Description

(1S,2S)-N,N'-Bis(2-Acetyl-3-Oxo-2-Butenylidene)-1,2-Dimesitylethylenediaminato Cobalt(II) is a high-purity, organometallic coordination compound featuring a chiral salen-type ligand framework. This compound matters as a sophisticated catalyst precursor, offering precise stereochemical control in asymmetric synthesis and polymerization reactions. It is primarily needed by R&D laboratories and chemical manufacturers in the pharmaceutical, fine chemical, and advanced materials sectors for developing novel catalytic processes.

Application

• As a chiral catalyst precursor for asymmetric organic synthesis, including cyclopropanation and epoxidation reactions.
• In the stereoselective polymerization of olefins and other monomers to produce polymers with specific tacticity.
• For academic and industrial research into new cobalt-based catalytic systems and mechanistic studies.
• As a key intermediate in the preparation of more complex chiral ligands and metal complexes.
• In material science applications, potentially for the development of magnetic or conductive coordination polymers.

Basic Information

Product Name	(1S,2S)-N,N'-Bis(2-Acetyl-3-Oxo-2-Butenylidene)-1,2-Dimesitylethylenediaminato Cobalt(II)
CAS No.	259259-80-8
Molecular Formula	C38H42CoN2O4
Molecular Weight	649.68 g/mol
Synonyms	Cobalt, (1S,2S)-N,N'-Bis(2-acetyl-3-oxo-2-butenylidene)-1,2-dimesitylethylenediaminato-; (S,S)-Co(salen*) Complex; Chiral Cobalt Salen Complex; (1S,2S)-(-)-1,2-Bis(2,4,6-trimethylphenyl)ethylenediamine N,N'-bis(acetylacetone imine) Cobalt(II); Asymmetric Cobalt Catalyst; Co(II)(salen) Derivative; Cobalt(II) complex with a chiral tetradentate Schiff base ligand
EINECS	Contact for details

Quality Control

Our (1S,2S)-N,N'-Bis(2-Acetyl-3-Oxo-2-Butenylidene)-1,2-Dimesitylethylenediaminato Cobalt(II) is produced under controlled conditions to ensure batch-to-batch consistency and high chemical purity. Each lot undergoes rigorous analytical testing, including HPLC for purity and chiral analysis to confirm enantiomeric excess. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and specific impurities are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to minimize oxidation and moisture absorption. Keep the container in a cool, dry, and well-ventilated place away from incompatible materials.

Specification

Item	Specification
Appearance	Dark brown to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 99.0% e.e.
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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