Description

2,2'-Oxybis[5-Methyl-5-Propyl-1,3,2-Dioxaphosphorinane] 2,2'-Dioxide is a specialized organophosphorus compound, specifically a cyclic phosphonate ester. This high-purity chemical is valued for its role as a key intermediate and functional additive in advanced material synthesis. It is primarily sought after by R&D laboratories and industrial manufacturers in the polymer and specialty chemical sectors for developing flame-retardant materials, stabilizers, and performance additives.

Application

• As a reactive intermediate or additive in the synthesis of flame-retardant polymers and resins.
• Utilized in the development of specialized plasticizers and stabilizers for high-performance engineering plastics.
• Acts as a key building block in organophosphorus chemistry for creating novel ligands or catalysts.
• Potential use as a synergist agent in halogen-free flame retardant formulations.
• Employed in material science research for modifying surface properties or creating functional coatings.
• Serves as a precursor for specialty surfactants or lubricant additives.

Basic Information

Item	Detail
Product Name	2,2'-Oxybis[5-Methyl-5-Propyl-1,3,2-Dioxaphosphorinane] 2,2'-Dioxide
CAS No.	742-72-3
Molecular Formula	C16H32O7P2
Molecular Weight	398.37 g/mol
Synonyms	Bis(5-methyl-5-propyl-1,3,2-dioxaphosphorinanyl 2-oxide) ether; 2,2'-Oxybis(5-methyl-5-propyl-1,3,2-dioxaphosphorinane 2-oxide); Cyclic phosphonate ester dimer; 742-72-3; 5-Methyl-5-propyl-1,3,2-dioxaphosphorinane 2-oxide dimer
EINECS	Contact for details

Quality Control

Our production of 2,2'-Oxybis[5-Methyl-5-Propyl-1,3,2-Dioxaphosphorinane] 2,2'-Dioxide adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by HPLC and identification by FTIR and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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