Description

3,3',5,5'-Tetramethoxy-Bibenzyl is a high-purity synthetic organic compound characterized by its symmetrical bibenzyl core structure with methoxy substituents. This compound serves as a valuable advanced pharmaceutical intermediate (API) and a versatile building block for complex organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and cardiovascular diseases.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its structural motif for bioactivity.
• Liquid Crystal & OLED Materials: Serves as a precursor or core structure for creating advanced electronic display materials due to its rigid, symmetrical geometry.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for synthesizing specialty polymers with enhanced thermal and mechanical properties.
• Organic Synthesis Reagent: Employed in palladium-catalyzed cross-coupling reactions and other catalytic processes to construct complex molecular architectures.
• Chemical Reference Standard: Used in analytical laboratories for method development, calibration, and quality control testing.

Basic Information

Product Name	3,3',5,5'-Tetramethoxy-Bibenzyl
CAS No.	22976-41-6
Molecular Formula	C18H22O4
Molecular Weight	302.37 g/mol
Synonyms	1,2-Bis(3,5-dimethoxyphenyl)ethane; 3,3',5,5'-Tetramethoxy-1,1'-biphenyl-4,4'-diethane; Bibenzyl, 3,3',5,5'-tetramethoxy-; 4,4'-(Ethane-1,2-diyl)bis(1,3-dimethoxybenzene); 3,5-Dimethoxyphenethyl 3,5-dimethoxyphenylacetate (related ester); TMB; Tetramethoxybibenzyl
EINECS	Contact for details

Quality Control

Our 3,3',5,5'-Tetramethoxy-Bibenzyl is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes results from HPLC, GC, NMR, and other relevant spectroscopic methods. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical research and production applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Melting Point	118 - 122 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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