Description

1,2-Bis(4-Methylphenyl)-1,2-Diphenyl-1,2-Ethanediol is a high-purity, symmetrical diol compound characterized by its unique sterically hindered structure. This compound matters as a versatile advanced intermediate and ligand precursor in sophisticated organic synthesis, offering precise control over reaction pathways. It is primarily needed by R&D laboratories and production facilities in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex drug molecules, particularly those requiring chiral or sterically defined centers.
• Ligand Synthesis: Acts as a precursor for the development of chiral ligands used in asymmetric catalysis, such as hydrogenation and cross-coupling reactions.
• Polymer Chemistry: Utilized as a monomer or chain extender in the production of specialty polyesters and polyurethanes with enhanced thermal or mechanical properties.
• Agrochemical Research: Employed in the development of new active ingredients for crop protection agents, leveraging its structural complexity.
• Material Science: Used in the research and development of organic electronic materials, liquid crystals, and other advanced functional materials.
• Chemical Synthesis: Functions as a protecting group or a scaffold in multi-step synthetic routes for fine chemicals and complex natural product analogs.

Basic Information

Product Name	1,2-Bis(4-Methylphenyl)-1,2-Diphenyl-1,2-Ethanediol
CAS No.	808-12-8
Molecular Formula	C28H26O2
Molecular Weight	394.51 g/mol
Synonyms	1,2-Bis(p-tolyl)-1,2-diphenylethane-1,2-diol; 1,1'-(1,2-Dihydroxy-1,2-ethanediyl)bis[4-methylbenzene]; 1,2-Di-p-tolyl-1,2-diphenylethylene glycol; Benzenemethanol, α,α'-(1,2-dihydroxy-1,2-ethanediyl)bis[4-methyl-α-phenyl-; α,α,α',α'-Tetraphenyl-4,4'-dimethylbenzpinacol; Tetraphenyl-di-p-tolyl-ethanediol; Pinacol derivative (p-tolyl substituted)
EINECS	Contact for details

Quality Control

Our 1,2-Bis(4-Methylphenyl)-1,2-Diphenyl-1,2-Ethanediol is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent composition, meeting the stringent requirements for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance processes.

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 the container tightly sealed to minimize exposure to atmospheric moisture.

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	≤ 20 ppm

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