Description

2,2-Bis(4-Hydroxy-3-Isopropylphenyl)Propane is a high-purity bisphenol derivative, also known as Bisphenol A Dimer, valued for its role as a key intermediate in the synthesis of advanced polymers and specialty chemicals. Its chemical structure provides excellent thermal stability and reactivity, making it a critical component for manufacturers requiring precise molecular building blocks. This product is essential for R&D laboratories and industrial producers in the polymer, epoxy resin, and fine chemical sectors.

Application

• Polymer Intermediate: A crucial monomer for synthesizing high-performance polycarbonates, epoxy resins, and phenolic resins.
• Specialty Chemical Synthesis: Serves as a key starting material for creating advanced antioxidants, UV stabilizers, and other functional additives.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) requiring specific bisphenol scaffolds.
• Adhesive & Coating Formulations: Imparts enhanced durability and chemical resistance in industrial adhesive and coating systems.
• Laboratory Research: A valuable reference standard and reagent for analytical chemistry and material science studies.
• Electronic Materials: Potential application in the development of polymers for electronic encapsulants and insulating materials.

Basic Information

Product Name	2,2-Bis(4-Hydroxy-3-Isopropylphenyl)Propane
CAS No.	127-54-8
Molecular Formula	C21H28O2
Molecular Weight	312.45 g/mol
Synonyms	Bisphenol A Dimer; 4,4'-(1-Methylethylidene)bis[2-(1-methylethyl)phenol]; Dimerized Bisphenol A; Bis(4-hydroxy-3-isopropylphenyl)propane; 2,2-Bis(4-hydroxy-3-isopropylphenyl)propane; Phenol, 4,4'-(1-methylethylidene)bis[2-(1-methylethyl)-; Tetraisopropyldiphenylolpropane; BPA Dimer
EINECS	204-856-5

Quality Control

Our 2,2-Bis(4-Hydroxy-3-Isopropylphenyl)Propane is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with each shipment, detailing all relevant specifications. We support compliance with global regulatory frameworks, including REACH.

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. The container should be kept tightly sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 165 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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