry and catalysis research for the preparation of novel phosphine-based ligands.
• Flame Retardant Synergist: Enhances the efficacy of flame-retardant systems in polymeric materials, contributing to improved fire safety standards.
• Material Science Research: Utilized in R&D for developing new functional materials, including liquid crystals and organic electronic components.

Basic Information

Product Name	[2-(4-Methoxyphenyl)-2-Oxoethyl]Phosphonous Acid Butylphenyl Ester
CAS No.	55670-27-4
Molecular Formula	C19H23O4P
Molecular Weight	346.36 g/mol
Synonyms	Butylphenyl [2-(4-methoxyphenyl)-2-oxoethyl]phosphonite; 2-(4-Methoxyphenyl)-2-oxoethylphosphonic Acid Butyl Phenyl Ester; Phosphonous Acid, P-[2-(4-methoxyphenyl)-2-oxoethyl]-, Butyl Phenyl Ester; (2-(4-Methoxyphenyl)-2-oxoethyl)phosphonous Acid Butyl Phenyl Ester; CAS 55670-27-4
EINECS	Contact for details

Quality Control

Our production of [2-(4-Methoxyphenyl)-2-Oxoethyl]Phosphonous Acid Butylphenyl Ester adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure consistency and meet precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided and can be tailored to support regulatory submissions for target industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (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.