Description

Meso-1,2-Diphenyl-1,2-Ethanediol is a high-purity, versatile chiral diol compound, also known as hydrobenzoin. This compound is valued for its role as a key chiral building block and resolving agent in sophisticated organic synthesis. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require high-quality intermediates for asymmetric synthesis and chiral resolution processes.

Application

• Pharmaceutical Intermediate: Serves as a crucial chiral precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Asymmetric Synthesis: Acts as a chiral ligand or auxiliary in catalytic asymmetric reactions to induce stereoselectivity.
• Chiral Resolution Agent: Used to separate enantiomers of racemic mixtures through diastereomeric salt or complex formation.
• Fine Chemical Synthesis: A building block for creating specialty chemicals, advanced materials, and liquid crystals.
• Agrochemical Research: Employed in the development of chiral pesticides and herbicides where specific stereochemistry is critical for activity.
• Academic & R&D: A standard reagent in university and industrial research laboratories for methodological development in organic chemistry.

Basic Information

Product Name	Meso-1,2-Diphenyl-1,2-Ethanediol
CAS No.	579-43-1
Molecular Formula	C14H14O2
Molecular Weight	214.26 g/mol
Synonyms	Hydrobenzoin (meso-form); meso-Hydrobenzoin; (±)-1,2-Diphenyl-1,2-ethanediol; DL-1,2-Diphenyl-1,2-ethanediol; 1,2-Diphenylethane-1,2-diol (meso); Diphenylglycol; Stilbene glycol; 1,2-Dihydroxy-1,2-diphenylethane
EINECS	209-439-2

Quality Control

Our Meso-1,2-Diphenyl-1,2-Ethanediol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral purity assessment, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (meso)	≥ 99.0%
Melting Point	136 - 140 °C
Loss on Drying	≤ 0.5%

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