Description

2,2',6,6'-Tetramethylbiphenyl is a high-purity, synthetically valuable biphenyl derivative characterized by its sterically hindered molecular structure. This compound serves as a critical advanced intermediate and ligand precursor in the development of specialized catalysts and functional materials. It is essential for R&D and production in the pharmaceutical, agrochemical, and advanced materials sectors, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Catalyst Ligand Synthesis: Serves as a precursor for sterically demanding phosphine and N-heterocyclic carbene (NHC) ligands used in cross-coupling and polymerization catalysis.
• Agrochemical Research: Intermediate in the development of novel herbicides, fungicides, and plant growth regulators.
• Organic Electronic Materials: Used in the research and development of organic semiconductors, OLEDs, and charge-transport materials.
• Polymer Science: Monomer or additive for creating polymers with enhanced thermal stability and specific mechanical properties.
• Chemical Research & Development: A versatile reagent for exploring new organic reactions and constructing complex molecular frameworks in academic and industrial labs.

Basic Information

Product Name	2,2',6,6'-Tetramethylbiphenyl
CAS No.	4036-43-5
Molecular Formula	C16H18
Molecular Weight	210.31 g/mol
Synonyms	2,2',6,6'-Tetramethyl-1,1'-biphenyl; 2,2',6,6'-Tetramethylbiphenyl; 2,6,2',6'-Tetramethylbiphenyl; Biphenyl, 2,2',6,6'-tetramethyl-; TMBP; Tetramethylbiphenyl; 1,1'-Biphenyl, 2,2',6,6'-tetramethyl-
EINECS	223-722-8

Quality Control

Our 2,2',6,6'-Tetramethylbiphenyl is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	163 - 167 °C
Loss on Drying	≤ 0.5%

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