Description

(S,S)-1,2-Bis(1-Naphthyl)-1,2-Ethanediamine Dihydrochloride is a high-purity chiral diamine derivative, specifically the dihydrochloride salt of a C2-symmetric ligand. This compound is valued for its role as a key building block and chiral auxiliary in asymmetric synthesis, enabling the production of enantiomerically pure compounds. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for catalyst development and advanced organic synthesis.

Application

• Asymmetric Catalysis: Serves as a precursor for chiral ligands and catalysts used in enantioselective hydrogenation, alkylation, and other C-C bond-forming reactions.
• Pharmaceutical Intermediates: A critical chiral building block in the synthesis of active pharmaceutical ingredients (APIs) requiring high enantiomeric purity.
• Agrochemical Synthesis: Used in the development of chiral pesticides and herbicides where specific stereochemistry is essential for bioactivity.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances that rely on chiral discrimination.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry and catalysis research.
• Material Science: Potential use in the synthesis of chiral polymers or metal-organic frameworks (MOFs) with specific optical properties.

Basic Information

Product Name	(S,S)-1,2-Bis(1-Naphthyl)-1,2-Ethanediamine Dihydrochloride
CAS No.	677723-26-1
Molecular Formula	C₂₂H₂₂N₂·2HCl
Molecular Weight	395.34 g/mol (Free base: 314.42 g/mol)
Synonyms	(S,S)-1,2-Bis(1-Naphthyl)ethylenediamine Dihydrochloride; (S,S)-1,2-Di(1-naphthyl)-1,2-ethanediamine Dihydrochloride; (S,S)-DINED Dihydrochloride; (1S,2S)-1,2-Bis(naphthalen-1-yl)ethane-1,2-diamine Dihydrochloride; (S,S)-1,2-Bis(1-naphthyl)ethylenediamine Dihydrochloride; (S,S)-BINED·2HCl; (S,S)-1,2-Di-1-naphthylethylenediamine Dihydrochloride
EINECS	Contact for details

Quality Control

Our (S,S)-1,2-Bis(1-Naphthyl)-1,2-Ethanediamine Dihydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral HPLC for enantiomeric excess (ee) and purity assessment, to ensure it meets the high standards required for research and production. Certificates of Analysis (COA) with detailed specifications are provided to guarantee traceability, consistency, and compliance with customer requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccants or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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