Description

S-N,N,N',N'-Tetramethyl-1,1'-Binaphthyldiamine is a chiral, axially hindered diamine ligand of significant importance in asymmetric synthesis. Its core value lies in its ability to induce high enantioselectivity in catalytic reactions, enabling the production of optically pure compounds. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require precise stereochemical control.

Application

• As a chiral ligand in asymmetric catalysis, particularly for metal-catalyzed reactions like additions and couplings.
• Key component in the synthesis of pharmaceutical intermediates and active pharmaceutical ingredients (APIs) requiring specific chirality.
• Used in the development of agrochemicals such as herbicides and fungicides with enhanced biological activity.
• Employed in academic and industrial R&D for methodological development in organic synthesis.
• As a building block or resolving agent for the preparation of other chiral auxiliaries and catalysts.
• Potential use in the synthesis of advanced materials, such as chiral polymers or sensors.

Basic Information

Product Name	S-N,N,N',N'-Tetramethyl-1,1'-Binaphthyldiamine
CAS No.	135759-57-8
Molecular Formula	C24H28N2
Molecular Weight	344.50 g/mol
Synonyms	(S)-(-)-2,2'-Bis(dimethylamino)-1,1'-binaphthalene; (S)-(-)-2,2'-Bis(N,N-dimethylamino)-1,1'-binaphthyl; (S)-(-)-BINAM; (S)-(-)-1,1'-Binaphthalene-2,2'-diamine, N,N,N',N'-tetramethyl-; (S)-(-)-N,N,N',N'-Tetramethyl-1,1'-binaphthyl-2,2'-diamine; (S)-(-)-TMB; (S)-TMB; S-TMB
EINECS	Contact for details

Quality Control

Our S-N,N,N',N'-Tetramethyl-1,1'-Binaphthyldiamine is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and process chemistry. A comprehensive 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 place at room temperature (15-25°C). Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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