Description

4,4'-Cyclohexylidenebisphenol is a high-purity bisphenol derivative, serving as a critical monomer and intermediate in advanced polymer synthesis. Its unique cyclohexylidene bridge offers enhanced thermal stability and chemical resistance compared to standard bisphenol analogs, making it a valuable building block for high-performance materials. This compound is essential for manufacturers in the engineering plastics, specialty epoxy resins, and advanced coating industries seeking to improve product durability and performance under demanding conditions.

Application

• High-Performance Polymer Monomer: Key intermediate for synthesizing polycarbonates, polysulfones, and polyarylates with superior heat resistance.
• Specialty Epoxy Resin Formulation: Used to produce epoxy curing agents and resin precursors for electronic encapsulants and composite matrices.
• Advanced Coating Systems: Imparts excellent weatherability and chemical resistance in industrial and automotive coatings.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of certain active pharmaceutical ingredients (APIs).
• Additive for Polymer Modification: Functions as a stabilizer or chain extender to enhance the physical properties of engineering plastics.
• Research & Development: Utilized in academic and industrial R&D for developing novel polymeric materials and organic compounds.

Basic Information

Product Name	4,4'-Cyclohexylidenebisphenol
CAS No.	843-55-0
Molecular Formula	C19H22O2
Molecular Weight	282.38 g/mol
Synonyms	4,4'-(Cyclohexylidene)diphenol; Bisphenol Z; BPZ; 4,4'-Dihydroxydiphenylcyclohexane; 1,1-Bis(4-hydroxyphenyl)cyclohexane; 4,4'-(1,1-Cyclohexylidene)bisphenol; NSC 403697; Z-Bisphenol
EINECS	212-672-2

Quality Control

Our 4,4'-Cyclohexylidenebisphenol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for high-purity intermediates. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to guarantee traceability and compliance with your quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.5%
Melting Point	185 - 190 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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