Description

Phenol, 3,3'-((1R,2S)-1,2-Diethyl-1,2-Ethanediyl)Bis-, Rel- CAS NO 71953-72-5 is a specialized chiral bisphenol derivative, distinguished by its unique stereochemistry and molecular framework. This compound serves as a high-value intermediate for the synthesis of advanced materials and complex organic molecules where precise spatial orientation is critical. It is primarily required by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced polymer industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in stereoselective reactions.
• Ligand Synthesis: Precursor for creating sophisticated chiral ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Advanced Polymer Research: Monomer for developing specialty polymers, liquid crystals, and high-performance resins with tailored optical or mechanical properties.
• Agrochemical Development: Intermediate in the research and production of chiral pesticides and herbicides for enhanced efficacy and selectivity.
• Material Science: Used in the development of functional organic materials for electronic or photonic applications.
• Chemical Research: A valuable reference standard and reagent in academic and industrial organic chemistry research exploring stereochemistry.

Basic Information

Item	Detail
Product Name	Phenol, 3,3'-((1R,2S)-1,2-Diethyl-1,2-Ethanediyl)Bis-, Rel-
CAS No.	71953-72-5
Molecular Formula	C18H22O2
Molecular Weight	270.37 g/mol
Synonyms	rel-(1R,2S)-1,2-Bis(3-hydroxyphenyl)-1,2-diethylethane; 3,3'-(rel-(1R,2S)-1,2-Diethyl-1,2-ethanediyl)bis-phenol; Chiral Bisphenol Derivative; 1,2-Bis(3-hydroxyphenyl)-1,2-diethylethane (rel-(1R,2S)-isomer); (rel-1R,2S)-1,2-Diethyl-1,2-bis(3-hydroxyphenyl)ethane; Bisphenol AE derivative (chiral); 3,3'-(1,2-Diethyl-1,2-ethanediyl)diphenol (stereoisomer)
EINECS	Contact for details

Quality Control

Our production of Phenol, 3,3'-((1R,2S)-1,2-Diethyl-1,2-Ethanediyl)Bis-, Rel- adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive synthetic applications. Each lot undergoes comprehensive analysis including chiral purity assessment by HPLC, identity confirmation by spectroscopic methods (IR, NMR), and quantification of key impurities. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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). Due to its phenolic nature and light-sensitive properties, prolonged exposure to heat, moisture, or direct light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% de (diastereomeric excess)
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.