Description

5,5-Bis(Bromomethyl)-2-Methoxy-1,3,2-Dioxaphosphorinane 2-Oxide is a specialized organophosphorus compound featuring a unique cyclic phosphate ester structure with reactive bromomethyl substituents. This molecular architecture makes it a valuable high-purity intermediate for advanced synthesis, particularly in the development of flame retardants, polymer modifiers, and biologically active molecules. It is primarily needed by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty polymer industries seeking to incorporate phosphate and bromine functionalities into target compounds.

Application

• Flame Retardant Synthon: A key reactive intermediate for synthesizing novel, high-efficiency brominated phosphate ester flame retardants for polymers and textiles.
• Pharmaceutical Intermediate: Used in the research and development of prodrugs and active pharmaceutical ingredients (APIs) where a phosphate ester moiety is required.
• Agrochemical Synthesis: Serves as a building block for creating new herbicides, insecticides, or plant growth regulators with modified activity and stability.
• Polymer Modification: Employed to introduce cross-linking sites or functional groups into polymer backbones to alter physical properties like adhesion, thermal stability, or solubility.
• Ligand and Catalyst Preparation: Useful for preparing chelating ligands or metal-organic frameworks (MOFs) with specific phosphorus-containing coordination sites.
• Chemical Research: A versatile reagent for academic and industrial research exploring new reactions in organophosphorus chemistry.

Basic Information

Item	Details
Product Name	5,5-Bis(Bromomethyl)-2-Methoxy-1,3,2-Dioxaphosphorinane 2-Oxide
CAS No.	42983-36-8
Molecular Formula	C7H11Br2O4P
Molecular Weight	349.94 g/mol
Synonyms	2-Methoxy-5,5-bis(bromomethyl)-1,3,2-dioxaphosphorinane 2-Oxide; 5,5-Bis(bromomethyl)-2-methoxy-2-oxo-1,3,2-dioxaphosphorinane; P,P-Bis(bromomethyl)-P-methoxy cyclic methylphosphonate; Cyclic methylphosphonate bis(bromomethyl) methyl ester
EINECS	Contact for details

Quality Control

Our 5,5-Bis(Bromomethyl)-2-Methoxy-1,3,2-Dioxaphosphorinane 2-Oxide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and industrial synthesis. Each lot is analyzed using advanced techniques including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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