Description

2,6,7-Trioxa-1-Phosphabicyclo[2.2.2]Octane1-Oxide is a specialized organophosphorus compound, specifically a bicyclic phosphate ester. This chemical is valued for its unique structure, which imparts properties useful as a reactive flame retardant intermediate and a potential ligand or building block in advanced material synthesis. It is primarily sought by R&D laboratories and industrial manufacturers in the polymer, electronics, and specialty chemical sectors for developing flame-retardant additives, high-performance resins, and novel coordination complexes.

Application

• Reactive Flame Retardant Intermediate: A key monomer or additive in the synthesis of flame-retardant polyols, polyurethanes, and epoxy resins for coatings, adhesives, and electronic encapsulants.
• Polymer Modification: Used to incorporate phosphorus into polymer backbones to enhance flame resistance and thermal stability of engineering plastics and composites.
• Specialty Chemical Synthesis: Serves as a versatile phosphorylating agent or a protected phosphate precursor in organic and pharmaceutical synthesis.
• Ligand for Catalysis: Its rigid bicyclic structure with a P=O group makes it a candidate ligand for metal complexes in catalytic applications.
• Electrolyte Additive: Investigated for use in lithium-ion battery electrolytes to improve thermal stability and safety performance.
• Crosslinking Agent: Can act as a crosslinker in thermosetting polymer systems to create dense, heat-resistant networks.

Basic Information

Item	Details
Product Name	2,6,7-Trioxa-1-Phosphabicyclo[2.2.2]Octane1-Oxide
CAS No.	873-13-2
Molecular Formula	C5H9O4P
Molecular Weight	164.10 g/mol
Synonyms	1-Oxa-4-phosphatricyclo[2.2.2.02,6]octane 4-oxide; PEPA (1-Oxo-4-hydroxymethyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane); 4-Hydroxymethyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane 1-oxide; 2,6,7-Trioxa-1-phosphabicyclo[2.2.2]octane-1-oxide, 4-(hydroxymethyl)-; Bicyclic Phosphate Ester; 873-13-2; TRIMETHYLOLPROPANE PHOSPHATE (PEPA)
EINECS	212-829-5

Quality Control

Our production of 2,6,7-Trioxa-1-Phosphabicyclo[2.2.2]Octane1-Oxide adheres to strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key specifications. Our quality system is designed to meet the demands of research and industrial-scale applications, ensuring reliable supply and technical support.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture. Store away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	205 - 210 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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