Description

2,2-Bis[4-[Bis(3,4-Dimethylphenoxy)Phosphinyloxy]Phenyl]Propane is a high-purity, specialized organophosphorus compound. It serves as a critical intermediate and additive, valued for its ability to impart flame retardancy and thermal stability to advanced polymer systems. This product is essential for manufacturers in the plastics, electronics, and specialty chemical industries seeking to enhance material performance and meet stringent safety regulations.

Application

• Primary use as a reactive flame retardant and additive in engineering thermoplastics (e.g., polycarbonates, epoxy resins).
• Key component in the synthesis of high-performance polymeric materials requiring enhanced thermal-oxidative stability.
• Used in the formulation of fire-resistant coatings and composites for the aerospace and automotive sectors.
• Employed as an intermediate in the production of specialty phosphorous-based chemicals for electronics encapsulation.
• Application in halogen-free flame retardant systems for wire and cable insulation.
• Potential use as a stabilizer and plasticizer in specific high-temperature polymer blends.

Basic Information

Product Name	2,2-Bis[4-[Bis(3,4-Dimethylphenoxy)Phosphinyloxy]Phenyl]Propane
CAS No.	58377-69-8
Molecular Formula	C55H56O8P2
Molecular Weight	907.0 g/mol
Synonyms	Bisphenol A bis[bis(3,4-dimethylphenyl) phosphate]; BDP (Bisphenol A bis(diphenyl phosphate)) derivative; Tetrakis(3,4-dimethylphenyl) bisphenol A diphosphate; 1,1'-(Isopropylidene)bis[4-phenylene bis(3,4-dimethylphenyl) phosphate]; Phosphoric acid, tetrakis(3,4-dimethylphenyl) ester, compound with 2,2-bis(4-hydroxyphenyl)propane (1:1); Flame Retardant 58377-69-8; FR-BDP-MM
EINECS	Contact for details

Quality Control

Our 2,2-Bis[4-[Bis(3,4-Dimethylphenoxy)Phosphinyloxy]Phenyl]Propane is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

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 material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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