Description

1,1-Binaphthalene-2,2-Dithiol, 3,3-Bis(Trimethylsilyl)- is a sophisticated organosulfur compound featuring a binaphthyl backbone with silyl-protected thiol groups, making it a valuable intermediate in advanced organic synthesis. Its core value lies in its role as a precursor for chiral ligands and functional materials, where its unique steric and electronic properties are critical. This high-purity specialty chemical is essential for researchers and manufacturers in pharmaceutical development, asymmetric catalysis, and materials science.

Application

• Chiral Ligand Synthesis: A key precursor for constructing complex, sulfur-containing ligands used in asymmetric catalysis for enantioselective reactions.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring chiral, sulfur-based motifs.
• Materials Science Research: Used in the development of functional organic materials, including conductive polymers and molecular sensors.
• Catalyst Development: Employed in the research and preparation of novel metal-organic catalysts for cross-coupling and other transition metal-catalyzed processes.
• Organic Electronics: Investigated as a component in the synthesis of organic semiconductors and charge-transport materials.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D exploring new synthetic methodologies and complex molecule construction.

Basic Information

Item	Details
Product Name	1,1-Binaphthalene-2,2-Dithiol, 3,3-Bis(Trimethylsilyl)-
CAS No.	190841-58-8
Molecular Formula	C26H30S2Si2
Molecular Weight	438.82 g/mol
Synonyms	3,3'-Bis(trimethylsilyl)-1,1'-binaphthalene-2,2'-dithiol; 1,1'-Binaphthalene-2,2'-dithiol, 3,3'-bis(trimethylsilyl)-; BINOL-Derived Dithiol Silyl Ether; (S)- or (R)-3,3'-Bis(trimethylsilyl)-2,2'-dihydroxy-1,1'-binaphthyl Disulfide Derivative; TMS-Protected Binaphthyl Dithiol
EINECS	Contact for details

Quality Control

Our production of 1,1-Binaphthalene-2,2-Dithiol, 3,3-Bis(Trimethylsilyl)- adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. Each lot undergoes comprehensive analysis, including HPLC for purity and NMR for structural confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C in a cool, dry place. Due to its moisture-sensitive and easily oxidized nature, the container should only be opened in a controlled, dry environment and resealed immediately after use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.