Description

[As,(+)]-1,1'-Binaphthalene CAS NO 734-77-0 is a high-purity, chiral binaphthyl compound, specifically the arsenic-containing derivative of 1,1'-binaphthalene. This compound is valued for its unique three-dimensional structure and stereochemistry, which makes it a critical ligand precursor and chiral scaffold in advanced chemical synthesis. It is primarily utilized by research institutions and industrial R&D departments focused on asymmetric catalysis, materials science, and the development of novel organometallic complexes.

Application

• Asymmetric Catalysis: Serves as a sophisticated chiral ligand or ligand precursor for transition metal catalysts in enantioselective synthesis.
• Organometallic Chemistry: Acts as a key building block for synthesizing novel organoarsenic compounds and metal-organic frameworks (MOFs).
• Materials Science Research: Used in the development of chiral polymers, advanced optical materials, and molecular devices.
• Pharmaceutical Intermediates: Employed in the research and development of chiral active pharmaceutical ingredients (APIs).
• Academic & Industrial R&D: A valuable reagent for methodological studies in synthetic chemistry and catalysis.

Basic Information

Product Name	[As,(+)]-1,1'-Binaphthalene
CAS No.	734-77-0
Molecular Formula	C₂₀H₁₃As
Molecular Weight	304.24 g/mol
Synonyms	(+)-1,1'-Binaphthalene-2,2'-diylarsine; (As)-(+)-1,1'-Binaphthyl-2,2'-diylarsine; (R)-2,2'-Arsa-1,1'-binaphthalene; Chiral Binaphthylarsine; 1,1'-Binaphthalene-2,2'-diylarsine, (As)-(+)-; [As,(+)]-1,1'-Binaphthyl; 734-77-0
EINECS	Contact for details

Quality Control

Our [As,(+)]-1,1'-Binaphthalene is produced under controlled conditions to ensure high chemical and chiral purity. Each batch undergoes rigorous analytical testing, including HPLC for assay and chiral purity, to confirm identity and quality. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Melting Point	Contact for details
Heavy Metals	< 20 ppm

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