Description

2,3-Diphenyl-2,3-Butanediol is a high-purity, symmetrical vicinal diol compound, also known as pinacol, serving as a versatile and valuable intermediate in advanced organic synthesis. Its structure, featuring two phenyl-substituted tertiary alcohol groups, makes it a critical precursor for the preparation of chiral ligands, complexing agents, and specialty polymers. This compound is essential for R&D chemists and production specialists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of chiral drug candidates and active pharmaceutical ingredients (APIs).
• Ligand Synthesis: Precursor for the development of novel chiral ligands used in asymmetric catalysis and metal complexation.
• Polymer Chemistry: Monomer or chain extender in the production of specialty polyesters, polycarbonates, and other high-performance polymers.
• Agrochemicals: Intermediate in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Synthesis: Used in pinacol coupling reactions and other transformations to create complex molecular architectures.
• Research & Development: Standard reagent in academic and industrial laboratories for methodological studies and new reaction development.

Basic Information

Product Name	2,3-Diphenyl-2,3-Butanediol
CAS No.	1636-34-6
Molecular Formula	C16H18O2
Molecular Weight	242.31 g/mol
Synonyms	2,3-Diphenyl-2,3-butanediol; Pinacol; 2,3-Dihydroxy-2,3-diphenylbutane; 2,3-Butanediol, 2,3-diphenyl-; DL-2,3-Diphenyl-2,3-butanediol; (±)-2,3-Diphenyl-2,3-butanediol; 1,1,2,2-Tetraphenylethane-1,2-diol (common misnomer); NSC 403697
EINECS	216-667-5

Quality Control

Our 2,3-Diphenyl-2,3-Butanediol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency for industrial and research applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and compliance with your specifications.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118 - 122 °C
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.