Description

(1S,2S)-N,N'-Bis[(R)-2-Hydroxy-2'-Phenyl-1,1'-Binaphthyl-3-Ylmethylene]-1,2-Diphenylethylenediaminato Manganese(III) Acetate is a highly specialized chiral salen-type manganese complex, valued for its role as a sophisticated asymmetric catalyst. This compound is engineered to facilitate enantioselective transformations with high selectivity and yield, which is critical for producing optically pure intermediates. It is primarily needed by R&D chemists and process development teams in the pharmaceutical and fine chemical industries for the synthesis of chiral active pharmaceutical ingredients (APIs) and advanced materials.

Application

• Asymmetric Epoxidation Catalyst: For the enantioselective epoxidation of unfunctionalized olefins, a key step in synthesizing chiral epoxides.
• Pharmaceutical Intermediate Synthesis: Enables the production of enantiomerically pure building blocks for complex drug molecules.
• Fine Chemical Manufacturing: Used in the synthesis of specialty chemicals where high stereochemical control is required.
• Academic & Industrial Research: Serves as a benchmark catalyst in methodological studies for developing new asymmetric reactions.
• Material Science: Potential application in the development of chiral polymers or frameworks with specific optical properties.

Basic Information

Product Name	(1S,2S)-N,N'-Bis[(R)-2-Hydroxy-2'-Phenyl-1,1'-Binaphthyl-3-Ylmethylene]-1,2-Diphenylethylenediaminato Manganese(III) Acetate
CAS No.	158052-18-7
Molecular Formula	C78H56MnN2O4 • C2H3O2 (or C80H59MnN2O6)
Molecular Weight	~1182.3 g/mol
Synonyms	Manganese(III) Salen Complex (Jacobsen-type); (S,S)-(R,R)-Mn(III)-salen acetate; Jacobsen Catalyst Derivative; Chiral Mn-salen Catalyst; (1S,2S)-1,2-Diphenyl-1,2-ethylenediamine N,N'-bis(3-phenyl-2-hydroxy-1,1'-binaphthyl-2-methylene) Manganese(III) Acetate; Asymmetric Epoxidation Catalyst; [N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminato]manganese(III) chloride (related class).
EINECS	Contact for details

Quality Control

Our (1S,2S)-N,N'-Bis[(R)-2-Hydroxy-2'-Phenyl-1,1'-Binaphthyl-3-Ylmethylene]-1,2-Diphenylethylenediaminato Manganese(III) Acetate is produced under strict quality protocols to ensure batch-to-batch consistency and catalytic performance. Each lot undergoes comprehensive analysis, including HPLC for purity, spectroscopic identification (IR, NMR), and chiral purity assessment. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a freezer at -20°C to -10°C under an inert atmosphere (argon or nitrogen) to prevent oxidation and decomposition. Allow the container to reach room temperature in a desiccator before opening to minimize moisture exposure.

Specification

Item	Specification
Appearance	Dark brown to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Manganese Content	4.5 - 5.0 %
Solubility	Soluble in dichloromethane, chloroform; slightly soluble in toluene

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