Description

Phosphoric Acid, 4-Chloro-5-Methyl-3-Isoxazolyl Diethyl Ester is a specialized organophosphorus compound featuring a functionalized isoxazole ring. This unique molecular architecture makes it a valuable intermediate for the synthesis of advanced agrochemicals and pharmaceuticals. It is primarily sought by research and development chemists and industrial manufacturers in the fine chemical sector.

Application

• Key Intermediate in Agrochemical Synthesis: Serves as a crucial building block for the development of novel insecticides and herbicides, leveraging its phosphoric ester and heterocyclic structure.
• Pharmaceutical Research Intermediate: Used in the synthesis of potential drug candidates, particularly those targeting enzymes where the isoxazole moiety can act as a pharmacophore.
• Ligand and Catalyst Precursor: The phosphorus center can be utilized to develop specialized ligands for metal catalysis in organic synthesis.
• Material Science Applications: Potential use in the synthesis of flame retardants or specialty polymers requiring phosphorus-based modifiers.

Basic Information

Product Name	Phosphoric Acid, 4-Chloro-5-Methyl-3-Isoxazolyl Diethyl Ester
CAS No.	32306-28-8
Molecular Formula	C8H13ClNO5P
Molecular Weight	269.62 g/mol
Synonyms	Diethyl (4-Chloro-5-methyl-3-isoxazolyl) phosphate; 4-Chloro-5-methyl-3-isoxazolyldiethyl phosphate; Phosphoric acid diethyl (4-chloro-5-methyl-3-isoxazolyl) ester; O,O-Diethyl O-(4-chloro-5-methyl-3-isoxazolyl) phosphate; 3-Isoxazolidiylphosphonic acid, 4-chloro-5-methyl-, diethyl ester; (4-Chloro-5-methyl-1,2-oxazol-3-yl) diethyl phosphate
EINECS	Contact for details

Quality Control

Our production of Phosphoric Acid, 4-Chloro-5-Methyl-3-Isoxazolyl Diethyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request 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 room temperature (15-25°C). Keep away from strong bases and oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 0.5%

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