Description

2,3-Bis(2,6-Di-I-Propylphenylimino)Butane is a high-purity, sterically hindered α-diimine ligand, a critical building block in advanced organometallic chemistry and catalysis. Its primary value lies in its ability to form highly active and selective transition metal complexes, particularly for olefin polymerization and other fine chemical synthesis processes. This compound is essential for R&D chemists and process engineers in the pharmaceutical intermediates, specialty polymers, and advanced materials sectors seeking to develop novel catalytic systems.

Application

• Catalyst Precursor for Olefin Polymerization: A key ligand for nickel and palladium catalysts used in the synthesis of polyolefins with controlled microstructures.
• Pharmaceutical Intermediate Synthesis: Employed in the preparation of complex molecules where its imino groups facilitate specific coupling or cyclization reactions.
• Material Science Research: Used in the development of novel metal-organic frameworks (MOFs) and coordination polymers with tailored properties.
• Asymmetric Catalysis: Serves as a chiral ligand scaffold for the development of catalysts used in enantioselective synthesis.
• Academic & Industrial R&D: A fundamental reagent for exploring new reaction pathways and catalytic mechanisms in organometallic chemistry.

Basic Information

Product Name	2,3-Bis(2,6-Di-I-Propylphenylimino)Butane
CAS No.	74663-77-7
Molecular Formula	C30H44N2
Molecular Weight	432.69 g/mol
Synonyms	1,4-Bis(2,6-diisopropylphenyl)-2,3-dimethyl-1,4-diaza-1,3-butadiene; 2,3-Butanedione bis(2,6-diisopropylphenyl)imine; α-Diimine Ligand; (DAD)Diimine Ligand; 2,3-Bis[(2,6-diisopropylphenyl)imino]butane; 2,3-Dimethyl-1,4-bis(2,6-diisopropylphenyl)-1,4-diazabuta-1,3-diene; Brookhart-type Ligand; DAD-iPr Ligand
EINECS	Contact for details

Quality Control

Our 2,3-Bis(2,6-Di-I-Propylphenylimino)Butane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is characterized by advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 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.