Description

Phenol, 4,4'-Cyclohexylidenebis[2-Amino- is a specialized aromatic amine derivative of bisphenol, serving as a high-performance building block in advanced polymer synthesis. This compound is valued for its rigid cyclohexylidene bridge and dual amine functionality, which impart enhanced thermal stability and mechanical properties to the final materials. It is primarily required by manufacturers in the epoxy resin, polyimide, and high-temperature adhesive sectors seeking to develop next-generation composite and electronic materials.

Application

• Epoxy Resin Curing Agent & Hardener: A key monomer for formulating high-performance, heat-resistant epoxy systems used in aerospace composites and electronic encapsulation.
• Polyimide Synthesis: Serves as a critical diamine monomer in the production of polyimide films and resins for flexible printed circuits (FPC) and high-temperature insulation.
• Advanced Polymer Intermediates: Used in the synthesis of specialty polymers, including polyamides and polybenzoxazines, for applications requiring exceptional thermal and chemical resistance.
• Adhesive Formulations: Incorporated into structural adhesives for automotive and aerospace bonding where durability under stress and high temperatures is critical.
• Chemical Intermediate: Employed in organic synthesis for creating more complex molecules in pharmaceutical and agrochemical research.
• Coating Systems: A component in high-performance industrial and protective coatings that demand superior adhesion and environmental resistance.

Basic Information

Product Name	Phenol, 4,4'-Cyclohexylidenebis[2-Amino-
CAS No.	30817-90-4
Molecular Formula	C18H22N2O2
Molecular Weight	298.38 g/mol
Synonyms	4,4'-Cyclohexylidenebis(2-aminophenol); 2,2'-Diamino-4,4'-cyclohexylidenediphenol; Bis(2-amino-4-hydroxyphenyl)cyclohexylmethane; 4,4'-(Cyclohexylidene)di-o-aminophenol; Bisphenol-AF diamine analog; DACHP; Aminophenol cyclohexylidene dimer
EINECS	Contact for details

Quality Control

Our production of Phenol, 4,4'-Cyclohexylidenebis[2-Amino- adheres to a stringent quality management system. Every batch is analyzed to ensure high purity and consistency, with specifications tailored to meet the demands of polymer and electronic material applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee supply chain reliability and product performance.

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 (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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