Triethylamine is a low-molecular-weight tertiary amine widely used as an organic base and reaction facilitator in chemical manufacturing. Commonly referred to as triethylamine, TEA, and ethyl tertiary amine, this compound functions by accepting protons and neutralizing acidic byproducts, enabling controlled reaction environments in organic synthesis processes. Identified under CAS 121-44-8, it is typically applied in formulation and process chemistry where pH adjustment and base-mediated reactions are required. For industrial supply, it is available with competitive factory pricing, supports customized specifications, and is provided with complete documentation including MSDS, TDS, COA, suitable for bulk supply.
Triethylamine CAS 121-44-8
- CAS: 121-44-8
- Synonyms: Triethylamine, TEA, Ethyl tertiary amine, Triethyl amine
- Einecs: 204-469-4
- Molecular Formula: C₆H₁₅N
- Grade: Industrial grade 99%
- Package: 200kg iron drum or 50kg plastic drum packaging
Product Description
Product Name:triethylamine
Triethylamine (molecular formula: C6H15N), also known as N,N-diethylethylamine, is the simplest homogenous trisubstituted tertiary amine, with the typical properties of tertiary amine, is a colorless to yellowish transparent liquid, has a strong ammonia odor, and smokes slightly in the air. Boiling point: 89.5°C, relative density (water=1): 0.70, relative density (air=1): 3.48, slightly soluble in water, soluble in ethanol and ether. The aqueous solution is alkaline. It is used in the manufacture of pharmaceuticals, pesticides, polymerization inhibitors, high-energy fuels, rubber vulcanizing agents, etc
Chemical formula: C6H15N
Molecular weight: 101.19
CAS accession number: 121-44-8
EINECS accession number :204-469-4
Melting point: -114.8°C
Boiling point: 89.5°C
Water solubility: soluble in water
Density: 0.728g/mL at 20°C
Appearance: colorless oily liquid, with strong ammonia odor
Flash point: -7°C

FAQ - Technical & Supply Chain
-
Q:
Do Triethylamine and TEA refer to the same chemical substance?
A: Yes. Triethylamine and TEA are different names used for the same chemical identity and correspond to a single CAS registry entry. -
Q:
Is Triethylamine intended for use as an industrial chemical base rather than only laboratory use?
A: It is commonly used as an industrial organic base in manufacturing and synthesis processes, not limited to laboratory-scale applications.
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.
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