Description

Dichloro(N,N,N',N'-Tetramethylethylenediamine)Zinc CAS NO 28308-00-1 is an organometallic coordination compound featuring a zinc center complexed with TMEDA (N,N,N',N'-Tetramethylethylenediamine) and two chloride ligands. This compound serves as a versatile and highly active catalyst precursor or reagent in advanced organic synthesis and materials science. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, fine chemical, and polymer industries for demanding transformations requiring precise Lewis acid catalysis.

Application

• As a highly active Lewis acid catalyst in organic synthesis, particularly for polymerization and ring-opening reactions.
• As a precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to fabricate zinc-containing thin films for semiconductors.
• As a key reagent in the synthesis of advanced organozinc compounds used in cross-coupling reactions (e.g., Negishi coupling).
• In academic and industrial research for developing new catalytic systems and exploring novel reaction pathways.
• As a catalyst component for the production of polyesters and polycarbonates.
• For the activation of small molecules in coordination chemistry studies.

Basic Information

Product Name	Dichloro(N,N,N',N'-Tetramethylethylenediamine)Zinc
CAS No.	28308-00-1
Molecular Formula	C6H16Cl2N2Zn
Molecular Weight	264.50 g/mol
Synonyms	Zinc, dichloro[N,N,N',N'-tetramethyl-1,2-ethanediamine]-; Dichloro(tetramethylethylenediamine)zinc; Dichloro(TMEDA)zinc; Dichloro(N,N,N',N'-tetramethylethylenediamine)zinc(II); TMEDA-Zinc dichloride; ZnCl2(TMEDA); Zinc dichloride tetramethylethylenediamine complex; Dichlorobis(N,N,N',N'-tetramethylethylenediamine)zinc (Note: bis-ligand complex is a different compound, but this name is sometimes incorrectly used)
EINECS	Contact for details

Quality Control

Our Dichloro(N,N,N',N'-Tetramethylethylenediamine)Zinc is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. All products undergo rigorous quality testing, including spectroscopic and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and assay is provided with each shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and to maintain optimal reactivity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Zn content)	≥ 24.0% (by ICP-OES or Titration)
Purity (HPLC)	≥ 98.0%
Solubility	Soluble in common organic solvents (e.g., THF, DCM)

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