Description

Phosphorus Trioxide CAS NO 1314-24-5 is an important inorganic chemical compound, primarily known as a precursor in the synthesis of organophosphorus compounds and other phosphorus derivatives. Its high reactivity makes it a valuable intermediate for producing flame retardants, plasticizers, and specialized agrochemicals. This product is essential for manufacturers and R&D facilities in the chemical, polymer, and agrochemical industries seeking reliable, high-purity intermediates for advanced synthesis.

Application

• Chemical Synthesis Intermediate: A key precursor for manufacturing organophosphorus compounds, including phosphites and phosphate esters.
• Flame Retardant Production: Used in the synthesis of phosphorus-based flame retardants for plastics, textiles, and construction materials.
• Agrochemical Manufacturing: Serves as a building block for certain insecticides, herbicides, and plant growth regulators.
• Plasticizer Synthesis: Employed in the production of phosphate-based plasticizers for PVC and other polymers.
• Laboratory Reagent: Utilized in research and development for studying phosphorus chemistry and developing new materials.
• Specialty Chemical Production: Acts as a starting material for various specialty chemicals, including lubricant additives and corrosion inhibitors.

Basic Information

Product Name	Phosphorus Trioxide
CAS No.	1314-24-5
Molecular Formula	P4O6
Molecular Weight	219.88 g/mol
Synonyms	Diphosphorus Trioxide; Phosphorus(III) Oxide; Phosphorous Anhydride; Tetraphosphorus Hexoxide; P4O6; Phosphorus Sesquioxide
EINECS	215-236-1

Quality Control

Our Phosphorus Trioxide is produced and tested under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We adhere to relevant industry standards, and a comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area under an inert atmosphere (e.g., nitrogen or argon) due to its nature of being easily oxidized. Keep away from strong acids, organic solvents, and incompatible materials. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	White to pale yellow crystalline solid or flakes
Identification (IR)	Conforms
Assay (P4O6)	≥ 98.0 %
Water Solubility Test	Conforms

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