Description

N,N,N',N'-Tetramethylethylenediamine (TMEDA) is a versatile and highly effective tertiary diamine ligand and catalyst widely used in organic synthesis and polymerization processes. Its strong basicity and excellent chelating properties make it a critical component for accelerating reactions and controlling polymer morphology. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and advanced polymer industries seeking to optimize yield and selectivity in complex syntheses.

Application

• As a crucial ligand in organolithium chemistry, enhancing reactivity and stability in anionic polymerization and metal-halogen exchange reactions.
• As a catalyst and curing agent in the production of polyurethane foams and epoxy resins.
• As a key component in Ziegler-Natta catalyst systems for the polymerization of olefins like polyethylene and polypropylene.
• As a chelating agent in analytical chemistry and for the purification of metals.
• As a base and accelerator in various organic synthesis reactions, including alkylations and condensations.
• In the synthesis of pharmaceutical intermediates and fine chemicals where precise reaction control is required.

Basic Information

Product Name	N,N,N',N'-Tetramethylethylenediamine
CAS No.	110-18-9
Molecular Formula	C6H16N2
Molecular Weight	116.20 g/mol
Synonyms	TMEDA; 1,2-Bis(dimethylamino)ethane; N,N,N',N'-Tetramethyl-1,2-ethanediamine; Tetramethylethylenediamine; Ethylenebis(dimethylamine); 1,2-Ethanediamine, N,N,N',N'-tetramethyl-; Me2NCH2CH2NMe2
EINECS	203-744-6

Quality Control

Our N,N,N',N'-Tetramethylethylenediamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including gas chromatography (GC) and titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing specific batch results are provided to guarantee compliance with your technical requirements and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids and oxidizers. Due to its highly volatile and hygroscopic nature, containers must be kept tightly sealed after use to prevent moisture absorption and evaporation. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.417 - 1.419
Density (20°C)	0.775 - 0.785 g/mL

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