Description

Tris(2,4-Dichlorophenyl) Phosphate CAS NO 3820-68-6 is a halogenated organophosphate compound primarily valued for its flame-retardant and plasticizing properties. This chemical is critical for enhancing the fire safety and performance characteristics of various polymer systems. It is an essential material for manufacturers in the plastics, electronics, and construction industries seeking to meet stringent fire safety regulations.

Application

• As a flame retardant additive in engineering plastics, PVC, polyurethane foams, and epoxy resins.
• As a plasticizer to improve flexibility and processing in polymer formulations.
• In the production of fire-resistant cables and wires for the electrical and electronics industry.
• For manufacturing fire-retardant coatings and paints used in construction and automotive applications.
• As a component in hydraulic fluids and lubricants requiring flame resistance.
• In the synthesis of other specialty chemicals and intermediates.

Basic Information

Product Name	Tris(2,4-Dichlorophenyl) Phosphate
CAS No.	3820-68-6
Molecular Formula	C18H9Cl6O4P
Molecular Weight	582.90 g/mol
Synonyms	2,4-Dichlorophenyl Phosphate; Tris(2,4-dichlorophenyl) Ester of Phosphoric Acid; Phosphoric Acid Tris(2,4-dichlorophenyl) Ester; TDCPP; Tris(2,4-DCP)P; Fyrol FR 2; Antiblaze 195; CR 505; Firemaster T23P; 1,3-Dichloro-2-(dichlorophenoxy)-4-(dichlorophenoxy)benzene (related isomer)
EINECS	223-276-6

Quality Control

Our Tris(2,4-Dichlorophenyl) Phosphate is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, color, and key physical properties. A comprehensive Certificate of Analysis (COA) documenting identity, assay, and impurity profiles is available for every shipment to guarantee traceability and compliance.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or flakes
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Chlorine Content	36.0 - 37.0%
Phosphorus Content	5.2 - 5.4%
Heavy Metals (as Pb)	≤ 10 ppm

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