Description

Biphenol CAS NO 26983-52-8 is a high-purity organic compound belonging to the class of bisphenols, serving as a critical building block in advanced polymer synthesis. Its molecular structure makes it an essential monomer for producing high-performance engineering plastics and specialty resins with enhanced thermal and mechanical properties. This product is primarily required by manufacturers in the polymer, specialty chemical, and advanced material industries seeking reliable, high-quality intermediates for their production processes.

Application

• Polymer Intermediate: A key monomer for the synthesis of high-performance polycarbonates, polyesters, and epoxy resins.
• Advanced Material Production: Used in the manufacture of specialty plastics requiring excellent heat resistance, dimensional stability, and mechanical strength.
• Chemical Synthesis: Serves as a versatile precursor in organic synthesis for creating complex molecules in pharmaceutical and agrochemical research.
• Flame Retardant Additive: Incorporated into polymer formulations to improve flame retardancy properties.
• Coating and Adhesive Formulations: Used to enhance the durability and performance of industrial coatings and high-strength adhesives.
• Electronic Materials: Employed in the production of resins for electronic encapsulants and printed circuit board laminates.

Basic Information

Product Name	Biphenol
CAS No.	26983-52-8
Molecular Formula	C12H10O2
Molecular Weight	186.21 g/mol
Synonyms	4,4'-Biphenol; 4,4'-Dihydroxybiphenyl; p,p'-Biphenol; [1,1'-Biphenyl]-4,4'-diol; 4-Hydroxyphenyl-4'-hydroxybenzene; DOD; Biphenyl-4,4'-diol
EINECS	Contact for details

Quality Control

Our Biphenol is manufactured under a stringent quality management system to ensure batch-to-batch consistency and high purity. The product undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request for every shipment.

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). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Melting Point	280 - 285 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 1.0%

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