Description

(1R,2R)- N',N'-Dimethyl-1,2-Diphenyl-1,2-Ethanediamine is a high-purity chiral diamine compound characterized by its specific (R,R) stereochemistry. This compound is a critical chiral ligand and building block in asymmetric synthesis, enabling the production of enantiomerically pure pharmaceuticals and fine chemicals. It is essential for research and manufacturing in the pharmaceutical, agrochemical, and specialty chemical industries where precise stereochemical control is paramount.

Application

• Asymmetric Catalysis: Serves as a key chiral ligand for transition metal catalysts in enantioselective hydrogenation, alkylation, and other C-C bond-forming reactions.
• Pharmaceutical Intermediates: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs) requiring the (R,R) configuration, particularly for central nervous system and cardiovascular drugs.
• Chiral Resolution Agent: Used in the separation of racemic mixtures of acids or other compounds via diastereomeric salt formation.
• Agrochemical Synthesis: Employed in the development of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of chiral polymers and advanced materials with specific optical properties.
• Academic & Process R&D: A valuable reagent for methodological development in organic chemistry and scale-up process optimization in fine chemical production.

Basic Information

Product Name	(1R,2R)- N',N'-Dimethyl-1,2-Diphenyl-1,2-Ethanediamine
CAS No.	320778-96-9
Molecular Formula	C₁₆H₂₀N₂
Molecular Weight	240.34 g/mol
Synonyms	(1R,2R)-(-)-1,2-Bis(dimethylamino)-1,2-diphenylethane; (R,R)-N,N,N',N'-Tetramethyl-1,2-diphenyl-1,2-ethanediamine; (R,R)-TMDPEDA; (1R,2R)-1,2-Diphenyl-N,N,N',N'-tetramethylethylenediamine; (R,R)-1,2-Diphenyl-1,2-ethylenediamine N,N,N',N'-tetramethyl derivative; (R,R)-DPEN-Tetramethyl; (R,R)-DPEN-NMe₂; (R,R)-DACH-N,N,N',N'-Tetramethyl
EINECS	Contact for details

Quality Control

Our (1R,2R)- N',N'-Dimethyl-1,2-Diphenyl-1,2-Ethanediamine is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chiral HPLC for enantiomeric excess (ee) verification, to ensure it meets the high-purity standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided for each lot to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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