Description

2,2'-[(2,2-Dimethylpropane-1,3-Diyl)Bis(Oxy)]Bis[5,5-Dimethyl-1,3,2-Dioxaphosphorinane] is a specialized organophosphorus compound, CAS NO 59609-05-1, valued for its role as a high-performance intermediate and additive. Its molecular structure makes it a critical component in advanced material synthesis, particularly where thermal stability and controlled reactivity are required. This chemical is essential for R&D and production in sectors such as polymer chemistry, flame retardancy, and specialty chemical manufacturing.

Application

• Flame Retardant Synergist: Used as a key component in halogen-free flame retardant systems for engineering plastics, textiles, and coatings.
• Polymer Additive: Functions as a stabilizer and processing aid in high-temperature polymer formulations to enhance material properties.
• Chemical Intermediate: Serves as a versatile building block for the synthesis of more complex organophosphorus compounds used in agrochemicals and pharmaceuticals.
• Lubricant & Hydraulic Fluid Additive: Imparts anti-wear and extreme pressure properties in advanced synthetic lubricants and functional fluids.
• Epoxy Resin Curing Agent/Modifier: Used to modify the curing characteristics and final properties of epoxy resin systems for electronics and composites.
• Research & Development: A valuable reagent for academic and industrial research in novel material science and catalytic applications.

Basic Information

Product Name	2,2'-[(2,2-Dimethylpropane-1,3-Diyl)Bis(Oxy)]Bis[5,5-Dimethyl-1,3,2-Dioxaphosphorinane]
CAS No.	59609-05-1
Molecular Formula	C17H34O6P2
Molecular Weight	420.38 g/mol
Synonyms	2,2'-[(2,2-Dimethyl-1,3-propanediyl)bis(oxy)]bis(5,5-dimethyl-1,3,2-dioxaphosphorinane); Bis(5,5-dimethyl-1,3,2-dioxaphosphorinanyl-2-oxy)-2,2-dimethylpropane; Neopentyl glycol bis(5,5-dimethyl-2-oxy-1,3,2-dioxaphosphorinane); SPD; SPD Flame Retardant; Neopentyl Glycol-based Cyclic Phosphonate; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our production of 2,2'-[(2,2-Dimethylpropane-1,3-Diyl)Bis(Oxy)]Bis[5,5-Dimethyl-1,3,2-Dioxaphosphorinane] adheres to a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets precise customer specifications and industry standards. Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are provided with each 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). This product is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) to maintain stability and prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Phosphorus Content	Contact for details

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