Description

4,4'-Bis(Trifluoromethyl)Methylenediphenyl Cyanate is a specialized high-performance monomer containing both cyanate ester and fluorinated aromatic groups. This compound matters for its unique ability to impart exceptional thermal stability, low moisture absorption, and excellent dielectric properties to advanced polymer matrices. It is primarily needed by manufacturers in the aerospace, electronics, and telecommunications industries for producing high-temperature composites, adhesives, and low-dielectric circuit board materials.

Application

• High-Temperature Thermoset Polymers: As a key monomer for cyanate ester resins used in aerospace composite structures and radomes.
• Electronic Encapsulation: For potting and encapsulating sensitive electronic components requiring stable dielectric properties over a wide temperature range.
• Advanced Composite Matrices: In the formulation of matrices for carbon fiber and other high-performance reinforcements.
• Low-Dielectric Materials: As a building block for polymers used in high-frequency printed circuit boards (PCBs) and 5G communication equipment.
• Adhesives and Coatings: For high-temperature resistant structural adhesives and protective coatings in demanding environments.
• Chemical Synthesis Intermediate: Used in organic synthesis to introduce trifluoromethyl and cyanate functional groups into more complex molecules.

Basic Information

Product Name	4,4'-Bis(Trifluoromethyl)Methylenediphenyl Cyanate
CAS No.	32728-27-1
Molecular Formula	C₁₇H₈F₆N₂O₂
Molecular Weight	386.25 g/mol
Synonyms	Bis[4-(trifluoromethyl)phenyl]methane cyanate; 4,4'-(Methylenebis(4,1-phenylene))bis(oxycarbonitrile) with trifluoromethyl groups; α,α-Bis[4-(trifluoromethyl)phenyl]methyl Cyanate; 1,1'-[Methylenebis(4,1-phenylene)]bis(1-cyanatotrifluoroethane) (alternative representation); Cyanate ester of bis(4-trifluoromethylphenyl)methane; High-performance fluorinated cyanate ester monomer
EINECS	Contact for details

Quality Control

Our production of 4,4'-Bis(Trifluoromethyl)Methylenediphenyl Cyanate follows a stringent quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with 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 a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Moisture Content (KF)	≤ 0.5%
Heavy Metals	≤ 10 ppm

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