Description

Diisopropylphenylphosphate is an organophosphate compound widely utilized as a flame retardant and plasticizer. Its chemical structure provides excellent compatibility with various polymer matrices, enhancing material properties while improving fire safety. This product is essential for manufacturers in the plastics, electronics, and construction industries seeking to meet stringent fire resistance standards.

Application

• Primary flame retardant additive in engineering plastics such as polycarbonate (PC), acrylonitrile butadiene styrene (ABS), and polyurethane (PU) foams.
• Plasticizer component in vinyl resins and other polymer systems to improve flexibility and processing.
• Used in the formulation of fire-resistant coatings and sealants for construction and automotive applications.
• Key ingredient in electronic encapsulants and circuit board materials to prevent fire hazards.
• Additive for synthetic lubricants and hydraulic fluids requiring flame-retardant properties.
• Component in adhesive and textile back-coating formulations to impart fire resistance.

Basic Information

Product Name	Diisopropylphenylphosphate
CAS No.	51496-03-8
Molecular Formula	C12H19O4P
Molecular Weight	258.25 g/mol
Synonyms	Phenyl Diisopropyl Phosphate; Diisopropyl Phenyl Phosphate; Phosphoric Acid, Phenyl Diisopropyl Ester; Isopropyl Diphenyl Phosphate (common name); PDIP; CAS 51496-03-8; Fire Retardant PDIP
EINECS	257-210-3

Quality Control

Our Diisopropylphenylphosphate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. Certificates of Analysis (COA) documenting purity, identity, and key parameters are provided and 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). Keep away from heat, sparks, and open flame. The container should be kept tightly closed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Acidity (as H3PO4)	≤ 0.1%
Water Content (KF)	≤ 0.1%
Refractive Index (n20D)	1.505 - 1.515
Density (20°C)	1.15 - 1.20 g/cm³

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