Description

(R)-Binaphane is a high-purity, enantiomerically pure chiral ligand widely used in asymmetric synthesis. Its value lies in its ability to induce high enantioselectivity in critical catalytic transformations, enabling the production of single-isomer pharmaceutical intermediates and fine chemicals. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-performance chiral auxiliaries.

Application

• As a chiral ligand in asymmetric hydrogenation and carbon-carbon bond-forming reactions.
• Catalyst component for the synthesis of enantiomerically pure active pharmaceutical ingredients (APIs).
• Key reagent in the development of novel agrochemicals and flavors & fragrances.
• Use in academic and industrial research for methodological development in organic synthesis.
• Component in catalyst systems for producing chiral polymers and advanced materials.

Basic Information

Product Name	(R)-Binaphane
CAS No.	253311-88-5
Molecular Formula	C26H24P2
Molecular Weight	398.41 g/mol
Synonyms	(R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl; (R)-BINAP; (R)-(+)-BINAP; (R)-1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine); (R)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl; (R)-(+)-1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine); (R)-BINAP Ligand
EINECS	Contact for details

Quality Control

Our (R)-Binaphane is manufactured under strict quality systems to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as chiral purity, chemical assay, and identity confirmation. We adhere to cGMP principles where applicable, and our quality management system is designed to meet the stringent requirements of the pharmaceutical and fine chemical industries.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and performance.

Specification

Item	Specification
Appearance	Off-white to beige crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Melting Point	241 - 246 °C
Loss on Drying	≤ 0.5%

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