Description

(S)-3,3'-Bis(4-Methoxyphenyl)-[1,1'-Binaphthalene]-2,2'-Diol is a chiral binaphthol derivative, a sophisticated organic compound prized for its unique three-dimensional structure and optical activity. This compound is a critical ligand precursor and chiral auxiliary in asymmetric synthesis, enabling the production of enantiomerically pure pharmaceuticals and fine chemicals. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity chiral building blocks.

Application

• Asymmetric Catalysis: Serves as a key ligand for chiral metal complexes used in enantioselective hydrogenation, coupling, and oxidation reactions.
• Pharmaceutical Intermediate: A crucial chiral scaffold in the synthesis of active pharmaceutical ingredients (APIs) requiring specific stereochemistry.
• Chiral Resolution Agent: Used to separate enantiomers of racemic mixtures through diastereomeric salt formation or chromatography.
• Advanced Material Synthesis: A building block for chiral polymers, liquid crystals, and molecular recognition systems.
• Agrochemical Development: Employed in the research and production of enantiomerically pure herbicides and pesticides.
• Academic & Industrial R&D: A valuable tool for developing new catalytic methodologies and exploring novel chiral spaces.

Basic Information

Product Name	(S)-3,3'-Bis(4-Methoxyphenyl)-[1,1'-Binaphthalene]-2,2'-Diol
CAS No.	1199631-29-2
Molecular Formula	C34H26O4
Molecular Weight	498.57 g/mol
Synonyms	(S)-3,3'-Di(4-methoxyphenyl)-1,1'-bi-2-naphthol; (S)-3,3'-Bis(p-anisyl)-BINOL; (S)-3,3'-Bis(4-methoxyphenyl)-1,1'-binaphthyl-2,2'-diol; (S)-3,3'-Di-p-anisyl-BINOL; (S)-3,3'-Bis(4-methoxyphenyl)-2,2'-dihydroxy-1,1'-binaphthyl; (S)-3,3'-Bis(4'-methoxyphenyl)-BINOL; Chiral Binaphthol Derivative; (S)-3,3'-Bis(4-Methoxyphenyl)-BINOL
EINECS	Contact for details

Quality Control

Our (S)-3,3'-Bis(4-Methoxyphenyl)-[1,1'-Binaphthalene]-2,2'-Diol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC for enantiomeric excess (ee) verification, to ensure high chemical and optical purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% ee
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.