Description

2,2'-Isopropylidenediphenol CAS NO 7559-72-0 is a high-purity organic compound, also widely known as Bisphenol A (BPA). This versatile chemical intermediate is a critical building block in the production of high-performance polymers and resins. It is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking reliable quality and consistent supply for their production processes.

Application

2,2'-Isopropylidenediphenol serves as a foundational monomer in numerous industrial applications. Its primary and derived uses include:

• Polycarbonate Plastics Production: The principal monomer for manufacturing clear, durable polycarbonate plastics used in electronics, automotive components, and safety glazing.
• Epoxy Resin Synthesis: A key precursor in the production of epoxy resins, which are vital for protective coatings, adhesives, and composite materials.
• Flame Retardants: Used in the synthesis of certain halogenated compounds that serve as effective flame retardants.
• Specialty Polymer Additive: Acts as a stabilizer or additive in other polymer systems to enhance specific material properties.
• Chemical Intermediate: Employed in organic synthesis for creating more complex molecules in pharmaceutical and agrochemical research.

Basic Information

Product Name	2,2'-Isopropylidenediphenol
CAS No.	7559-72-0
Molecular Formula	C15H16O2
Molecular Weight	228.29 g/mol
Synonyms	Bisphenol A (BPA); 4,4'-Isopropylidenediphenol; 2,2-Bis(4-hydroxyphenyl)propane; p,p'-Isopropylidenediphenol; Diphenylolpropane; 4,4'-(1-Methylethylidene)bisphenol; Bisphenol-A; BPA Monomer
EINECS	231-469-7

Quality Control

Our 2,2'-Isopropylidenediphenol is manufactured under a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and physical properties. A Certificate of Analysis (COA) documenting these results is available for each shipment to guarantee traceability and compliance with your quality requirements.

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). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White crystalline flakes or powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.5%
Melting Point	155 - 158 °C
Color (APHA)	≤ 20
Phenol Content	≤ 0.1%
Water Content (KF)	≤ 0.1%

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