Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
Triethylamine (TEA), or N , N -diethylethanamine , is a chemical compound with the molecular formula N( CH2CH3 ) 3Triethylamine, commonly written as Et3N or NEt3 , is often called “trièth” ([tʁiɛt]) in the laboratory, but this is a common, informal, spoken term. It is frequently encountered in organic synthesis because it is the simplest symmetrical tertiary amine that is liquid at room temperature. It has a strong fishy odor similar to that of ammonia . Triethylamine is basic but also very nucleophilic . When nucleophilicity is a concern, diisopropylethylamine (DIPEA), which is much more sterically hindered and therefore less nucleophilic, is often used. Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
It is commonly used in organic synthesis as a base , for example in the preparation of esters and amides from acid chlorides.
In these reactions , triethylamine does more than combine with the generated hydrochloric acid (forming a salt , triethylammonium hydrochloride ) since it also acts as an activator: being very nucleophilic , it combines with the acid chloride to form a compound even more electrophilic than the starting acid chloride and to which an alcohol or an amine can easily be added. Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
Like other tertiary amines, Et3N catalyzes the formation of polyurethane foams and epoxy resins . It is also very useful in β-elimination reactions .
It is also used in Swern oxidations : Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
Aure Chemical Delivers Excellence in High-Purity Triethylamine (CAS 121-44-8)
Aure Chemical is a leading global supplier of Triethylamine (TEA), also systematically known as N,N-Diethylethanamine. This versatile tertiary amine is a cornerstone chemical, widely recognized for its unique properties as a strong base, an efficient catalyst, and a valuable solvent. Our high-purity Triethylamine is an indispensable component across a vast array of industries, from the synthesis of complex pharmaceuticals and agrochemicals to its critical role in polymer and rubber processing.
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Basic Information of Triethylamine
Triethylamine (CAS No. 121-44-8) is meticulously produced and rigorously tested to meet stringent quality standards. We ensure exceptional purity and consistent performance, essential for your most demanding applications: Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
| CAS No.: | 121-44-8 |
|---|---|
| EC No.: | 204-469-4 |
| Linear Formula: | (CH₃CH₂)₃N |
| Molecular Weight: | 101.19 |
| Appearance: | Transparent Liquid |
| Odor: | Strong, fishy, ammoniacal odor. |
| Melting Point: | −115 °C (lit.) |
| Boiling point: | 89.5 °C (lit.) |
| Density: | 0.728 |
| Solubility: | Slightly soluble in water (exothermic dissolution); miscible with most organic solvents like ethanol, ether, benzene, and chloroform. |
| Flash point: | 20 °F |
| Nature: | Highly flammable liquid and vapor, corrosive, alkaline. |
| RIDADR: | UN 1296 3/PG 2 |
| Chemical Structure: | ![]() |
Our commitment to delivering high-purity Triethylamine ensures a reliable and efficient component for your complex manufacturing and synthesis processes.
Primary Applications of Triethylamine (TEA)
Triethylamine’s strong basicity and nucleophilicity make it an incredibly versatile chemical with applications spanning numerous industries: Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
- Catalyst in Organic Reactions:
TEA is extensively used as a catalyst and acid scavenger in various organic synthesis reactions, including acylation, alkylation, and condensation reactions. It neutralizes the hydrogen halide by-products, promoting reaction efficiency and yield, particularly in the synthesis of pharmaceuticals and fine chemicals.
- Pharmaceutical Synthesis:
It is a crucial reagent and intermediate in the production of numerous active pharmaceutical ingredients (APIs), especially in steps requiring a non-nucleophilic base or a solvent for specific reaction types.
- Agrochemical Manufacturing:
TEA is employed in the synthesis of various agrochemicals, including herbicides, fungicides, and insecticides, where its catalytic or acid-scavenging properties are vital for specific reaction pathways. Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
- Polymer & Rubber Industry:
In the polymer industry, TEA acts as a catalyst for polyurethane foam production and as a curing agent for various resins. In rubber processing, it’s used as an activator for vulcanization accelerators.
- Solvent & Extractant:
Due to its ability to dissolve a wide range of organic compounds, TEA is used as a solvent in certain chemical processes and as an extractant in the purification of various substances.
- Neutralizing Agent:
Its strong basicity makes it an effective neutralizing agent for acids in industrial processes and wastewater treatment.
- Surfactant Production:
TEA can be used in the synthesis of specific types of surfactants and emulsifiers.
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- Exceptional Purity & Consistency: Our Triethylamine is manufactured to stringent purity specifications, ensuring optimal and predictable performance in your sensitive chemical reactions and formulations.
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- Expert Technical Support: Our team of experienced chemists and specialists is readily available to offer comprehensive guidance on product application, safe handling procedures, and optimal storage conditions for Triethylamine.
- Commitment to Quality & Safety: We adhere to the highest industry standards for quality management, safety, and environmental responsibility across all our operations, ensuring peace of mind for our clients handling this reactive and flammable material.
Choose Aure Chemical for a trustworthy and dependable supply of high-quality Triethylamine. We are ready to support your most demanding and innovative chemical manufacturing processes. Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
Related Articles
- Triethylamine CAS 121-44-8 | Industrial Uses, Properties & Structure
- Triethylamine: Applications in Pharmaceutical & Chemical Industry
Hazards Classification
- GHS Classification: Flammable Liquid (GHS02), Acute Toxicity, Oral (GHS06), Acute Toxicity, Inhalation (GHS06), Skin Corrosion (GHS05), Serious Eye Damage (GHS05)
- Hazard Statements: Highly flammable liquid and vapor; harmful if swallowed; harmful if inhaled; causes severe skin burns and eye damage.
- UN Number: UN 1296
- Hazard Class: 3 (Flammable Liquids), 8 (Corrosive substances)
- Packing Group: II Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8



Packaging, Logistics & Compliance Capabilities
Aure Chemical provides flexible packaging solutions, compliant logistics arrangements, and controlled storage practices to support laboratory-scale, pilot-scale, and commercial-scale global supply. Buy Triethylamine (TEA) N-diethylethanamine Cas 121-44-8
Packaging Options
- 25 kg / 50 kg bags (fiber drum, aluminum bag, HDPE drum)
- 100 kg / 200 kg steel or HDPE drums
- 500 kg / 1000 kg IBC containers
- Bulk liquids in ISO tank containers
- Customized packaging upon request
Transportation Modes
- Sea freight (FCL / LCL)
- Air freight for selected products
- Road and rail transportation
- Dangerous & non-dangerous cargo handling
- Incoterms: EXW, FOB, CFR, CIF, DAP, DDP
Storage & Handling
- Dry, cool, and well-ventilated warehouses
- Segregation by hazard class
- FIFO inventory management
- Temperature-controlled storage if required
- Regular inspection & labeling control
Documentation & Compliance
- Safety Data Sheet (SDS)
- Certificate of Analysis (COA)
- Dangerous Goods Declaration (DGD)
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- IMDG / IATA / ADR compliant labeling
For packaging customization or logistics consultation, please contact us.
Triethylamine (CAS 121-44-8)
Triethylamine is a mobile-phase modifier in RP-HPLC separation of acidic, basic, and neutral drugs. Improves resolution of amino acids and amino acid amides by HPLC by suppressing tailing. Triethylamine is employed in organic synthesis in the preparation of esters and amides from acyl chlorides. It is also useful in dehydrohalogenation reactions and Swern oxidations.
Triethylamine (CAS 121-44-8) References
- Discovered triethylamine as impurity in synthetic DNAs for and by electrochemiluminescence techniques. | Xu, Y., et al. 2013. Talanta. 116: 308-14. PMID: 24148408
- Triethylamine-controlled Cu-BTC frameworks for electrochemical sensing fish freshness. | Li, C., et al. 2019. Anal Chim Acta. 1085: 68-74. PMID: 31522732
- Triethylamine improves MS signals stability of diluted oligonucleotides caused by sample containers. | Liu, R., et al. 2019. Anal Biochem. 587: 113446. PMID: 31545947
- Hydrothermal Synthesis of Co3O4/ZnO Hybrid Nanoparticles for Triethylamine Detection. | Yang, Y., et al. 2019. Nanomaterials (Basel). 9: PMID: 31717996
- Simple Fluorescence Assay for Triethylamine Based on the Palladium Catalytic Dimerization of Benzofuran-2-boronic Acid. | Tange, A., et al. 2021. Anal Sci. 37: 1465-1467. PMID: 33746139
- Double-layer capsule of mesoporous ZnO@SnO2 for sensitive detection of triethylamine. | Yin, M., et al. 2021. Analyst. 146: 6193-6201. PMID: 34514481
- Enhancing triethylamine sensing of ZIF-derived ZnO microspheres arising from cobalt doping and defect engineering. | Wei, W., et al. 2022. Chemosphere. 291: 132715. PMID: 34715109
- Semiconductor Gas Sensor for Triethylamine Detection. | Liu, J., et al. 2022. Small. 18: e2104984. PMID: 34894075
- Mesoporous ZnO nanosheet as gas sensor for sensitive triethylamine detection. | Zhang, L., et al. 2022. Anal Bioanal Chem. 414: 2181-2188. PMID: 35013807
- Electrospinning Derived NiO/NiFe2O4 Fiber-in-Tube Composite for Fast Triethylamine Detection under Different Humidity. | Yang, J., et al. 2022. ACS Sens. 7: 995-1007. PMID: 35377609
- Cu2O/Ti3C2Txnanocomposites for detection of triethylamine gas at room temperature. | Zhou, M., et al. 2022. Nanotechnology. 33: PMID: 35785755
- A More Sustainable Isocyanide Synthesis from N-Substituted Formamides Using Phosphorus Oxychloride in the Presence of Triethylamine as Solvent. | Salami, SA., et al. 2022. Molecules. 27: PMID: 36296444
- Pd-SnO2/In2O3 with a Unique Structure for the Ultrasensitive Detection of Triethylamine near Room Temperature. | Deng, Z., et al. 2022. ACS Sens. 7: 3501-3512. PMID: 36368004
Triethylamine , TEA , CAS :121-44-8
Application : Triethylamine, an organic compound, is named N, N-diethylethanamine. It is a colorless and transparent liquid with a strong ammonia odor, which is slightly smoked in the air. Soluble in water, soluble in ethanol, ether. The aqueous solution is weakly alkaline. Flammable, explosive. Toxic, highly irritating. Mainly used for industrial solvents, curing agents, catalysts, inhibitors, preservatives, and synthetic dyes.
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| ITEM | SPEC |
| Appearance | Colorless liquid |
| Purity wt% | 99.70% min |
| Color , APHA | 15max |
| Monoethylamine wt% | 0.1%max |
| Diethylamine wt% | 0.1%max |
| Ethanol wt% | 0.05%max |
| Moisture wt% | 0.1%max |
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About Triethylamine (TEA) – CAS Number 121-44-8
Unlock the Advantages and Applications of Triethylamine (TEA)
Triethylamine (TEA) leverages significant advantages for industrial users, offering reliable performance in organic synthesis and pharmaceutical manufacturing. Common application media include solvents, esterification reactions, and as a catalyst in various chemical processes. Its usage type is predominantly industrial, where its high purity and unique insolubility in water facilitate precise processing. Benefit from the strategic versatility TEA brings to your projects, ensuring commanding results and production reliability every time.
Streamlined Payment, Shipping, and Sample Availability with TEA
Experience seamless handover with a variety of accommodating payment terms to meet your needs. Triethylamine (TEA) is available for express shipping, ensuring prompt delivery to your main domestic market. Shipped goods are handled with care and efficiency, and interested buyers can request ready samples to evaluate product suitability firsthand. Trust our dependable process for efficient, timely, and safe access to this sought-after industrial-grade chemical.
FAQ’s of Triethylamine (TEA) – CAS Number 121-44-8:
Q: How is Triethylamine (TEA) commonly used in industrial applications?
A: Triethylamine (TEA) is primarily used as a catalyst in organic synthesis, pharmaceutical production, and as a base in esterification and other chemical reactions. Its commanding purity enables reliable outcomes across diverse processes.
Q: What makes Triethylamine (TEA) a valuable asset for manufacturers?
A: With its majestic 99% purity and distinctive insolubility in water, TEA ensures precise control in chemical reactions, contributing to high-quality, consistent results in industrial and laboratory environments.
Q: When can I expect my order of Triethylamine (TEA) to be shipped?
A: Orders are processed efficiently and shipped promptly via express shipping options. Delivery schedules will depend on your specific location, but we strive to handover shipped goods as swiftly as possible.
Q: Where can samples of Triethylamine (TEA) be requested?
A: Samples are readily available upon request. Simply contact our team or submit a query through our official channels to receive your sample and assess product suitability.
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