Description

(1S, 2S)-1,2-Di-1-Naphthyl-Ethylenediamine Dihydrochloride is a high-purity chiral diamine derivative, serving as a critical building block and ligand in asymmetric synthesis. Its value lies in its ability to induce high enantioselectivity in catalytic reactions, which is paramount for producing optically pure pharmaceutical intermediates and fine chemicals. This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-quality chiral auxiliaries.

Application

• Asymmetric Catalysis: Employed as a chiral ligand or catalyst in metal-complexed reactions for the synthesis of enantiomerically pure compounds.
• Pharmaceutical Intermediates: A key precursor in the development of active pharmaceutical ingredients (APIs) requiring specific stereochemistry.
• Chiral Resolution: Used as a resolving agent for the separation of racemic mixtures into their individual enantiomers.
• Agrochemical Synthesis: Facilitates the production of enantiomerically defined herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or building block for chiral polymers and advanced functional materials.
• Academic & Industrial R&D: A valuable tool for methodological development in organic synthesis and catalysis studies.

Basic Information

Product Name	(1S, 2S)-1,2-Di-1-Naphthyl-Ethylenediamine Dihydrochloride
CAS No.	1052707-27-3
Molecular Formula	C₂₂H₂₂N₂·2HCl
Molecular Weight	395.34 g/mol (Free base: 314.42 g/mol)
Synonyms	(1S,2S)-(-)-1,2-Bis(1-naphthyl)ethylenediamine Dihydrochloride; (S,S)-1,2-Bis(1-naphthyl)ethylenediamine Dihydrochloride; (S,S)-BINAM Dihydrochloride; (1S,2S)-1,2-Di(naphthalen-1-yl)ethane-1,2-diamine Dihydrochloride; (S,S)-1,2-Di-1-naphthylethylenediamine Dihydrochloride; (S,S)-DINED Dihydrochloride; Chiral Naphthylethylenediamine Salt
EINECS	Contact for details

Quality Control

Our (1S, 2S)-1,2-Di-1-Naphthyl-Ethylenediamine Dihydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. For long-term storage, consider desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (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.