Description

(1S)-6,6'-Dibromo-[1,1'-Binaphthalene]-2,2'-Diamine is a high-purity, chiral binaphthyl derivative, a crucial building block in asymmetric synthesis and advanced materials science. Its value lies in its role as a privileged ligand precursor and chiral scaffold, enabling the creation of enantiomerically pure compounds with high selectivity. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel catalysts, electronic materials, and chiral active pharmaceutical ingredients (APIs).

Application

• As a key chiral intermediate in the synthesis of novel asymmetric organocatalysts and metal-complexing ligands.
• In the research and development of pharmaceutical candidates, particularly for constructing complex, enantiopure molecular architectures.
• As a precursor for functional organic materials, including chiral polymers and liquid crystals for optoelectronic applications.
• For the development of molecular sensors and probes that utilize its conformational and fluorescent properties.
• In agrochemical research for creating enantioselective pesticides and growth regulators.
• As a standard or reference material in analytical chemistry for chiral separation method development.

Basic Information

Product Name	(1S)-6,6'-Dibromo-[1,1'-Binaphthalene]-2,2'-Diamine
CAS No.	947337-17-9
Molecular Formula	C₂₀H₁₄Br₂N₂
Molecular Weight	442.15 g/mol
Synonyms	(S)-6,6'-Dibromo-2,2'-diamino-1,1'-binaphthyl; (S)-6,6'-Dibromo-BINAM; (1S)-6,6'-Dibromo-2,2'-diamino-1,1'-binaphthyl; (S)-6,6'-Dibromo-[1,1'-binaphthalene]-2,2'-diamine; (S)-BINAM-6,6'-dibromide; (S)-2,2'-Diamino-6,6'-dibromo-1,1'-binaphthyl; (1S)-6,6'-Dibromo-1,1'-binaphthyl-2,2'-diamine
EINECS	Contact for details

Quality Control

Our (1S)-6,6'-Dibromo-[1,1'-Binaphthalene]-2,2'-Diamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure high chemical and enantiomeric purity suitable for demanding synthetic applications. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%

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