Description

Butyl Diphenyl Phosphate is an organophosphate compound widely utilized as a flame retardant and plasticizer. This chemical is valued for its effectiveness in enhancing the fire resistance and flexibility of various polymer systems. It is primarily sought by manufacturers in the plastics, rubber, and specialty chemical industries for formulating products that require improved safety and material performance.

Application

• Primary use as a flame retardant plasticizer in PVC, polyurethane foams, and other engineering polymers.
• Component in hydraulic fluids and lubricant additives for industrial machinery.
• Used as a stabilizer and viscosity modifier in specialty adhesives and sealants.
• Intermediate in the synthesis of other organophosphate esters for specialized applications.
• Potential additive in fire-resistant coatings and composite materials.

Basic Information

Product Name	Butyl Diphenyl Phosphate
CAS No.	2752-95-6
Molecular Formula	C₁₆H₁₉O₄P
Molecular Weight	306.29 g/mol
Synonyms	Butyl Diphenyl Phosphate; Diphenyl Butyl Phosphate; Phosphoric Acid, Butyl Diphenyl Ester; DBPP; Butyl Diphenyl Phosphate Ester; NSC 403119; Butylphenyldiphenyl Phosphate; Butoxy(diphenoxy)phosphine oxide
EINECS	220-410-0

Quality Control

Our Butyl Diphenyl Phosphate is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise chemical and physical specifications. Certificates of Analysis (COA) documenting purity, identity, and key parameters 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, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acidity (as H₃PO₄)	≤ 0.1%
Water Content (KF)	≤ 0.2%
Specific Gravity (20°C)	1.18 - 1.22
Refractive Index (20°C)	1.510 - 1.520

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