Description

(R)-(+)-2,2'-Dimethoxy-1,1'-Binaphthalene CAS NO 35294-28-1 is a high-purity, enantiomerically pure chiral binaphthyl derivative, serving as a crucial building block and ligand in asymmetric synthesis. Its value lies in its ability to induce chirality in catalytic reactions, enabling the production of single-enantiomer compounds essential for advanced materials and pharmaceuticals. This product is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• As a chiral ligand in asymmetric metal-catalyzed reactions, such as hydrogenation, coupling, and oxidation.
• As a key precursor for synthesizing more complex chiral auxiliaries and organocatalysts.
• In the research and development of novel pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• For the synthesis of advanced materials with specific optical properties, including chiral polymers and liquid crystals.
• In agrochemical research for creating enantiomerically pure pesticides and herbicides.
• As a resolving agent for the separation of racemic mixtures.

Basic Information

Item	Details
Product Name	(R)-(+)-2,2'-Dimethoxy-1,1'-Binaphthalene
CAS No.	35294-28-1
Molecular Formula	C₂₂H₁₈O₂
Molecular Weight	314.38 g/mol
Synonyms	(R)-(+)-2,2'-Dimethoxy-1,1'-binaphthyl; (R)-2,2'-Dimethoxy-1,1'-binaphthalene; (R)-DM-BINAP (precursor); (R)-1,1'-Binaphthalene-2,2'-diyl dimethyl ether; (R)-2,2'-Dimethoxy-[1,1'-binaphthalene]; (R)-2,2'-Dimethoxybinaphthyl; (R)-DMB; (R)-BINOL dimethyl ether
EINECS	Contact for details

Quality Control

Our (R)-(+)-2,2'-Dimethoxy-1,1'-Binaphthalene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high enantiomeric purity and chemical identity. A comprehensive Certificate of Analysis (COA) detailing purity (typically by HPLC), chiral purity, and other critical parameters is provided with every shipment to guarantee consistency and reliability for your sensitive applications.

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). Keep away from incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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