Description

4,4',5,5'-Tetramethoxy-2,2'-Dimethyl-1,1'-Biphenyl is a high-purity, multi-substituted biphenyl derivative that serves as a critical advanced intermediate in organic synthesis. Its value lies in its rigid, electron-rich aromatic structure, which is essential for constructing complex molecules in pharmaceutical and materials science research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications such as ligand synthesis and the development of functional organic materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring sterically hindered, electron-donating biphenyl cores.
• Ligand Precursor: Used in the development of specialized phosphine or N-heterocyclic carbene (NHC) ligands for catalysis, including cross-coupling reactions.
• Agrochemical Synthesis: Serves as an intermediate in the research and production of advanced crop protection agents and herbicides.
• Material Science Research: Employed in the creation of organic electronic materials, such as hole-transport layers for OLEDs or conductive polymers, due to its conjugated system.
• Chemical Research & Development: A versatile scaffold for exploring new chemical reactions and synthesizing complex polycyclic aromatic compounds in academic and industrial labs.

Basic Information

Product Name	4,4',5,5'-Tetramethoxy-2,2'-Dimethyl-1,1'-Biphenyl
CAS No.	62012-51-5
Molecular Formula	C20H26O4
Molecular Weight	330.42 g/mol
Synonyms	2,2'-Dimethyl-4,4',5,5'-tetramethoxy-1,1'-biphenyl; 4,4',5,5'-Tetramethoxy-2,2'-dimethylbiphenyl; Tetramethoxydimethylbiphenyl; Biphenyl, 2,2'-dimethyl-4,4',5,5'-tetramethoxy-; 1,1'-Biphenyl, 2,2'-dimethyl-4,4',5,5'-tetramethoxy-
EINECS	Contact for details

Quality Control

Our 4,4',5,5'-Tetramethoxy-2,2'-Dimethyl-1,1'-Biphenyl is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency suitable for sensitive R&D and scale-up processes. Certificates of Analysis (COA) detailing all specifications are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place 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)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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