Description

Pentaerythritol Octahydrogen Tetraphosphate is a specialized organophosphorus compound that serves as a versatile intermediate and functional additive. Its molecular structure, featuring multiple phosphate groups, makes it valuable for imparting flame retardancy and modifying material properties. This chemical is primarily sought by manufacturers in the polymer, coatings, and specialty chemical industries for developing advanced materials with enhanced performance characteristics.

Application

• As a key flame retardant synergist or precursor in the formulation of fire-resistant plastics, textiles, and coatings.
• As a reactive intermediate in the synthesis of more complex phosphate esters and oligomers for specialty applications.
• As a potential cross-linking agent or curing agent in thermoset resin systems.
• In the research and development of novel intumescent coatings and fire-protective materials.
• As a component in specialty lubricant and hydraulic fluid additives.
• For use in laboratory-scale chemical synthesis and material science research.

Basic Information

Product Name	Pentaerythritol Octahydrogen Tetraphosphate
CAS No.	7440-78-0
Molecular Formula	C5H20O16P4
Molecular Weight	508.11 g/mol
Synonyms	Pentaerythritol Phosphate (PEPA); Pentaerythrityl Phosphate; Tetrakis(dihydrogen phosphate) pentaerythritol; 2,2-Bis(dihydroxyphosphoryloxymethyl)propane-1,3-diyl dihydrogen phosphate; PEPA Flame Retardant; Pentaerythritol Phosphate Oligomer; Pentaerythritol Bisphosphate Diphosphate; 1,3-Propanediol, 2,2-bis[[(dihydroxyphosphinyl)oxy]methyl]-, 1,3-dihydrogen phosphate
EINECS	Contact for details

Quality Control

Our Pentaerythritol Octahydrogen Tetraphosphate is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical parameters is provided with every shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Water Content	≤ 2.0%
pH (1% solution)	Contact for details
Melting Point	Contact for details

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