Description

2-Methoxy-5,5-Dimethyl-1,3,2-Dioxaphosphorinane 2-Oxide is a specialized organophosphorus compound, specifically a cyclic phosphonate ester, known for its role as a versatile chemical intermediate and building block. Its value lies in its unique molecular structure, which is pivotal for synthesizing advanced materials and fine chemicals with specific performance characteristics. This product is essential for R&D and production in industries such as pharmaceuticals, agrochemicals, and polymer chemistry, where it serves as a key precursor for flame retardants, ligands, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and prodrugs.
• Flame Retardant Synthon: Used as a precursor in the production of advanced, halogen-free phosphorus-based flame retardants for polymers and textiles.
• Ligand Synthesis: Serves as a starting material for creating specialized phosphonate ligands used in catalysis and metal complexation.
• Agrochemical Production: Employed in the research and manufacture of modern pesticides and herbicides.
• Polymer Modification: Acts as a monomer or additive to impart specific properties like thermal stability or flame resistance to engineered plastics.
• Chemical Research (R&D): A valuable reagent for exploring new reactions and developing novel organophosphorus compounds in academic and industrial laboratories.

Basic Information

Product Name	2-Methoxy-5,5-Dimethyl-1,3,2-Dioxaphosphorinane 2-Oxide
CAS No.	1005-96-5
Molecular Formula	C6H13O4P
Molecular Weight	180.14 g/mol
Synonyms	5,5-Dimethyl-2-methoxy-1,3,2-dioxaphosphorinane 2-oxide; Dimethylpropane Diol Methyl Phosphonate; DMPP; Neopentyl Glycol Methyl Phosphonate; 2-Methoxy-2-oxo-5,5-dimethyl-1,3,2-dioxaphosphorinane; Phosphonic acid, P-methyl-, cyclic neopentyl ester
EINECS	Contact for details

Quality Control

Our 2-Methoxy-5,5-Dimethyl-1,3,2-Dioxaphosphorinane 2-Oxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.18 - 1.22
Refractive Index (n20D)	1.440 - 1.450

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