Description

4,4’-Cyclohexylidendianilin (S.Base) is a high-purity chemical intermediate of significant industrial importance. This compound serves as a critical building block in the synthesis of advanced polymers and specialty chemicals, valued for its structural rigidity and reactivity. It is primarily sought by manufacturers in the polymer, epoxy resin, and advanced materials sectors for producing high-performance components.

Application

• Key monomer in the synthesis of high-performance polyimides and polyamide-imides for aerospace and electronics.
• Intermediate for producing epoxy curing agents and hardeners, enhancing thermal and chemical resistance.
• Building block in the manufacture of liquid crystal polymers (LCPs) and other advanced engineering plastics.
• Precursor in organic synthesis for pharmaceutical intermediates and agrochemicals.
• Used in research and development of photosensitive materials and optoelectronic components.
• Component in the formulation of adhesives, coatings, and composite materials requiring high stability.

Basic Information

Product Name	4,4’-Cyclohexylidendianilin (S.Base)
CAS No.	3882-99-3
Molecular Formula	C18H20N2
Molecular Weight	264.37 g/mol
Synonyms	4,4'-Diaminodicyclohexylmethane; Bis(4-aminocyclohexyl)methane; Dicyclohexylmethane-4,4'-diamine; 4,4'-Methylenebis(cyclohexylamine); 4,4'-Diamino-1,1'-methylenebiscyclohexane; PACM; 1,1'-Methylenebis(4-aminocyclohexane); 4,4'-Diaminodiphenylmethane, hydrogenated
EINECS	223-411-1

Quality Control

Our 4,4’-Cyclohexylidendianilin (S.Base) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and titration methods, to ensure high purity and consistency. Certificates of Analysis (COA) detailing specific batch results 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, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
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.