Tetramethylethylenediamine is a low‑molecular‑weight tertiary diamine commonly used as a catalytic additive and organic base in synthesis systems. Also referred to as TMEDA and tetramethylethylenediamine, this compound functions by providing basicity and coordination capability toward metal centers, facilitating reaction control in organometallic and base‑mediated processes. Identified under CAS 110-18-9, it is typically handled as a colorless liquid in industrial environments where precise stoichiometry and reaction efficiency are required. For industrial supply, it is provided with competitive factory pricing, supports customized specifications, and is supplied with standard documentation including MSDS, TDS, COA, suitable for bulk supply.
TMEDA CAS 110-18-9
- CAS: 110-18-9
- Synonyms: Tetramethylethylenediamine, TMEDA
- Einecs: 203-744-9
- Molecular Formula: C6H16N2
- Grade: Industrial grade 99%
- Package: 200kg iron drum or 50kg plastic drum packaging
Product Description
Product Name:Tetramethylenediamine
Tetramethyl ethylenediamine is an organic compound with a chemical formula of C6H16N2, a colorless transparent liquid, miscible with water, miscible in ethanol and most organic solvents, mainly used as biochemical reagents, epoxy resin crosslinkers, and intermediates for the preparation of quaternary ammonium compounds.
Alias: Tetramethylethylenediamine; tetramethylenediamine; Tetramethyl ethylenediamine
Appearance:Colorless oily liquid
Chemical formula: C6H16N2
Molecular weight: 116.205
CAS accession number: 110-18-9
EINECS accession number: 203-744-9
Melting point: -55 °C
Boiling point: 120~122 °C
Water solubility: easily soluble
Density: 0.775 g/cm³
Appearance: Colorless transparent liquid
Flash point: 10 °C
Solubility: miscible in ethanol and most organic solvents
Usage: Used in biochemical reagents, water treatment agents, and as raw materials for quaternary ammonium salt intermediates. It is used in biochemical research, organic synthesis, cross-linking polymerization catalysts. Catalysts in the production of polyurethane foams.
FAQ - Technical & Supply Chain
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Q:
Is TMEDA typically used as a catalyst or reaction promoter in industrial chemistry?
A: It is commonly used as a catalytic additive or organic base in industrial synthesis systems, where its role is defined by controlled reaction conditions rather than laboratory-only use.
Documents and Product Support
For product review and sourcing evaluation, supporting documents can be coordinated according to the product type, inquiry stage, and order requirements.
- COA for batch-based quality reference
- TDS for key physical and chemical information
- SDS / MSDS for handling, storage, and safety reference
- Packing information for sample, trial, and bulk orders
- Technical communication based on application and specification requirements
Information to Confirm Before Quotation
Clear sourcing information helps reduce specification mismatch and allows a more accurate quotation before sample or bulk order discussion.
- Product name and CAS number
- Application or intended end use
- Required purity, grade, or specification
- Sample quantity, trial order, or bulk demand
- Preferred packing form or net weight
- Destination country or port
- Required documents or compliance expectations
Packaging, Storage, and Handling Notes
Packaging form, storage conditions, shelf life, and shipment arrangements should be confirmed according to the product characteristics, package size, and destination requirements.
Before order confirmation, buyers are advised to review the corresponding product documents and confirm whether any special storage, labeling, or handling requirements apply.
Sample, Bulk Order and Repeat Supply Support
Support can be arranged for sample discussion, bulk supply planning, packaging confirmation, and routine sourcing communication based on the actual product and order requirements.
For repeat-use formulations or long-term procurement plans, buyers may discuss specification consistency, packaging preferences, delivery expectations, and document coordination in advance.





