Description

4,4'-[Iminobis[4,1-Phenylene(1-Methylethylidene)]]Bisphenol is a high-purity bisphenol derivative, serving as a critical advanced intermediate in polymer synthesis. Its value lies in its unique molecular structure, which imparts enhanced thermal stability and mechanical properties to high-performance materials. This compound is essential for manufacturers in the specialty plastics, epoxy resins, and advanced composite industries seeking to develop next-generation products.

Application

• As a key monomer for synthesizing high-performance polyimides and polyetherimides with superior thermal resistance.
• Production of advanced epoxy resin systems for aerospace, automotive, and electronic applications.
• Manufacture of specialty polycarbonate copolymers requiring enhanced optical and physical properties.
• Used in the synthesis of phenolic resins for high-temperature composites and ablative materials.
• As a building block for engineering plastics used in demanding electrical and mechanical components.
• Research and development of novel polymer alloys and blends for specific industrial applications.

Basic Information

Product Name	4,4'-[Iminobis[4,1-Phenylene(1-Methylethylidene)]]Bisphenol
CAS No.	85586-53-4
Molecular Formula	C33H35NO2
Molecular Weight	477.64 g/mol
Synonyms	Bisphenol AP; 1,1-Bis[4-(4-hydroxyphenyl)phenyl]ethane; 4,4'-(1-Phenylethylidene)bisphenol dimer; Phenol, 4,4'-(1-phenylethylidene)bis-; BAP; Bisphenol A Phenol; Tetraphenylethane bisphenol derivative; 4,4'-(1-Phenylethane-1,1-diyl)diphenol
EINECS	Contact for details

Quality Control

Our 4,4'-[Iminobis[4,1-Phenylene(1-Methylethylidene)]]Bisphenol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry specifications. Certificates of Analysis (COA) documenting all critical parameters 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, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or dark storage conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	185 - 195 °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.