Description

2,4,4-Biphenyltriol,3,3,5,5-Tetramethyl-(8Ci) is a specialized polyphenol derivative with a sterically hindered molecular structure, offering unique chemical stability and reactivity. This compound is valued for its role as a high-performance intermediate and functional monomer in advanced material synthesis. It is primarily sought by R&D and production teams in the polymer, pharmaceutical, and specialty chemical industries for developing novel resins, antioxidants, and active pharmaceutical ingredients (APIs).

Application

• Polymer Chemistry: Serves as a key building block for synthesizing high-performance, heat-resistant polymers and epoxy resins.
• Antioxidant Synthesis: Used as a precursor for manufacturing sterically hindered phenolic antioxidants for plastics and rubber stabilization.
• Pharmaceutical Intermediates: Acts as a crucial synthon in the research and development of novel active pharmaceutical ingredients (APIs).
• Liquid Crystal Materials: Employed in the synthesis of monomers for advanced liquid crystal displays (LCDs) and optical materials.
• Cross-linking Agents: Functions as a cross-linking agent in the production of specialty coatings and adhesives.
• Organic Synthesis: Utilized as a versatile intermediate in complex organic synthesis for agrochemicals and fine chemicals.

Basic Information

Product Name	2,4,4-Biphenyltriol,3,3,5,5-Tetramethyl-(8Ci)
CAS No.	13379-84-5
Molecular Formula	C18H22O3
Molecular Weight	286.37 g/mol
Synonyms	3,3',5,5'-Tetramethyl-4,4'-biphenyldiol; 4,4'-Biphenyldiol, 3,3',5,5'-tetramethyl-; 3,3',5,5'-Tetramethyl-[1,1'-biphenyl]-4,4'-diol; 3,3',5,5'-Tetramethylbiphenyl-4,4'-diol; Tetramethylbiphenyldiol; TMBD; 4,4'-Dihydroxy-3,3',5,5'-tetramethylbiphenyl
EINECS	Contact for details

Quality Control

Our 2,4,4-Biphenyltriol,3,3,5,5-Tetramethyl-(8Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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