Description

R-(+)-2,2-Dibromo-1,1'-Binaphthyl is a chiral, axially dibrominated binaphthyl derivative, a valuable building block in asymmetric synthesis and materials science. Its enantiopure form is critical for constructing chiral ligands, catalysts, and functional organic frameworks with precise stereochemical control. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity chiral intermediates.

Application

• Chiral Ligand & Catalyst Synthesis: A key precursor for synthesizing enantioselective ligands and organocatalysts used in asymmetric transformations.
• Pharmaceutical Intermediates: Serves as a chiral scaffold in the development of active pharmaceutical ingredients (APIs) requiring specific stereochemistry.
• Advanced Organic Materials: Used in the research and development of chiral organic semiconductors, liquid crystals, and molecular devices.
• Agrochemical Research: Employed as an intermediate in creating chiral compounds for novel pesticides and herbicides.
• Academic & Industrial R&D: A fundamental reagent for methodological studies in organic chemistry and catalysis.

Basic Information

Product Name	R-(+)-2,2-Dibromo-1,1'-Binaphthyl
CAS No.	86688-08-6
Molecular Formula	C₂₀H₁₂Br₂
Molecular Weight	428.12 g/mol
Synonyms	(R)-(+)-2,2'-Dibromo-1,1'-binaphthyl; (R)-2,2'-Dibromo-1,1'-binaphthyl; (R)-(+)-2,2'-Dibromobinaphthyl; (R)-2,2'-Dibromobinaphthyl; (R)-2,2'-Dibromo[1,1'-binaphthalene]-2,2'-diol (precursor name); (R)-BINOL-2,2'-dibromide derivative; R-DBBN; R-(+)-DBBN
EINECS	Contact for details

Quality Control

Our R-(+)-2,2-Dibromo-1,1'-Binaphthyl is produced under strict quality management protocols. Each batch is characterized and tested to ensure high chemical and enantiomeric purity, meeting the stringent requirements for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity (HPLC/Chiral HPLC), and specific rotation is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
Specific Rotation [α]₂₀D	Contact for details
Melting Point	Contact for details

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