Description

4-Methyl-2-Phenoxy-1,3,2-Dioxaphosphorinane 2-Oxide is a specialized organophosphorus compound, specifically a cyclic phosphonate ester, with the CAS registry number 19219-95-5. This chemical serves as a crucial intermediate and building block in advanced organic synthesis, valued for its unique phosphorus-containing heterocyclic structure. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and materials science sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and metabolic pathways.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, insecticides, and plant growth regulators with enhanced efficacy.
• Flame Retardant Precursor: Acts as a reactive intermediate for creating phosphorus-based flame retardants for polymers and textiles.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create specialized ligands for catalytic processes.
• Polymer Modification: Incorporated into polymer backbones to impart specific properties like improved thermal stability or adhesion.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D exploring new phosphorus chemistry and reaction methodologies.

Basic Information

Product Name	4-Methyl-2-Phenoxy-1,3,2-Dioxaphosphorinane 2-Oxide
CAS No.	19219-95-5
Molecular Formula	C10H13O4P
Molecular Weight	228.18 g/mol
Synonyms	2-Phenoxy-4-methyl-1,3,2-dioxaphosphorinane 2-oxide; 4-Methyl-2-phenoxy-2-oxo-1,3,2-dioxaphosphorinane; Phenoxy(methyl)phosphonic acid cyclic methylene ester; Cyclic methylene phenyl methylphosphonate; Phenyl methylphosphonate cyclic methylene ester; 2-Oxo-4-methyl-2-phenoxy-1,3,2-dioxaphosphorinane
EINECS	Contact for details

Quality Control

Our production of 4-Methyl-2-Phenoxy-1,3,2-Dioxaphosphorinane 2-Oxide adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC analysis, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

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

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